ARDENT SOFTWARE INC
S-4, 1999-03-03
PREPACKAGED SOFTWARE
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<PAGE>   1
 
     AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON MARCH 3, 1999
 
                                                    REGISTRATION NO. 333-
- --------------------------------------------------------------------------------
- --------------------------------------------------------------------------------
 
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549
 
                                    FORM S-4
                             REGISTRATION STATEMENT
                        UNDER THE SECURITIES ACT OF 1933
 
                             ARDENT SOFTWARE, INC.
             (Exact name of registrant as specified in its charter)
 
<TABLE>
<S>                               <C>                               <C>
            DELAWARE                            7372                         NO. 04-2818132
(State or other jurisdiction of     (Primary Standard Industrial            (I.R.S. Employer
 incorporation or organization)     Classification Code Number)           Identification No.)
</TABLE>
 
                              50 WASHINGTON STREET
                       WESTBORO, MASSACHUSETTS 01581-1021
                                 (508) 366-3888
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)
 
                                  PETER GYENES
                             ARDENT SOFTWARE, INC.
                              50 WASHINGTON STREET
                       WESTBORO, MASSACHUSETTS 01581-1021
                                 (508) 366-3888
 (Name, address, including zip code, and telephone number, including area code,
                             of agent for service)
 
                        COPIES OF ALL COMMUNICATIONS TO:
 
<TABLE>
<S>                                                 <C>
               JAMES K. WALSH, ESQ                                RICHARD N. HOEHN, ESQ.
              ARDENT SOFTWARE, INC.                               CHOATE, HALL & STEWART
               50 WASHINGTON STREET                          EXCHANGE PLACE, 53 STATE STREET
        WESTBORO, MASSACHUSETTS 01581-1021                           BOSTON, MA 02109
                  (508) 366-3888                                      (617) 248-5000
</TABLE>
 
     APPROXIMATE DATE OF COMMENCEMENT OF PROPOSED SALE OF THE SECURITIES TO THE
PUBLIC:  As soon as practicable after this Registration Statement becomes
effective and certain other conditions under the applicable merger agreement are
met or waived.
 
     If the securities being registered on this form are being offered in
connection with the formation of a holding company and there is compliance with
general instruction G, check the following box.  [ ]
 
                        CALCULATION OF REGISTRATION FEE
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<TABLE>
<CAPTION>
                                    AMOUNT TO BE                              PROPOSED MAXIMUM
    TITLE OF EACH CLASS OF           REGISTERED         PROPOSED MAXIMUM     AGGREGATE OFFERING        AMOUNT OF
 SECURITIES TO BE REGISTERED        (SHARES)(1)        OFFERING PRICE(2)          PRICE(2)        REGISTRATION FEE(3)
- ----------------------------------------------------------------------------------------------------------------------
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<S>                             <C>                   <C>                   <C>                   <C>
Common Stock, $.01 par value..       2,600,000               $18.50             $48,100,000            $1,967.80
- ----------------------------------------------------------------------------------------------------------------------
</TABLE>
 
- ---------------
 
(1) Based upon an estimate of the maximum number of shares of the Common Stock
    of the Registrant, $.01 par value per share, issuable in the merger
    described herein to holders of shares of capital stock of Prism Solutions,
    Inc.
 
(2) Estimated solely for the purpose of calculating the registration fee
    pursuant to Rule 457(c) under the Securities Act of 1933, as amended (the
    "Securities Act") and based upon prices on The Nasdaq Stock Market on March
    1, 1999.
 
(3) The registration fee for the securities registered hereby has been
    calculated pursuant to Section 6(b) of the Securities Act, as 0.0278 of one
    percent of the proposed maximum aggregate offering price. This fee
    calculates to $13,371.80. However, a fee of $11,404 was paid on January 7,
    1999 pursuant to Rules 14(a)-6 and 0-11 promulgated under the Securities
    Exchange Act of 1934, as amended (the "Exchange Act"), in respect of the
    merger upon filing by Prism Solutions, Inc. of a preliminary proxy statement
    relating thereto. Pursuant to Rule 457(b) promulgated under the Securities
    Act and Section 14(g)(2) of the Exchange Act and Rule 0-11 promulgated
    thereunder, the amount of such previously paid fee has been credited against
    the registration fee payable in connection with this filing.
 
     THE REGISTRANT HEREBY AMENDS THIS REGISTRATION STATEMENT ON SUCH DATE OR
DATES AS MAY BE NECESSARY TO DELAY ITS EFFECTIVE DATE UNTIL THE REGISTRANT SHALL
FILE A FURTHER AMENDMENT WHICH SPECIFICALLY STATES THAT THIS REGISTRATION
STATEMENT SHALL THEREAFTER BECOME EFFECTIVE IN ACCORDANCE WITH SECTION 8(a) OF
THE SECURITIES ACT OF 1933 OR UNTIL THE REGISTRATION STATEMENT SHALL BECOME
EFFECTIVE ON SUCH DATE AS THE COMMISSION, ACTING PURSUANT TO SAID SECTION 8(a),
MAY DETERMINE.
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<PAGE>   2
 
                                  [PRISM LOGO]
 
                   MERGER PROPOSED -- YOUR VOTE IS IMPORTANT
 
Dear Stockholder:
 
     The boards of directors of Prism Solutions, Inc. and Ardent Software, Inc.
have agreed to a merger of their companies because they believe the resulting
combination will create an opportunity to achieve significant operating
synergies and better exploit the individual companies' complementary products in
the data warehouse market. The merger agreement provides that Prism will become
a wholly owned subsidiary of Ardent. The combined company will be headquartered
in Westboro, Massachusetts.
 
     If the merger is completed, Prism stockholders will receive 0.13124 of a
share of Ardent common stock in exchange for each share of Prism common stock
that they own. The shares of Ardent stock to be issued to Prism stockholders
will represent approximately 15.7% of the outstanding stock of Ardent after the
merger, with the remainder being held by Ardent's existing stockholders. In
addition, each outstanding option to purchase Prism common stock will be
converted into the right to purchase Ardent common stock based on the same
0.13124 exchange ratio.
 
     The merger cannot be completed unless Prism's stockholders adopt the merger
agreement. Prism has scheduled a special meeting of its stockholders to vote on
the merger. We encourage you to exercise your voting rights. However, several
significant stockholders of Prism, representing approximately 54% of the
outstanding common stock, have agreed to vote their shares in favor of the
merger. Therefore, regardless of other votes, the adoption of the merger
agreement is assured.
 
     THE BOARD OF DIRECTORS OF PRISM HAS UNANIMOUSLY DETERMINED THAT THE MERGER
IS IN THE BEST INTERESTS OF ITS STOCKHOLDERS AND RECOMMENDS THAT ITS
STOCKHOLDERS VOTE IN FAVOR OF ADOPTING THE MERGER AGREEMENT.
 
     If you sign, date and mail your proxy card without indicating how you want
to vote, your proxy will be counted as a vote in favor of the merger. If you do
not return your proxy card, the effect in most cases will be a vote against the
merger.
 
     The date, time and place of the meeting is as follows:
 
    March   , 1999
    10:00 a.m.
    Prism Solutions, Inc.
    1000 Hamlin Court
    Sunnyvale, CA 94089
 
     This proxy statement/prospectus provides you with detailed information
about the proposed merger. We encourage you to read this entire document
carefully.
 
/s/ Warren M. Weiss
Warren M. Weiss
President and Chief Executive Officer
 
     THE MERGER INVOLVES RISKS TO PRISM STOCKHOLDERS. SEE "RISK FACTORS,"
BEGINNING ON PAGE 12.
 
     Neither the Securities and Exchange Commission nor any state securities
regulators have approved the Ardent common stock to be issued under this proxy
statement/prospectus or determined whether this proxy statement/prospectus is
accurate or adequate. Any representation to the contrary is a criminal offense.
 
     This proxy statement/prospectus is dated March   , 1999 and is first being
mailed to stockholders on or about March   , 1999.
<PAGE>   3
 
                             PRISM SOLUTIONS, INC.
                               1000 HAMLIN COURT
                              SUNNYVALE, CA 94089
                            ------------------------
 
                   NOTICE OF SPECIAL MEETING OF STOCKHOLDERS
                         TO BE HELD ON MARCH    , 1999
                            ------------------------
 
To Our Stockholders:
 
     A special meeting of stockholders of Prism Solutions, Inc. will be held at
the offices of Prism located at 1000 Hamlin Court, Sunnyvale, CA 94089, on March
  , 1999, commencing at 10:00 a.m., local time, for the following purposes:
 
          1. To consider and vote on a proposal to adopt the Agreement and Plan
     of Merger and Reorganization dated as of November 19, 1998 between Ardent
     Software, Inc., a Delaware corporation, and Prism. Adoption of the merger
     agreement and its implementation would effect the following actions, among
     other matters:
 
             (a) a wholly owned subsidiary of Ardent will be merged into Prism,
        resulting in Prism becoming a wholly owned subsidiary of Ardent,
 
             (b) each share of Prism common stock outstanding immediately prior
        to the effective time of the merger will be converted into the right to
        receive, and become exchangeable for, 0.13124 of a share of Ardent
        common stock, and
 
             (c) each outstanding option to purchase Prism common stock will
        become an option to purchase Ardent common stock based on the same
        exchange ratio.
 
          2. To transact such other business as may properly come before the
     meeting.
 
     Stockholders of record as of the close of business on March   , 1999 will
be entitled to vote at the meeting and any adjournment or postponement of it.
 
     The merger and other important matters are explained in this proxy
statement/prospectus, which you are urged to read carefully. A copy of the
merger agreement is attached as Annex I.
 
                                          By order of the board of directors,
 
                                          Earl C. Charles
                                          Chief Financial Officer and Secretary
 
Sunnyvale, California
March   , 1999
 
WHETHER OR NOT YOU PLAN TO ATTEND THE MEETING, PLEASE FILL IN, DATE AND SIGN THE
ENCLOSED PROXY CARD AND RETURN IT PROMPTLY IN THE ENCLOSED RETURN ENVELOPE,
WHICH REQUIRES NO POSTAGE IF MAILED IN THE UNITED STATES.
<PAGE>   4
 
                               TABLE OF CONTENTS
 
<TABLE>
<CAPTION>
                                                              PAGE
                                                              ----
<S>                                                           <C>
Questions and Answers About the Ardent/Prism Merger.........   iii
Additional Questions and Answers About the Merger for Prism
  Employees.................................................    iv
Who Can Help Answer Your Questions..........................    iv
Summary.....................................................     1
  The Companies.............................................     1
  Reasons for the Merger....................................     1
  Prism Stockholders' Meeting...............................     1
  Prism's Recommendations to Stockholders...................     2
  Record Date; Voting Power.................................     2
  Prism Vote Required.......................................     2
  The Merger................................................     3
  Summary Historical Financial Data -- Preamble.............     6
  Summary Historical Financial Data of Ardent...............     6
  Summary Historical Financial Data of Prism................     7
  Summary Unaudited Pro Forma Financial Data................     8
  Comparative Per Share Data................................     9
  Market Price Information..................................    10
Risk Factors................................................    12
The Prism Special Meeting...................................    16
  Purpose of the Meeting....................................    16
  Voting Rights.............................................    16
  Independent Accountants...................................    17
The Proposed Merger.........................................    18
  Summary...................................................    18
  Background of Merger......................................    19
  Recommendation of the Prism Board and Reasons for the
     Merger.................................................    21
  Ardent Board's Reasons for the Merger.....................    23
  Opinion of Financial Advisor -- FAC/Equities..............    23
  Interests of Certain Persons in the Merger................    28
  The Merger Agreement......................................    29
  Nondisclosure Agreement...................................    34
  Stockholder Support Agreement.............................    34
  Regulatory Filings and Approvals..........................    34
  Accounting Treatment of the Merger........................    35
  Listing of New Shares of Ardent Common Stock on The Nasdaq
     Stock Market...........................................    35
Federal Income Tax Considerations...........................    35
  Federal Income Tax Consequences to Prism Stockholders.....    35
  Federal Income Tax Consequences to Prism and Ardent.......    37
  Other Tax Issues..........................................    37
Unaudited Pro Forma Condensed Combining Financial
  Statements................................................    38
The Business of Ardent......................................    44
Selected Consolidated Historical Financial Data of Ardent...    50
Ardent Management's Discussion and Analysis of Financial
  Condition and Results of Operations.......................    51
Ownership of Ardent Capital Stock...........................    62
The Business of Prism.......................................    64
Selected Consolidated Historical Financial Data of Prism....    70
</TABLE>
 
                                        i
<PAGE>   5
 
<TABLE>
<CAPTION>
                                                              PAGE
                                                              ----
<S>                                                           <C>
Prism Management's Discussion and Analysis of Financial
  Condition and Results of Operations.......................    71
Ownership of Prism Capital Stock............................    76
Certain Relationships and Related Transactions of Prism.....    79
Management of Ardent Following the Merger...................    80
Ardent Executive Officer Compensation.......................    82
Pro Forma Ownership of Ardent Capital Stock.................    84
Comparison of Rights of Holders of Prism Common Stock and
  Ardent Common Stock.......................................    86
Legal Matters...............................................    87
Experts.....................................................    87
Expenses of Solicitation....................................    87
Other Matters...............................................    87
Where You Can Find More Information.........................    88
Financial Information of Ardent and Subsidiaries............   F-1
Financial Information of Prism and Subsidiaries.............  F-28
Annex I:  Agreement and Plan of Merger and Reorganization
  dated as of November 19, 1998.............................   I-1
Annex II: Fairness Opinion of FAC/Equities..................  II-1
</TABLE>
 
                                       ii
<PAGE>   6
 
              QUESTIONS AND ANSWERS ABOUT THE ARDENT/PRISM MERGER
 
Q:   WHY ARE THE TWO COMPANIES PROPOSING TO MERGE?
 
A:   Our companies are proposing to merge because we believe the resulting
     combination will create an opportunity to achieve significant operating
     synergies and better exploit the individual companies' complementary
     products in the data warehouse market.
 
Q:   WHAT WILL I RECEIVE IN THE MERGER?
 
A:   Prism stockholders will receive 0.13124 of a share of Ardent common stock
     in exchange for each share of Prism common stock they own. Ardent will not
     issue fractional shares. Prism stockholders who would otherwise be entitled
     to receive a fractional share will instead receive cash based on the market
     value of the fractional share of Ardent stock. Each share of Ardent common
     stock currently outstanding will be unaffected by the merger.
 
Example:
 
     If you currently own 100 shares of Prism common stock, then after the
     merger you will be entitled to receive 13 shares of Ardent common stock and
     a check for the market value of the 0.124 fractional share.
 
     Although the ratio of Ardent shares to which you are entitled for your
     Prism shares will not change, the dollar value of the shares you receive in
     the exchange will vary depending on the price of Ardent shares at the
     completion of the merger.
 
Example:
 
     As stated in the previous example, if you own 100 shares of Prism common
     stock, you would be entitled to receive 13 shares of Ardent common stock
     and a check for the residual fractional amount. If the trading price of
     Ardent's common stock at the time of the merger is $20 per share, your 13
     new Ardent shares will be worth $260. If the trading price of Ardent's
     common stock at the time of the merger instead is $15 per share, you will
     still be entitled to receive 13 new Ardent shares, but they will then be
     worth $195.
 
Q:   WHAT DO I NEED TO DO NOW?
 
A:   Just mail your signed proxy card in the enclosed return envelope as soon as
     possible so that your shares will be counted at the special meeting of
     Prism's stockholders.
 
Q:   DOES PRISM'S BOARD RECOMMEND VOTING IN FAVOR OF THE MERGER?
 
A:   Yes. The board of directors of Prism unanimously recommends voting in favor
     of the adoption of the merger agreement.
 
Q:   IF MY SHARES ARE HELD IN "STREET NAME" BY MY BROKER, HOW DO I VOTE MY
     SHARES?
 
A:   Your broker should have forwarded this proxy statement/prospectus and
     instructions on how to vote your shares. Your broker will vote your shares
     only if you provide the broker with instructions as to how to vote your
     shares. If you do not instruct your broker to vote your shares, your shares
     will not be voted. You should follow the directions provided by your broker
     regarding how to vote your shares.
 
Q:   CAN I CHANGE MY VOTE AFTER I HAVE MAILED MY SIGNED PROXY CARD?
 
A:   Yes. You can change your vote at any time before your proxy is voted at the
     special meeting. You can do this three different ways. First, you can send
     a written notice stating that you would like to revoke your proxy. Second,
     you can complete and submit a new proxy card. Prism stockholders choosing
     either of these options should send their revocation letter or new proxy
     card to the Prism corporate secretary at the address provided on page iv.
     The third way you may change your vote is to attend the special meeting and
     vote in person. Simply attending the meeting, however, will not revoke your
     proxy. If you have instructed a broker to vote your shares, you must follow
     the directions provided by your broker to change those instructions.
 
Q:   SHOULD I SEND IN MY STOCK CERTIFICATES NOW?
 
A:   No. After the merger is completed, Ardent's exchange agent will send Prism
     stockholders written instructions for exchanging their share certificates.
 
                                       iii
<PAGE>   7
 
     Prism's special meeting will take place on March   , 1999.
 
Q:   WHEN WILL I RECEIVE MY ARDENT SHARES?
 
A:   If the stockholders of Prism vote to adopt the merger agreement at its
     special meeting, we expect the merger will be completed by March   , 1999.
     Upon the completion of the merger, Ardent's exchange agent will send Prism
     stockholders written instructions for exchanging their share certificates.
 
     ADDITIONAL QUESTIONS AND ANSWERS ABOUT THE MERGER FOR PRISM EMPLOYEES
 
Q:   WHAT WILL HAPPEN TO STOCK OPTIONS HELD BY PRISM EMPLOYEES?
 
A:   The outstanding options will become options to purchase Ardent common
     stock, at the same 0.13124 exchange ratio that applies to Prism common
     stock. Thus, for each share of Prism common stock on which you have an
     option, you will receive an option to purchase 0.13124 shares of Ardent
     common stock, rounded down to the nearest whole share. In addition, the
     exercise price per share will be adjusted by dividing the current exercise
     price by 0.13124.
 
Example:
 
     An option to purchase 1,000 shares of Prism common stock at an exercise
     price of $3.00 per share will convert to an option to purchase 131 shares
     of Ardent common stock (1,000 x 0.13124) at an exercise price of $22.86 per
     share ($3.00/0.13124).
 
Q:   MAY I EXERCISE STOCK OPTIONS AND SELL PRISM COMMON STOCK BETWEEN NOW AND
     THE COMPLETION OF THE MERGER?
 
A:   Yes, subject to the timing limitations included in the Prism insider
     trading policy, the restrictions on repriced stock options and the
     additional limitations on trading by persons defined as Prism affiliates,
     as described on page 37.
 
Q:   WHAT WILL HAPPEN TO PRISM'S EMPLOYEE STOCK PURCHASE PLAN?
 
A:   The current payment period under the Prism Employee Stock Purchase Plan
     will continue after the merger until its scheduled termination on July 30,
     1999. The funds that are accumulated through payroll deductions up until
     that time will be applied to purchase shares of Ardent common stock. Under
     the provisions of the plan, participants whose employment terminates prior
     to the end of the payment period under the plan will not have the right to
     purchase shares and will be repaid all payroll deductions that have been
     taken.
 
                       WHO CAN HELP ANSWER YOUR QUESTIONS
 
     If you have more questions about the merger or would like additional copies
of this proxy statement/ prospectus, you should contact:
 
     Prism Solutions, Inc.
     1000 Hamlin Court
     Sunnyvale, CA 94089
     Attention: Corporate Secretary
     (408) 752-1888
 
                                       iv
<PAGE>   8
 
                                    SUMMARY
 
     This summary only highlights selected information from this document and
may not contain all of the information that is important to you. To understand
the merger fully and for a more complete description of the legal terms of the
merger, you should carefully read this entire document and the documents to
which we have referred you. See "Where You Can Find More Information" on page
88.
 
                                 THE COMPANIES
 
ARDENT SOFTWARE, INC.
50 Washington Street
Westboro, MA 01581-1021
(508) 366-3888
 
     Ardent designs, develops, markets and supports computer software and
services for developing, deploying and maintaining business applications and
data warehouse solutions. Its primary products are as follows:
 
          1. Data warehouse products which allow users to extract and organize
     data from different database management systems, and
 
          2. Database management systems for the storage and manipulation of
     data.
 
     Ardent products are employed by over two million users worldwide.
 
PRISM SOLUTIONS, INC.
1000 Hamlin Court
Sunnyvale, CA 94089
(408) 752-1888
 
     Prism designs, develops, markets and supports data warehouse management
software that assists its customers in implementing data warehouse applications
at the enterprise or department level. Prism's products are delivered through an
information architecture of data warehouses, data marts, and/or operational data
stores. Prism's primary products are the Prism(R) Warehouse Executive(TM) and
the Prism Warehouse Directory(TM).
 
                            ------------------------
 
                        REASONS FOR THE MERGER (PAGE 23)
 
     We believe that combining Ardent's and Prism's strengths in developing and
marketing data warehouse products will create an opportunity to achieve
significant operating synergies and better exploit the individual companies'
complementary products in the data warehouse market. To review our reasons for
the merger in greater detail, see page 23.
 
                     PRISM STOCKHOLDERS' MEETING (PAGE 16)
 
THE PRISM SPECIAL MEETING
 
     The Prism special meeting will be held at Prism's offices at 1000 Hamlin
Court, Sunnyvale, CA 94089, at 10:00 a.m., local time, on March   , 1999. At the
Prism special meeting, Prism stockholders will be asked to adopt the merger
agreement.
 
                                        1
<PAGE>   9
 
                     PRISM'S RECOMMENDATION TO STOCKHOLDERS
 
     The Prism board believes that the merger is fair to you and in your best
interest and unanimously recommends that you vote FOR the proposal to adopt the
merger agreement. For more information on why the Prism board recommends the
merger and possible conflicts of interest of the Prism directors, see pages 21
and 28, respectively.
 
                           RECORD DATE; VOTING POWER
 
     You are entitled to vote at the special meeting if you owned shares of
Prism as of the close of business on March   , 1999, which is the record date.
 
     On the record date, there were        shares of Prism common stock entitled
to vote at the Prism special meeting. Prism stockholders will have one vote for
each share of Prism common stock they owned on the record date.
 
                              PRISM VOTE REQUIRED
 
     In order to approve the merger, a majority of the outstanding shares of
Prism common stock must vote in favor of adopting the merger agreement. Several
Prism stockholders, which together hold a total of 10,247,554 shares of Prism
common stock, representing over 54% of the outstanding shares of Prism common
stock, have agreed to vote their shares in favor of the merger. Accordingly,
adoption of the merger agreement by Prism stockholders is assured. For more
information on the Prism special meeting, see page 16. No vote of the Ardent
stockholders is required.
 
                                        2
<PAGE>   10
 
                                   THE MERGER
 
     THE MERGER AGREEMENT IS ATTACHED TO THIS PROXY STATEMENT/PROSPECTUS AS
ANNEX I. WE ENCOURAGE YOU TO READ THE MERGER AGREEMENT CAREFULLY, AS IT IS THE
LEGAL DOCUMENT WHICH GOVERNS THE MERGER OF ARDENT AND PRISM.
 
OWNERSHIP OF ARDENT FOLLOWING THE MERGER
 
     Immediately following the merger, former Prism stockholders will own
approximately 15.7% of the combined company.
 
MANAGEMENT AND BOARD OF DIRECTORS OF ARDENT FOLLOWING THE MERGER (PAGE 80)
 
     If the merger is completed, the current directors and executive officers of
Ardent will continue to be the directors and executive officers of Ardent. None
of the Prism directors will serve as a director of Ardent after the merger.
 
INTERESTS OF OFFICERS AND DIRECTORS IN THE MERGER (PAGE 28)
 
     In considering the Prism board's recommendation that you vote in favor of
the merger, you should be aware that officers of Prism have benefits that
provide them with interests in the merger that are different from the interests
of Prism stockholders. Please refer to pages 28 and 29 for more information.
 
CONDITIONS TO THE MERGER (PAGE 32)
 
     The completion of the merger depends upon meeting a number of conditions,
including the following:
 
- - Prism's stockholders shall have voted in favor of the merger;
 
- - at the closing, the representations and warranties of each of Ardent and Prism
  shall be true in all material respects and each of the companies shall have
  performed their covenants in the merger agreement;
 
- - there shall have been no governmental action which prohibits the merger or
  limits the rights of Ardent because of the merger; and
 
- - each company has received letters from their respective legal counsel
  regarding significant possible federal income tax consequences of the merger.
 
     Each of the conditions to the merger may be waived by the company entitled
to assert the condition.
 
TERMINATION OF THE MERGER AGREEMENT (PAGE 32)
 
     Prism and Ardent can mutually agree to terminate the merger agreement
without completing the merger, and either of them can terminate the merger
agreement if any of the following events occur:
 
- - the merger is not completed by April 30, 1999;
 
- - a court or other governmental authority permanently prohibits the merger;
 
- - the stockholders of Prism do not approve the merger;
 
- - the other company breaches or fails to comply with any of its material
  representations or warranties or obligations under the merger agreement,
  unless (1) such breach or failure to comply can be cured prior to April 30,
  1999 and (2) the other company continues to use its reasonable efforts to
  remedy such breach or failure to comply; or
 
- - the board of directors of Prism
 
     - withdraws or modifies in any adverse manner its recommendation of the
       merger;
 
     - fails to reconfirm its recommendation upon written request from Ardent
       after it receives a proposal to be acquired by a third party;
 
     - recommends an alternative transaction;
 
     - approves or recommends any tender offer for shares of its capital stock
       by a third party; or
 
     - fails to hold its special stockholder meeting by April 30, 1999.
 
TERMINATION FEES (PAGE 32)
 
     The merger agreement requires Prism to pay Ardent a termination fee of $5
million if the
 
                                        3
<PAGE>   11
 
merger agreement terminates under one of the following circumstances:
 
- - Prism or Ardent terminates the merger agreement because the Prism stockholders
  fail to adopt the merger agreement after the announcement of an alternative
  transaction for the sale of Prism and Prism agrees to or completes that
  alternative transaction within 18 months;
 
- - Ardent terminates the merger agreement because the Prism board failed, in one
  of several ways, to promote or support the merger with Ardent or favors a
  similar transaction with another company; or
 
- - Prism or Ardent terminates the merger agreement because the Prism stockholders
  fail to adopt the merger agreement.
 
     Please refer to page 32 for a more detailed explanation of these
termination circumstances or refer to the merger agreement attached as Annex I.
 
WHEN THE MERGER TAKES EFFECT (PAGE 18)
 
     The merger will become effective when all necessary documentation has been
filed in Delaware. Ardent plans on filing these documents immediately after the
satisfaction or waiver of the conditions to the merger.
 
EXCHANGE OF STOCK CERTIFICATES (PAGE 18)
 
     After completion of the merger, Prism stockholders will no longer have any
rights as Prism stockholders. Prism stockholders who turn in their Prism stock
certificates will receive Ardent stock certificates from the exchange agent as
quickly as is feasible.
 
OPINION OF FINANCIAL ADVISOR (PAGE 23)
 
     In deciding to approve the merger, the Prism board considered the opinion
of FAC/Equities, its financial advisor, as to the fairness to the Prism
stockholders from a financial point of view of the consideration to be paid to
the Prism stockholders. The fee payable to FAC/Equities is not contingent upon
completion of the merger. FAC/ Equities' opinion is attached as Annex II to this
proxy statement/prospectus, and we encourage you to read it.
 
COMPARISON OF RIGHTS UNDER APPLICABLE LAWS (PAGE 86)
     Each company is organized in the State of Delaware. Therefore, the rights
of each company's stockholders under Delaware law are the same. After the
merger, however, the rights of Prism stockholders will be governed by Ardent's
certificate of incorporation and bylaws. There are important differences between
Ardent's and Prism's governing documents of which you should be aware.
 
ACCOUNTING TREATMENT (PAGE 35)
 
     We intend to account for the merger as a purchase transaction. This means
that for financial accounting purposes Ardent will allocate the value of the
shares it is issuing to the fair value of the assets of Prism, including
goodwill and other intangible assets. Ardent anticipates that the value it will
allocate to goodwill and other intangible assets will be approximately $34
million. This amount will be amortized over the next 3 to 10 years, depending on
the particular asset. This amortization will reduce Ardent's earnings during
those years.
 
FEDERAL INCOME TAX CONSEQUENCES (PAGE 35)
 
     We have structured the merger so that Ardent, Prism and their stockholders
should not recognize any gain or loss for federal income tax purposes as a
result of the merger, except for taxes on cash received by Prism stockholders
for fractional shares.
 
     TAX MATTERS ARE VERY COMPLICATED AND THE TAX CONSEQUENCES OF THE MERGER TO
YOU WILL DEPEND ON THE FACTS OF YOUR OWN SITUATION. YOU SHOULD CONSULT YOUR TAX
ADVISORS FOR A FULL UNDERSTANDING OF THE TAX CONSEQUENCES OF THE MERGER TO YOU.
 
APPRAISAL RIGHTS
 
     Under Delaware law, Prism stockholders have no right to an appraisal of the
value of their shares in connection with the merger.
 
LISTING OF ARDENT COMMON STOCK (PAGE 35)
 
     Prior to the merger, Ardent will obtain approval to have the shares of
Ardent stock to be issued in the merger listed on The Nasdaq Stock Market.
 
                                        4
<PAGE>   12
 
TRADEMARKS
 
     UniData, DataStage, RedBack, and the O2 System are registered trademarks
and Ardent, UniVerse and wIntegrate are trademarks of Ardent. Prism and
Iterations are registered trademarks and Prism Executive Suite, Prism Warehouse
Executive, Prism Warehouse Directory, Prism Quality Manager, Prism Schedule
Manager, Prism Web Access, FastLoad, FastUpdate, Changed Data Capture and
Campaign Advisor are trademarks of Prism.
 
                                        5
<PAGE>   13
 
                       SUMMARY HISTORICAL FINANCIAL DATA
 
     Ardent and Prism are providing the following financial information to aid
you in your analysis of the financial aspects of the merger. This information is
only a summary and you should read it in conjunction with the historical
financial statements and related notes contained elsewhere in this proxy
statement/ prospectus and in the annual reports and other information that
Ardent and Prism have filed with the SEC. See "Where You Can Find More
Information" on page 88.
 
     Each of Ardent and Prism prepares its financial statements on the basis of
a fiscal year ending on December 31. The financial data of Ardent for each of
the five years ended December 31, 1998 are derived from consolidated financial
statements of Ardent audited by Deloitte & Touche LLP. The financial data of
Prism for each of the five years ended December 31, 1998 are derived from
consolidated financial statements of Prism audited by PricewaterhouseCoopers
LLP.
 
     Ardent's financial information reflects the effects of recent acquisitions,
non-recurring charges, extraordinary losses and a renegotiation of its primary
headquarters lease. Prism's financial information also reflects several recent
acquisitions. For more details in each case, please refer to each company's
complete financial statements and the related notes beginning on page F-1 of
this proxy statement/prospectus.
 
                  SUMMARY HISTORICAL FINANCIAL DATA OF ARDENT
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
 
<TABLE>
<CAPTION>
                                                                    YEAR ENDED DECEMBER 31,
                                                       --------------------------------------------------
                                                         1998       1997       1996      1995      1994
                                                       --------   --------   --------   -------   -------
<S>                                                    <C>        <C>        <C>        <C>       <C>
CONSOLIDATED STATEMENT OF OPERATIONS DATA:
Revenue..............................................  $119,260   $102,728   $110,499   $92,721   $81,888
Other charges........................................    14,895      3,642      9,222     7,381     5,562
Income (loss) from operations........................     4,578     (5,788)    (4,079)   (3,019)    2,525
Income (loss) before extraordinary item..............     1,637     (8,921)    (5,259)   (2,626)     (148)
Net income (loss)....................................     1,637     (8,921)    (9,993)   (2,626)     (148)
Diluted income (loss) per share:
  Income (loss) before extraordinary item............  $   0.10   $  (0.65)  $  (0.40)  $ (0.21)  $ (0.01)
  Net income (loss)..................................      0.10      (0.65)     (0.76)    (0.21)    (0.01)
  Shares used in calculation.........................    16,724     13,751     13,071    12,623    12,474
CONSOLIDATED BALANCE SHEET DATA:
Cash and short-term investments......................  $ 24,167   $ 24,155   $ 15,545   $12,654   $16,293
Working capital......................................    13,087     12,531     18,314    18,873    24,800
Total assets.........................................    82,804     94,043     94,516    79,833    78,779
Total long-term liabilities..........................        --     21,190     21,704    12,085    12,091
Stockholders' equity.................................    43,790     32,082     35,851    41,134    41,983
</TABLE>
 
                                        6
<PAGE>   14
 
                   SUMMARY HISTORICAL FINANCIAL DATA OF PRISM
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
 
<TABLE>
<CAPTION>
                                                                        YEAR ENDED DECEMBER 31,
                                                           -------------------------------------------------
                                                             1998       1997      1996      1995      1994
                                                           --------   --------   -------   -------   -------
<S>                                                        <C>        <C>        <C>       <C>       <C>
CONSOLIDATED STATEMENT OF OPERATIONS DATA:
Revenue..................................................  $ 52,090   $ 51,391   $36,167   $21,401   $ 8,227
Other charges............................................        --      8,558        --        --        --
Loss from operations.....................................   (18,785)   (17,445)   (3,848)   (2,957)   (2,497)
Net loss.................................................   (18,651)   (16,184)   (2,437)   (2,914)   (2,538)
Basic and diluted net loss per share:....................  $  (1.01)  $  (0.94)  $ (0.17)  $ (0.45)  $ (0.90)
  Shares used in calculation.............................    18,485     17,291    14,640     6,467     2,814
CONSOLIDATED BALANCE SHEET DATA:
Cash and cash equivalents and short-term investments.....  $  6,169   $ 21,706   $34,915   $ 2,068   $ 3,205
Working capital..........................................     5,420     22,252    35,562     1,355     3,247
Total assets.............................................    22,612     43,185    48,894    12,487     7,257
Total long-term liabilities..............................       329        364       193       438        --
Stockholders' equity.....................................    10,566     27,604    38,022     2,767     3,623
</TABLE>
 
                                        7
<PAGE>   15
 
                   SUMMARY UNAUDITED PRO FORMA FINANCIAL DATA
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
 
     Ardent and Prism intend that the merger be accounted for as a purchase
transaction, which means that Ardent will allocate the value of the stock it is
issuing to the assets acquired for financial accounting purposes in accordance
with generally accepted accounting principles. For a more detailed description
of purchase transactions, see "The Proposed Merger -- Accounting Treatment of
the Merger" at page 35. Ardent and Prism have presented below the summary
unaudited pro forma financial data that reflects the purchase method of
accounting.
 
     Each of Ardent and Prism prepares its financial statements on the basis of
a fiscal year ending on December 31. The unaudited pro forma financial statement
data below combines Ardent's and Prism's respective audited results of
operations for their fiscal year ended December 31, 1998, giving effect to the
merger as if it had occurred as of January 1, 1998. The pro forma balance sheet
data combines Ardent's and Prism's unaudited financial positions as of December
31, 1998 and gives effect to the acquisition of Prism as if it occurred on
December 31, 1998.
 
     The unaudited pro forma condensed combined financial data set forth below
does not purport to represent what the consolidated results of operations or
financial position of Ardent would actually have been if the Prism acquisition
had in fact occurred on such dates or to project the future consolidated results
of operations or financial condition of Ardent. See "Unaudited Pro Forma
Condensed Combining Financial Statements" on page 38.
 
<TABLE>
<CAPTION>
                                                                 YEAR ENDED
                                                                DECEMBER 31,
                                                                    1998
                                                                ------------
<S>                                                             <C>
STATEMENT OF OPERATIONS:
Revenue.....................................................      $166,191
Other charges...............................................        14,895
Loss from operations........................................       (19,210)
Net loss....................................................       (21,509)
Basic loss per share........................................      $  (1.25)
Basic shares used in calculation............................        17,216
 
BALANCE SHEET:
Cash and short-term investments.............................      $ 30,336
Working capital.............................................        18,871
Total assets................................................       147,072
Total long-term liabilities.................................           329
Stockholders' equity........................................        88,401
</TABLE>
 
                                        8
<PAGE>   16
 
                           COMPARATIVE PER SHARE DATA
 
     The following table sets forth selected per share data of Ardent and Prism
on a historical, pro forma combined and pro forma equivalent basis. Each of
Ardent and Prism prepares its financial statements on the basis of a fiscal year
ending on December 31. This table combines Ardent's and Prism's respective
audited results of operations for fiscal year ended December 31, 1998, adjusted
for the effects of the merger. The information presented in this table is
derived from the financial information of Ardent and Prism. The information set
forth below is only a summary and you should read it in conjunction with the
complete financial statements of Ardent and Prism. This table is not necessarily
indicative of the results of future operations of Ardent or actual results that
would have occurred if the merger had taken place prior to the period indicated.
See "Where You Can Find More Information" on page 88.
 
<TABLE>
<CAPTION>
                                                                                            PRO FORMA
                                               HISTORICAL    HISTORICAL     PRO FORMA         PRISM
                                                 ARDENT        PRISM        COMBINED       EQUIVALENT
                                               ----------    ----------    -----------    -------------
<S>                                            <C>           <C>           <C>            <C>
Book value per common share:
December 31, 1998............................    $ 2.78        $ 0.56        $ 4.85          $ 0.64
  Cash dividends per common share............        --            --            --              --
Loss per common share before extraordinary
  items:
  Year ended December 31, 1998...............    $ 0.11        $(1.01)       $(1.25)         $(0.16)
  Year ended December 31, 1997...............     (0.65)        (0.94)
  Year ended December 31, 1996...............     (0.40)        (0.17)
  Year ended December 31, 1995...............     (0.21)        (0.45)
</TABLE>
 
- ---------------
     To assist you in interpreting the table above, we used the following
methods:
 
     1. We computed historical book value per share by dividing Ardent's total
stockholders' equity as of December 31, 1998 by the number of common shares
outstanding as of that date and Prism's total stockholders' equity as of
December 31, 1998 by the number of common shares outstanding as of that date.
 
     2. We computed the Pro Forma Combined book value per share amounts by
dividing pro forma stockholders' equity, including pro forma adjustments, by the
pro forma number of shares of Ardent common stock which would have been
outstanding had the merger been completed as of December 31, 1998, without
including outstanding options. For more detailed information, refer to the
Unaudited Pro Forma Condensed Combining Balance Sheet on page 39.
 
     3. We calculated the pro forma number of shares of common stock by
totalling all Ardent shares outstanding and Prism shares outstanding as adjusted
for the exchange ratio of 0.13124.
 
     4. We computed the Pro Forma Prism Equivalent per share amounts by
multiplying the Pro Forma Combined per share amounts by the exchange ratio of
0.13124.
 
     5. We computed the pro forma combined net loss per share using the weighted
average number of shares of common stock outstanding after the issuance of
Ardent common stock to acquire the outstanding shares of Prism common stock.
 
     6. We excluded dilutive options from the computation during these loss
periods as their effect is anti-dilutive.
 
                                        9
<PAGE>   17
 
                            MARKET PRICE INFORMATION
 
     The table below sets forth the high and low sales prices of Ardent common
stock as reported on The Nasdaq Stock Market for the calendar periods indicated.
Ardent has never paid any cash dividends on its common stock, and it has a line
of credit agreement with a bank which limits its ability to pay cash dividends.
 
<TABLE>
<CAPTION>
                                                                $PER SHARE OF
                                                                    ARDENT
                                                                 COMMON STOCK
                                                              ------------------
                                                               HIGH        LOW
                                                              -------    -------
<S>                                                           <C>        <C>
1997:
  First Quarter.............................................    7.875      5.750
  Second Quarter............................................    8.625      5.875
  Third Quarter.............................................   10.875      7.750
  Fourth Quarter............................................   11.750      6.625
1998:
  First Quarter.............................................   15.125      7.000
  Second Quarter............................................   15.875     10.250
  Third Quarter.............................................   15.375     10.000
  Fourth Quarter............................................   23.875     11.125
1999:
  First Quarter (through March   , 1999)....................
</TABLE>
 
     On November 18, 1998, the last trading day prior to the public announcement
of the merger agreement, the reported high and low sales prices per share of
Ardent common stock on The Nasdaq Stock Market were $18.125 and $17.25,
respectively. On March   , 1999, the last practicable trading date for which
results were available for inclusion in this proxy statement/prospectus, the
reported high and low sales prices per share of Ardent common stock on The
Nasdaq Stock Market were $      and $      , respectively.
 
     The market price of Ardent common stock is subject to fluctuation.
Therefore, the market value of the shares of Ardent common stock which Prism
stockholders will receive in the merger may increase or decrease prior to the
merger.
 
     As of March   , 1999, there were approximately    stockholders of record of
Ardent.
 
                                       10
<PAGE>   18
 
     The table below sets forth the high and low sales prices of Prism common
stock as reported on The Nasdaq Stock Market for the calendar periods indicated.
Prism has never paid any cash dividends on its common stock and does not
anticipate paying any cash dividends in the foreseeable future. The merger
agreement prohibits the payment of cash dividends by Prism to its stockholders.
 
<TABLE>
<CAPTION>
                                                               $PER SHARE OF
                                                                   PRISM
                                                                COMMON STOCK
                                                              ----------------
                                                               HIGH      LOW
                                                              ------    ------
<S>                                                           <C>       <C>
1997:
  First Quarter.............................................   10.38      4.88
  Second Quarter............................................    7.88      4.38
  Third Quarter.............................................    7.50      4.38
  Fourth Quarter............................................    7.06      3.50
1998:
  First Quarter.............................................    6.25      3.75
  Second Quarter............................................    9.00      4.50
  Third Quarter.............................................    5.50      1.50
  Fourth Quarter............................................    3.88      0.75
1999:
  First Quarter (through March   , 1999)....................
</TABLE>
 
     On November 18, 1998, the last trading day prior to the public announcement
of the merger agreement, the reported high and low sales prices per share of
Prism common stock on The Nasdaq Stock Market were $3.75 and $2.31,
respectively. On March   , 1999, the last practicable trading date for which
results were available for inclusion in this proxy statement/prospectus, the
reported high and low sales prices per share of Prism common stock on The Nasdaq
Stock Market were $     and $     , respectively.
 
     As of March   , 1999, there were approximately    stockholders of record of
Prism.
 
                                       11
<PAGE>   19
 
                                  RISK FACTORS
 
     In addition to general investment risks and those factors set forth
elsewhere herein, the following risks should be considered by Prism stockholders
in deciding whether to adopt the merger agreement and thereby become
stockholders of Ardent.
 
RISKS RELATING TO THE MERGER
 
     THE INTEGRATION OF THE OPERATIONS OF THE TWO COMPANIES MAY BE MORE
DIFFICULT AND COSTLY THAN WE ANTICIPATE.  We cannot guarantee that the
integration of Ardent and Prism will be completed in a manner that is efficient,
effective and timely enough to achieve the anticipated benefits of the merger.
Integrating our companies will require the timely combination of sales and
marketing and research and development teams that are in different geographic
locations. Integration of the companies also will require the combination of
complex software technology, product lines and software development plans.
Additionally, the time-consuming task of integrating our companies may distract
attention from the day-to-day business of the combined company.
 
     THE DOLLAR VALUE OF ARDENT SHARES YOU WILL RECEIVE WILL VARY WITH THE
MARKET PRICE OF ARDENT COMMON STOCK.  Prism stockholders will receive 0.13124 of
a share of Ardent common stock for each share of Prism common stock that they
own at the time of the merger. This fraction of a share of Ardent stock, also
known as the exchange ratio, is fixed and will not change regardless of any
fluctuation in the market price of either company's common stock. Accordingly,
the value of the Ardent shares to be issued to Prism stockholders will depend on
the market price of Ardent common stock at the time of the merger.
 
RISKS RELATING TO THE BUSINESS OF THE COMBINED COMPANY
 
     SUCCESS IN OUR INDUSTRY REQUIRES A CONSTANT SUPPLY OF NEW AND ENHANCED
PRODUCTS THAT THE COMBINED COMPANY MAY NOT BE ABLE TO DEVELOP OR
COMMERCIALIZE.  Technological developments, customer requirements and industry
standards change frequently in the data warehouse and database market. As a
result, the combined company's success will depend upon its ability to enhance
current products and to develop or acquire new products which meet customer
needs and comply with industry standards. The possibility exists that the
combined company's products will be rendered obsolete by technological advances,
or that the combined company will not be able to develop and market the products
required to continue to be competitive. Certain of our planned products are in
various stages of development. It is possible that such products will prove not
to be commercially viable or that we will experience operational problems with
such products after commercial introduction that could delay or defeat the
ability of such products to generate revenue. The product lines to which the
combined company intends to devote substantial resources in the foreseeable
future are data warehouse and database management. There is no assurance that
products in either of these two areas will continue to be commercially
successful. Ardent and Prism have experienced product delays and undetected
errors or bugs in their products in the past. Although these delays and bugs
have not materially affected either company's results in the past, these types
of problems may materially affect the combined company in the future.
 
     THE COMBINED COMPANY FACES LARGE COMPETITORS WITH GREATER FINANCIAL AND
TECHNICAL RESOURCES.  The combined company will face intense competition in the
market for data warehouse and database management systems and related software
from many companies which offer alternative solutions to the needs addressed by
our products and services. Many of the combined company's direct competitors,
such as Oracle Corporation, Sybase, Inc., Platinum technology, inc. and Informix
Software, Inc., as well as other large computer software companies that could
compete directly against the combined company in the future, have far greater
resources than Ardent and Prism combined. Our competitors also may be able to
adapt more quickly to new or emerging technologies and standards or changes in
customer requirements or devote greater resources to the promotion and sale of
their products. There can be no assurance that the combined company will be able
to compete successfully in its markets against such competitors.
 
                                       12
<PAGE>   20
 
     ARDENT AND PRISM ARE DEFENDANTS IN LAWSUITS WHICH COULD RESULT IN
SIGNIFICANT LIABILITY TO THE COMBINED COMPANY.  Ardent is a defendant in a
lawsuit brought by one of its licensees which claims that Ardent violated such
licensee's purported exclusive license to certain Ardent products in Asia.
Ardent is also a party to a lawsuit brought by a former partner in a joint
venture in which the partner is claiming Ardent is obligated to provide
additional financial support to the joint venture. Prism is a defendant in
litigation with certain stockholders who allege that members of Prism's
management artificially inflated the demand for Prism common stock prior to and
after Prism's initial public offering in March 1996. Ardent and Prism deny the
allegations against them and intend to vigorously contest these lawsuits.
Nonetheless, it is possible that one or more of these matters could subject the
combined company to substantial liability and thereby adversely affect the
combined company's financial performance.
 
     ARDENT AND PRISM DEPEND ON ATTRACTING AND RETAINING SKILLED EMPLOYEES.  Our
businesses are led by a number of key, highly skilled technical, managerial and
marketing personnel, the loss of which could adversely affect the combined
company. Competition for qualified personnel in the software industry is
intense. The success of the combined company will depend in large part upon its
ability to hire and retain such personnel. Many employees are compensated in
part with options to purchase Ardent's common stock. Any significant decreases
in the market price of Ardent's common stock after the merger may make it more
difficult to retain and attract qualified employees.
 
     THE MARKET PRICE OF ARDENT'S COMMON STOCK MAY BE VOLATILE PRINCIPALLY
BECAUSE ITS BUSINESS CAN BE SUBJECT TO SHARP FLUCTUATIONS IN QUARTERLY
RESULTS.  The market price of Ardent common stock has been, and the market price
of Ardent common stock after the merger may continue to be, highly volatile.
Factors that are difficult to predict such as quarterly revenue, statements and
ratings by financial analysts and overall market performance may have a
significant impact on the price for shares of Ardent common stock. Except for
long-term service and maintenance contracts, both Ardent and Prism operate with
an insignificant backlog of orders and the bulk of customer purchase orders are
received at the end of quarterly periods. As a result, our operating results can
vary substantially from period to period and the results of individual quarters
are extremely uncertain.
 
     ARDENT EXPERIENCED UNPROFITABLE OPERATIONS IN THE YEARS 1995 THROUGH
1997.  Although Ardent operated profitably in 1998, it incurred losses from
operations in each of the three prior years.
 
     INTERNATIONAL OPERATIONS SUBJECT THE COMPANIES TO POTENTIAL PROBLEMS AND
COSTS.  Approximately 36% of each of Ardent's and Prism's revenues for 1998 were
derived from sales outside the United States. These revenues were derived
principally from sales in the United Kingdom, France and Australia. We expect
that a substantial portion of the combined company's total revenue will continue
to come from international operations. In addition to currency fluctuations and
the European Union currency conversion discussed below, there are several other
risks associated with international operations. Large movements in foreign
currency exchange rates and economic turmoil, as seen recently in the Far East,
can make the combined companies' products more expensive, and therefore less
competitive, in the markets affected. Other potential risks inherent in the
combined company's international business generally include longer payment
cycles, greater difficulties in collecting accounts receivable, the burdens of
complying with a wide variety of foreign laws and regulations, political and
financial uncertainties, and differences in business practices.
 
     FINANCIAL RESULTS MAY BE AFFECTED BY CHANGES IN CURRENCY FLUCTUATIONS.  The
value of the United States dollar relative to foreign currencies is constantly
fluctuating. These fluctuations expose companies engaged in international
operations to the risks that accounts receivable or other assets denominated in
foreign currencies may be devalued or that accounts payable or other liabilities
denominated in foreign currencies may increase in value. Ardent has two
protections against the risks of such transaction exposures.
 
     - Although products and services furnished to foreign locations are
       generally invoiced in local currencies, the risk that the receivables
       will be devalued by currency fluctuations is mitigated to the extent that
       Ardent has payables in the same local currency.
 
                                       13
<PAGE>   21
 
     - Ardent hedges its currency risk on intercompany billings to some of its
       foreign subsidiaries through foreign exchange forward contracts.
       Subsidiaries are billed in local currencies and contracts are matched
       accordingly. Refer to the section of this prospectus/proxy statement
       "Ardent Management's Discussion and Analysis of Financial Condition and
       Results of Operations" starting on page 51.
 
     Currency fluctuations have not to date materially affected the results of
operations or financial results of either Ardent or Prism. It is possible,
however, that the combined company may be materially affected by currency
fluctuations in the future if its revenues and expenses denominated in a foreign
currency are not substantially matched, or if its hedging against billings to
its foreign subsidiaries is not successfully continued. For 1998, approximately
36% of Ardent's revenues and 39% of its expenses were denominated in foreign
currencies, principally pound sterling and French francs. At December 31, 1998,
approximately 28% of Ardent's assets were denominated in foreign currencies,
principally pound sterling, French francs and Australian dollars.
 
     THE USE OF A NEW COMMON CURRENCY BY ELEVEN EUROPEAN COUNTRIES MAY AFFECT
ARDENT'S FINANCIAL RESULTS AND PERFORMANCE OF ITS PRODUCTS.  On January 1, 1999,
eleven member nations of the European Economic and Monetary Union began using a
common currency, the Euro. For a three-year transition period ending June 30,
2002, the existing national currencies of the member nations will also continue
in use, subject to a fixed exchange rate. After the transition period, the Euro
will be the sole legal tender for those countries. The adoption of the Euro will
affect many financial systems and business applications. Of the eleven countries
currently using the Euro, the combined company will have subsidiary operations
in two and distributor relationships in the other nine.
 
     OUR INTELLECTUAL PROPERTY RIGHTS ARE DIFFICULT AND POTENTIALLY COSTLY TO
PROTECT.  Where applicable, Ardent and Prism each regard its respective
technologies as proprietary and rely on a combination of patent, copyright,
trademark and trade secret laws and contractual provisions to establish and
protect its proprietary rights. These steps may not be sufficient to prevent or
deter others from copying or stealing such proprietary rights and do not prevent
competitors from independently developing technology that is equivalent or
superior to Ardent's and/or Prism's technology. In addition, while neither
Ardent nor Prism believes that its respective products, trademarks or other
proprietary rights infringe upon the proprietary rights of others, it is
possible that others will assert that they do. The cost of responding to such an
assertion may be significant, even if the assertion is false. The software
market has traditionally experienced widespread unauthorized reproduction of
products in violation of intellectual property rights. Such activity is
difficult to detect and legal proceedings to enforce intellectual property
rights are often burdensome and involve a high degree of uncertainty and costs.
 
     OUR SOFTWARE PRODUCTS, THE THIRD PARTY SOFTWARE THAT THE COMPANIES USE
INTERNALLY, AND THE SOFTWARE AND SYSTEMS THAT OUR CUSTOMERS AND SUPPLIERS USE
MAY FAIL TO PROPERLY PROCESS DATES IN AND BEYOND 1999. Many currently installed
computer systems and software products are coded to accept or recognize only two
digit entries in the date code field. These systems and software products will
need to accept four digit entries to distinguish 21st century dates from 20th
century dates. As a result, computer systems and/or software used by many
companies and governmental agencies may need to be upgraded to comply with such
Year 2000 requirements or risk system failure or miscalculations causing
disruptions of normal business activities. Despite the diagnosis and preventive
efforts of Ardent and Prism, these kinds of software failures in their products
or the software on which they depend could have a significant negative financial
impact on the combined company. Refer to page 59 for a more detailed discussion.
 
     WITHOUT STOCKHOLDER APPROVAL, THE ARDENT BOARD MAY ISSUE SHARES OF ARDENT'S
AUTHORIZED PREFERRED STOCK WITH TERMS MORE FAVORABLE THAN ITS COMMON
STOCK.  Ardent's certificate of incorporation authorizes Ardent's board to issue
up to 10,000,000 shares of its preferred stock. Subject to the reservation of
15,000 shares of preferred stock for issuance under Ardent's Rights Plan,
Ardent's board may issue shares of preferred stock without stockholder approval
and upon terms and conditions, and having such rights, privileges and
preferences, as the Ardent board may determine. The rights of the Ardent common
stockholders will be subject to the rights of any holders of preferred stock
that may be issued in the future.
 
                                       14
<PAGE>   22
 
These rights could adversely affect the rights of the common stockholders. The
issuance of preferred stock, while providing desirable flexibility in connection
with possible acquisitions and other corporate purposes, could have the effect
of making it more difficult for a third party to acquire, or discouraging a
third party from acquiring, voting control of Ardent. Ardent has no present
plans to issue any shares of preferred stock.
 
     FORWARD-LOOKING STATEMENTS MAY PROVE INACCURATE. EACH COMPANY HAS MADE
FORWARD-LOOKING STATEMENTS IN THIS DOCUMENT THAT ARE SUBJECT TO RISKS AND
UNCERTAINTIES. FORWARD-LOOKING STATEMENTS INCLUDE INFORMATION CONCERNING
POSSIBLE OR ANTICIPATED FUTURE RESULTS, SUCH AS COST SAVINGS AND SYNERGIES
RELATING TO THE MERGER. ALSO, WHEN WE USE WORDS SUCH AS "BELIEVES," "EXPECTS,"
"ANTICIPATES" OR SIMILAR EXPRESSIONS, WE ARE MAKING FORWARD-LOOKING STATEMENTS.
YOU SHOULD NOTE THAT MANY FACTORS COULD AFFECT THE FUTURE FINANCIAL RESULTS OF
ARDENT AND PRISM AND COULD CAUSE THESE RESULTS TO DIFFER MATERIALLY FROM THOSE
EXPRESSED IN OUR FORWARD-LOOKING STATEMENTS. THESE FACTORS INCLUDE THE VARIOUS
RISKS DESCRIBED ABOVE.
 
                                       15
<PAGE>   23
 
                           THE PRISM SPECIAL MEETING
 
PURPOSE OF THE MEETING
 
     At the Prism special meeting, the holders of Prism common stock outstanding
as of the Prism record date will be asked to consider and vote upon the proposal
to adopt the merger agreement. The merger agreement would effect the following
actions, among other matters:
 
     - a wholly owned subsidiary of Ardent will be merged into Prism, resulting
       in Prism becoming a wholly owned subsidiary of Ardent,
 
     - each share of Prism common stock outstanding immediately prior to the
       effective time of the merger will be converted into the right to receive,
       and become exchangeable for, 0.13124 of a share of Ardent common stock,
       and
 
     - each outstanding option to purchase Prism common stock will become an
       option to purchase Ardent common stock based on the same exchange ratio.
 
However, cash will be paid in lieu of any fractional share of Ardent common
stock which a stockholder of Prism may otherwise be entitled to receive. A copy
of the merger agreement is attached as Annex I to this proxy
statement/prospectus and is incorporated herein by reference.
 
     The Prism board has approved the merger agreement and unanimously
recommends that the holders of Prism common stock vote "FOR" adoption of the
merger agreement. See "The Proposed Merger -- Recommendation of the Prism Board
and Reasons for the Merger" and "The Proposed Merger -- Interests of Certain
Persons in the Merger" and "-- Stockholder Support Agreement".
 
VOTING RIGHTS
 
     As required by Delaware law, the affirmative vote of the holders of at
least a majority of the shares of Prism common stock outstanding as of the Prism
record date is required to adopt the merger agreement. The presence, either in
person or by proxy, of the holders of a majority of the shares of Prism common
stock outstanding as of the Prism record date is required to constitute a quorum
at the Prism special meeting. At the Prism record date, there were
               shares of Prism common stock outstanding. Holders of record of
Prism common stock outstanding as of the Prism record date are entitled to one
vote per share at the Prism special meeting. Nine significant stockholders of
Prism, who collectively hold approximately 54% of the outstanding shares of
Prism common stock, have agreed, among other things, to vote their shares in
favor of the proposal to adopt the merger agreement. Therefore, stockholder
adoption of the merger agreement is assured. See "The Proposed
Merger -- Stockholder Support Agreement".
 
     The Prism board is soliciting proxies so that each holder of Prism common
stock on the Prism record date has the opportunity to vote on the merger
proposal to be considered at the Prism special meeting. When a proxy card is
returned properly signed and dated, the shares the proxy card represents will be
voted in accordance with the instructions on the proxy card. If a stockholder
does not return a signed proxy card, that stockholder's shares will not be voted
and thus will have the effect of a vote against adoption of the merger
agreement. Shares which are represented at the meeting but as to which the
holder abstains from voting or has no voting authority in respect of a
particular matter will not be deemed to be voted on such matter. One example of
this is in the case of a broker non-vote, where a broker will not vote the
matter without the approval of the beneficial owner. Since adoption of the
merger agreement requires the affirmative vote of a majority of the outstanding
shares of Prism common stock, abstentions and broker non-votes will have the
effect of negative votes. Stockholders are urged to mark the box on the proxy
card to indicate how their shares are to be voted. IF A STOCKHOLDER RETURNS A
SIGNED PROXY CARD, BUT DOES NOT INDICATE HOW HIS OR HER SHARES ARE TO BE VOTED,
THE SHARES REPRESENTED BY THE PROXY CARD WILL BE VOTED "FOR" ADOPTION OF THE
MERGER AGREEMENT. The proxy card also gives the individuals appointed by the
Prism board and named on the proxy card discretion to vote the shares
represented thereby on any other matter that is properly presented for action at
the Prism special meeting.
 
                                       16
<PAGE>   24
 
     It is currently expected that on the scheduled date of the Prism special
meeting, votes will be taken and the polls closed on the proposal to adopt the
merger agreement. It is possible, however, that there could be proposals for one
or more adjournments or postponements of the meeting in order to permit further
solicitation of proxies. The affirmative vote of a majority of the shares voted
is necessary for approval of any adjournment or postponement proposal. An
instruction to vote a proxy for adoption of the merger agreement will also be
deemed to give the holder of the proxy the discretion to vote upon an
adjournment or postponement proposal.
 
     Any holder of Prism common stock who executes and returns a proxy card may
revoke such proxy at any time before it is voted by:
 
     -  Notifying in writing the Corporate Secretary of Prism at 1000 Hamlin
        Court, Sunnyvale, CA 94089,
 
     -  Granting a subsequent proxy, or
 
     -  Appearing in person and voting at the Prism special meeting. Attendance
        at the Prism special meeting will not in and of itself constitute
        revocation of a proxy.
 
INDEPENDENT ACCOUNTANTS
 
     Representatives of PricewaterhouseCoopers LLP, independent accountants for
Prism, are expected to be present at the meeting to respond to appropriate
questions and will have an opportunity to make a statement if they desire to do
so.
 
                                       17
<PAGE>   25
 
                              THE PROPOSED MERGER
 
     The following description of selected aspects of the merger does not
purport to be complete and is qualified in its entirety by reference to the
complete text of the merger agreement, which is attached to this proxy
statement/prospectus as Annex I and is incorporated herein by reference.
 
                                    SUMMARY
 
GENERAL
 
     At the effective time of the merger, a wholly owned subsidiary of Ardent
will be merged into Prism, the separate existence of this subsidiary will cease
and Prism, as the surviving corporation, will become a wholly owned subsidiary
of Ardent.
 
     Upon the completion of the merger, each then outstanding share of Ardent's
subsidiary's common stock will be converted into one share of Prism common
stock. Immediately after that, each outstanding share of Prism common stock will
be converted into the right to receive, and become exchangeable for, 0.13124 of
a share of Ardent common stock. We refer to this ratio in the proxy
statement/prospectus as the exchange ratio. Each outstanding share of Prism
common stock will entitle its holder to a pro rata right under the current
version of the Ardent Rights Agreement dated as of June 12, 1996 between Ardent
and State Street Bank and Trust Company. No fractional shares of Ardent common
stock will be issued in the merger, and holders of Prism common stock whose
shares are converted in the merger will be entitled to a cash payment in lieu of
fractional shares of Ardent common stock. See "-- No Fractional Shares". For a
description of the treatment of the Prism employee stock option plans and other
rights to acquire Prism common stock in the merger, see "-- The Merger
Agreement -- Additional Agreements -- Prism Common Stock Options and Prism Stock
Option Plans" and "-- Prism Employee Stock Purchase Plan". Ardent common stock
is currently listed on The Nasdaq Stock Market. None of the shares of Ardent
common stock issued and outstanding immediately prior to the effective time of
the merger will be converted or otherwise modified in the merger and all such
shares will continue to be outstanding capital stock of Ardent after the
completion of the merger.
 
     A description of key differences between the rights of holders of Ardent
common stock and Prism common stock, is set forth under the section of this
document entitled "Comparison of Rights of Holders of Prism Common Stock and
Ardent Common Stock".
 
CLOSING; EFFECTIVE TIME
 
     The closing of the merger will take place no later than two days after the
last of the conditions set forth in the merger agreement is satisfied or waived.
The closing may be deferred until such other time as Ardent and Prism agree.
After all the conditions in the merger agreement have been satisfied or waived,
the merger will become effective when the certificate of merger required under
the Delaware corporation law is filed with the Secretary of State of Delaware,
unless the certificate of merger states that the merger shall become effective
at a later time. Ardent and Prism currently expect that the certificate of
merger will be filed and the merger will be effected as soon as practicable
after the Prism special meeting.
 
EXCHANGE OF STOCK CERTIFICATES
 
     Holders of shares of Prism common stock immediately prior to the time the
merger becomes effective will be entitled to receive 0.13124 of a share of
Ardent common stock in exchange for each share of Prism common stock that they
held immediately prior to the merger. Notwithstanding the exchange ratio, no
fractional shares of Ardent common stock will be issued. As soon as practicable
after the merger becomes effective, State Street Bank and Trust Company, the
exchange agent for the merger, will mail instructions and a letter of
transmittal to each person who was a holder of Prism common stock immediately
prior to the merger. The instructions will describe the procedures for
surrendering certificates that prior to the merger represented Prism common
stock in exchange for the certificates evidencing Ardent common stock. The
letter of transmittal will specify that delivery is effective, and risk of loss
to the Prism stock
 
                                       18
<PAGE>   26
 
certificates passes, only upon actual delivery of the Prism stock certificates
to the exchange agent. Upon surrender of the Prism stock certificates for
cancellation to the exchange agent, together with a signed letter of transmittal
and such other documents as the exchange agent may reasonably require, the Prism
stock certificates will be canceled and the holder of a Prism stock certificate
will receive an Ardent stock certificate representing that number of whole
shares of Ardent common stock to which the former Prism stockholder is entitled
by the provisions of the merger agreement. The Ardent stock certificate will be
delivered together with payment in cash for any fractional share of Ardent
common stock. Holders of Prism common stock should not submit their Prism
certificates for exchange unless and until they have received the transmittal
instructions and a letter of transmittal from the exchange agent.
 
     Holders of Prism common stock will not be entitled to receive any dividends
or other distributions on Ardent common stock until the merger is completed and
they have exchanged their Prism stock certificates for Ardent stock
certificates. Subject to applicable laws, any dividends and distributions after
the merger, if any, will be accumulated and, at the time a former Prism
stockholder surrenders his or her Prism stock certificates to the exchange
agent, all such accrued and unpaid dividends and distributions, together with
any cash payments in lieu of fractional shares of Ardent common stock, will be
paid without interest. It is not anticipated that there will be any accrued and
unpaid dividends or distributions at the time of the merger.
 
     If any Ardent stock certificates are to be issued in a name other than that
in which the corresponding Prism stock certificate is registered, it is a
condition to the exchange of the Prism stock certificate that the former Prism
stockholder requesting such exchange comply with applicable transfer
requirements and pay any applicable transfer or other taxes. Alternatively, the
Prism stockholder may establish to the satisfaction of Ardent that such tax has
been paid or does not apply. Any associated costs and expenses will be the
responsibility of the Prism stockholder. No transfers of Prism common stock will
be made on the stock transfer books of Prism after the close of business on the
date before the merger.
 
     Neither the exchange agent nor any party to the merger agreement will be
liable to any former Prism stockholder for any shares of Ardent common stock
delivered to state authorities as required by applicable abandoned property,
escheat or other similar laws. At any time following 180 days after the merger,
Ardent may require the exchange agent to return all Ardent common stock and cash
deposited with the exchange agent which has not been disbursed to former Prism
stockholders. After that, any holders that have not remitted their Prism stock
certificates to the exchange agent may look to Ardent only as a general creditor
with respect to those shares.
 
NO FRACTIONAL SHARES
 
     No certificates for fractional shares of Ardent common stock will be issued
upon the surrender for exchange of Prism stock certificates in the merger. No
Ardent common stock dividend, reclassification, stock split or interest will be
paid with respect to any fractional share of Prism common stock, and such
fractional interests will not entitle the owner of the shares to vote or to any
of the other rights of a holder of Ardent common stock. Instead, each former
beneficial owner of Prism common stock who would otherwise have been entitled to
a fraction of a share of Ardent common stock upon surrender of Prism stock
certificates for exchange will be entitled to receive from the exchange agent a
cash payment, without interest, based on the closing price of Ardent common
stock on The Nasdaq Stock Market on the date the merger becomes effective.
 
                            BACKGROUND OF THE MERGER
 
     Ardent began to develop and market a data warehouse product in 1996. By the
beginning of 1998, although Ardent was generally meeting its goals for
establishing itself in the data warehouse market, its management believed that
consideration should be given to acquiring products and technology in that
market which were complementary to its DataStage product. Accordingly, Mr.
Gyenes, the chief executive officer of Ardent, contacted Mr. Weiss, the chief
executive officer of Prism, and arranged for a meeting.
 
                                       19
<PAGE>   27
 
The two met in Sunnyvale, California on February 24, 1998 and discussed the
possibility of merging the two companies.
 
     Following the initial meeting between Messrs. Gyenes and Weiss, the
companies entered into a mutual non-disclosure agreement effective on March 11,
1998. The companies then exchanged financial and other information, including
product plans and market data. After that exchange on April 16, Messrs Gyenes
and Weiss again met in Sunnyvale and discussed a number of matters in connection
with a possible merger, including product and marketing strategy and the
relative valuations of the two companies. This meeting was followed by a
telephone conversation between the two on April 21, in which they determined not
to continue discussions primarily due to significantly different views as to
relative valuation.
 
     On August 10, 1998, Messrs. Gyenes and Weiss met in Woodside, California
and discussed the possibility of a partnering arrangement in which the two
companies would become resellers of each other's products. No partnering
arrangements were agreed upon and there was no discussion of a merger of the
companies.
 
     On August 19, 1998, Prism received a proposed term sheet from another
company ("Company B") regarding a proposed acquisition of Prism. On August 21,
the Prism directors met to discuss the term sheet. On August 24, Prism received
a revised term sheet from Company B. The Prism directors met again and
authorized management to go forward with merger negotiations and sign a letter
with Company B agreeing not to negotiate with other parties. This exclusivity
letter would expire on September 11, 1998. The letter was signed and Company B
conducted due diligence on Prism from August 25 to August 28. On or about
September 4, Prism and Company B ended merger discussions because they could not
reach agreement on material terms, and the exclusivity letter with Company B
expired on September 11.
 
     On October 20, 1998, Mr. Gyenes contacted Mr. Weiss to attempt to resume
merger discussions between Ardent and Prism. There followed over the next ten or
so days a series of meetings involving management of both companies, during
which Ardent conducted due diligence and proposed preliminary merger terms.
 
     On October 28, the chairman of Company B contacted Mr. Weiss by telephone
and proposed terms for the acquisition of Prism by Company B. Ardent was
notified on the same day that a proposal had been made by another company, but
Ardent was not informed of the identity of Company B or the proposed terms.
 
     The Prism directors met on November 2 to review merger proposals from
Ardent and Company B. Because of timing concerns and the fact that Company B was
further along in the due diligence process, the Prism directors believed that
there was more risk in proceeding with Ardent and instructed management to sign
a second exclusivity letter with Company B. This exclusivity letter was signed
on November 2 with an expiration date of November 13, 1998. Ardent was informed
of the Prism board's decision.
 
     By November 5, Prism was becoming concerned that it could not reach an
agreement with Company B by November 13 due to several unacceptable terms
proposed by Company B in the negotiations, and on November 6 Prism terminated
negotiations with Company B. On November 12, the President of Company B called
Mr. Weiss and proposed the resumption of merger negotiations with Prism. Prism
agreed to resume negotiations with Company B, but refused to extend the
exclusivity letter.
 
     Knowing that the exclusivity letter between Prism and Company B expired on
November 13, Mr. Gyenes contacted Mr. Weiss by telephone on November 14 and was
told that, although Prism was still in negotiations with the other company, the
exclusivity letter had not been extended and Prism was open to a merger proposal
from Ardent. Ardent management made a merger proposal during a telephone
conference call on November 15 which included both Messrs. Gyenes and Weiss, and
Ardent furnished Prism a draft of a proposed definitive merger agreement on
November 17.
 
                                       20
<PAGE>   28
 
     On November 17, the Prism board of directors met to review the two merger
proposals, and during November 17 and 18 Prism continued to negotiate with both
Ardent and Company B. By the end of the day on November 18, the management of
Prism and Ardent had reached agreement on substantially all terms for a merger,
whereas Prism and Company B had not reached agreement on several important
issues.
 
     The Ardent board of directors met in the evening on November 18 and
unanimously authorized the execution of a definitive merger agreement with Prism
on substantially the terms which had been negotiated by management.
 
     The Prism board of directors met on the morning of November 19 and
unanimously authorized the execution of a definitive merger agreement with
Ardent on substantially the terms which had been negotiated. Following this
meeting, the merger agreement was signed by both parties.
 
          RECOMMENDATION OF THE PRISM BOARD AND REASONS FOR THE MERGER
 
     The Prism board has unanimously approved the merger agreement, has
unanimously determined that the merger is fair to and in the best interests of
Prism and its stockholders and unanimously recommends that the holders of shares
of Prism's common stock vote for adoption of the merger agreement.
 
     The Prism board's decision to approve the merger agreement and the merger
was based in significant part upon its assessment of the trends developing in
the data warehouse market, Prism's performance over the last two quarters, and
the additional demands which would be placed on Prism as a result of increasing
competition, consolidation and customer demands. The Prism board compared the
benefits and associated risks of the merger with those of continuing as a
stand-alone company and attempting to raise additional capital or accepting the
merger proposal of Company B. The merger with Ardent was viewed by the Prism
board as being preferable to either alternative for a number of reasons.
 
     Prism has experienced financial difficulties, as reflected by its
performance over the past two quarters and resulting limited capital resources.
Prism's board decided that, given Prism's capital resources and the risks
associated with raising equity in the market environment at that time as well as
the risks associated in attaining profitability on an independent basis, the
sale of the company was a better alternative for the Prism stockholders.
 
     The Prism board also considered the offer made by Company B to buy Prism.
The Prism board believed that the Ardent offer was a better alternative after
considering each suitor's market strategy and overall fit and the fact that
Company B's financial offer and other offered contractual terms were less
desirable. In particular, Prism's board noted that Ardent's proposal for the
acquisition of Prism was approximately 15% higher in valuation than Company B's
proposal. In addition, the Prism board believes that Ardent's prospects on a
going-forward basis are superior to those of Company B, in terms of its position
for future business growth and management's ability to execute its operating
plan. Prism believes that the Ardent offer represented the best alternative
available to it to maximize stockholder value.
 
     A potential merger with Ardent was also considered to be complementary with
Prism's long-term objectives and to provide an opportunity to attain the
following potential strategic benefits:
 
     - The combination of Ardent's and Prism's complementary data warehouse
       technologies provides an opportunity for the combined company to offer a
       more complete line of products.
 
     - The broader and more complete product offering that will be available
       from the combined company will provide potentially increased leverage
       with Prism's customers.
 
     - Given the technology of the two companies, the combined company will be
       able to better address customer needs by creating new product offerings
       for data warehouse projects that neither company could have created on
       its own.
 
     - The combined company will have the opportunity to benefit from sales of
       Prism's products through Ardent's strong value added reseller and
       original equipment manufacturer arrangements with
                                       21
<PAGE>   29
 
       companies such as Sybase, Inc., Informix Software, Inc., Compaq Computer
       and Computer Sciences Corporation.
 
     - The combined entity could streamline overhead and eliminate duplicative
       functions.
 
     - The combined entity could benefit from the systems and personnel that the
       combined entity could bring to bear in the data warehouse market.
 
     - The combination of Prism and Ardent would create a combined company with
       significantly greater resources and greater sales and marketing
       capabilities than those of Prism alone and might enable Prism's products
       to compete more effectively with products of competitors in the
       consolidating and rapidly changing data warehouse market.
 
     - Ardent's market presence, large customer base and broad sales and
       distribution network offer expanded sales and marketing opportunities for
       Prism's products.
 
     - The combined entity could leverage Prism's technological expertise and
       international distribution network to market and sell a broader array of
       products and services.
 
     The Prism board further evaluated the merits of an investment in Ardent
common stock and concluded that Ardent common stock has appreciation potential
in the long term. Further, since Ardent is a larger company with more widely
traded stock, it should represent a more liquid investment than the Prism common
stock.
 
     In the course of its deliberations, the Prism board reviewed with Prism's
management a number of other factors relevant to the merger. In particular, the
Prism board considered:
 
     - The financial and other terms of the proposed merger agreement, which the
       Prism board determined was reasonable after consultation with its legal
       and financial advisors.
 
     - The likelihood of realizing superior benefits through alternative
       business strategies, including remaining a stand-alone company or the
       offer from Company B.
 
     - An analysis of the relative value that Prism might contribute to the
       future business and prospects of the combined organization.
 
     - The compatibility of the management and businesses of Prism and Ardent
       and the benefits described earlier that management hopes to attain
       through the merger.
 
     - The detailed financial analysis presented by FAC/Equities, including the
       opinion of FAC/Equities dated November 19, 1998 that the exchange ratio
       was fair, from a financial point of view, to the holders of Prism common
       stock, as of the date of that opinion.
 
     The Prism board also considered certain risks that could potentially arise
in connection with the merger, including:
 
     - The potential disruption of Prism's business that might result from
       employee, distributor and customer uncertainty and lack of focus
       following announcement of the merger in connection with integrating the
       operations of Prism and Ardent.
 
     - Prism's lack of autonomy with respect to management decisions following
       the merger.
 
     - The possibility that the merger might not be consummated.
 
     - The effects of the public announcement of the merger on Prism's sales and
       operating results and its ability to attract and retain key management,
       sales, marketing and technical personnel.
 
     - The risk that the announcement of the merger could result in decisions by
       customers to defer purchases of products or services of Prism or Ardent.
 
     - Given the volatility that the price of Ardent common stock had
       experienced, with market prices closing within a range of $10.25 to $
       18.625 per share over the period from March 11 to
 
                                       22
<PAGE>   30
     November 18, 1998, the risk that the price of Ardent common stock might
     decline prior to the closing of the merger, thus reducing the value per
     share to be received by Prism's stockholders.
 
     - The risk that the combined companies would not successfully integrate
       their products and operations.
 
     - The risk that the other benefits sought to be achieved by the merger
       would not be achieved.
 
     - The other risks set forth in Prism's and Ardent's independent filings
       with the SEC.
 
     The discussion above of the information and factors considered by the Prism
board is not intended to be exhaustive but is believed to include all material
factors considered by the Prism board. In view of the wide variety of factors,
both positive and negative, considered by the Prism board, the Prism board did
not find it practical to, and did not, quantify or otherwise assign relative
weights to the specific factors considered. After taking into consideration all
of the factors set forth above, the Prism board believes that the merger is in
the best interests of Prism and its stockholders and recommends adoption of the
merger agreement.
 
                     ARDENT BOARD'S REASONS FOR THE MERGER
 
     The approval of the merger agreement by the Ardent board was based upon its
conclusion that the terms of the agreement are fair to Ardent and its
stockholders and that the acquisition of Prism on such terms are in the best
interest of Ardent. In reaching such conclusion, the Ardent board, in
consultation with its management and its financial and legal advisors and
consultants, considered and relied upon a number of facts, including the
following:
 
     - Expanded Data Warehouse Capability.  The benefit to Ardent's data
       warehouse business of Prism's complementary products, sales and
       consulting resources, customer base, and recognized position as a pioneer
       and technological leader in the data warehouse industry.
 
     - Cost Savings.  The cost savings potentially realizable in the
       consolidation of duplicative sales, marketing, service, administration
       and other functions. Ardent estimated that such savings would be in the
       $18 million to $22 million range annually, pre-tax. This estimate
       excludes one-time costs associated with the integration of Prism into
       Ardent.
 
     The Ardent board also considered a variety of negative factors associated
with the merger, primarily those described above under "Risk Factors" beginning
on page 12. It did not consider those factors in the aggregate to outweigh the
merits of the transaction.
 
     The Ardent board did not find it practical to, and did not, quantify or
otherwise assign relative values to the specific factors associated with the
merger. The Ardent board recognized that Ardent's stock price could fluctuate
and thus change the nominal value of the consideration to be paid for Prism and
accordingly did not establish any range of value for Prism but focused on the
exchange ratio and the ranges of the exchange ratio in which the merger would be
accretive to Ardent's earnings.
 
                  OPINION OF FINANCIAL ADVISOR -- FAC/EQUITIES
 
     By executing an engagement letter dated September 2, 1998, Prism engaged
First Albany Corporation, through its FAC/Equities division, to render an
opinion as to the fairness, from a financial point of view, of the consideration
to be received by Prism stockholders based on the terms and conditions set forth
in the merger agreement.
 
     At the November 19, 1998 meeting of the Prism board, FAC/Equities delivered
its oral opinion, later confirmed in writing, that the consideration to be
received by Prism's stockholders in the merger is fair to Prism's stockholders
from a financial point of view. Prism and Ardent determined the amount of
consideration to be paid through negotiations, not from recommendations of
FAC/Equities. Prism did not
 
                                       23
<PAGE>   31
 
impose any limitations on FAC/Equities with respect to the investigations made
or procedures followed in rendering its opinion.
 
     The full text of the FAC/Equities opinion to the Prism board, which sets
forth the assumptions made, matters considered and limitations of review by
FAC/Equities, is attached to this proxy/statement prospectus as Annex II, and is
incorporated by reference. You should read it carefully and in its entirety in
connection with this proxy statement/prospectus. The following summary of the
FAC/Equities opinion is qualified in its entirety by reference to the full text
of the opinion. The FAC/Equities opinion is addressed to the Prism board only
and does not constitute a recommendation to any Prism stockholders as to how any
stockholder should vote at the Prism special meeting. In furnishing its opinion,
FAC/Equities did not admit that it is an expert within the meaning of the term
"expert" as used in the Securities Act of 1933 and its related rules and
regulations, or that its opinion is a report or valuation within the meaning of
Section 11 of the Securities Act. These disclaiming statements are included in
the FAC/Equities opinion. FAC/Equities has not assumed responsibility for
performing the level of diligence or independent verification that would be
required for it to render a report or valuation for purposes of the Securities
Act. Accordingly, FAC/Equities believes that the FAC/Equities opinion should not
be accorded the degree of reliance placed on such reports and valuations.
 
     FAC/Equities has informed Prism that in arriving at its opinion,
FAC/Equities, among other activities:
 
     - Reviewed certain publicly available financial and other data with respect
       to Prism and Ardent, including the consolidated financial statements for
       the years ended December 31, 1997 and 1996, financial statements for the
       quarters ended September 30, 1998, June 30, 1998 and March 31, 1998 for
       Prism and Ardent, and certain other relevant financial and operating data
       relating to Prism and Ardent made available to FAC/Equities from
       published sources and from the internal records of Prism;
 
     - Reviewed the financial terms and conditions of the merger agreement;
 
     - Reviewed certain publicly available information concerning the trading
       of, and the trading market for, the Prism common stock and Ardent common
       stock;
 
     - Compared Prism and Ardent from a financial point of view with certain
       other companies in the data warehouse software industry which it deemed
       to be comparable;
 
     - Considered the financial terms, to the extent publicly available, of
       selected recent business combinations of data warehouse software
       companies and the larger software sector which it deemed to be
       comparable;
 
     - Reviewed and discussed with representatives of the management of Prism
       and Ardent certain information of a business and financial nature
       regarding Prism and Ardent, including financial forecasts; and
 
     - Performed such other analyses and examinations that it deemed
       appropriate.
 
     In preparing the FAC/Equities opinion, FAC/Equities did not assume any
obligation independently to verify the financial and other information reviewed
by it for purposes of its opinion and relied on its accuracy and completeness in
all material respects. With respect to the financial forecasts for Prism
provided to FAC/Equities by the Prism management, FAC/Equities assumed for
purposes of its opinion that the forecasts, including the assumptions regarding
potential operational efficiencies, were reasonably prepared on bases reflecting
the best available estimates and judgments by management at the time of
preparation. FAC/Equities also assumed that these forecasts provided
FAC/Equities a reasonable basis upon which FAC/Equities could form its opinion.
FAC/Equities assumed that there had been no material changes in Prism's or
Ardent's assets, financial condition, results of operations, business or
prospects since the respective dates of their last financial statements made
available to FAC/Equities. FAC/Equities relied upon the advice of counsel and
independent accountants to Prism as to all legal and financial
 
                                       24
<PAGE>   32
 
reporting matters with respect to Prism, the merger and the merger agreement,
including the legal status and financial reporting of litigation involving
Prism.
 
     FAC/Equities also assumed that the merger will be consummated:
 
     - in a manner that complies in all respects with the applicable provisions
       of the Securities Act, the Exchange Act of 1934 and all other applicable
       federal and state statutes, rules and regulations, and
 
     - in accordance with the terms described in the merger agreement, without
       any further amendments thereto, and without waiver by Prism of any of the
       conditions to its obligations thereunder.
 
     In addition, FAC/Equities did not make an independent evaluation, appraisal
or physical inspection of any of the assets or liabilities, whether contingent
or otherwise, of Prism or Ardent, and was not furnished with any such
appraisals. Finally, the FAC/Equities opinion is based on economic, financial
and securities market and other conditions as in effect on, and the information
made available to it as of November 16, 1998.
 
     Set forth below is a brief summary of material financial analyses performed
by FAC/Equities in connection with rendering the FAC/Equities opinion.
 
     COMPARABLE PUBLIC COMPANY ANALYSIS.  Using public and other available
information, FAC/Equities analyzed and compared selected data and ratios for
Prism to the corresponding data and ratios of other software companies. These
software companies were selected because they have publicly traded securities
and, FAC/Equities believes, they have operating, market and trading valuations
that are similar to those that might be expected of Prism. The companies against
whose data and ratios Prism's data and ratios were compared include:
 
      Brio Technology,
      Business Objects,
      Cognos,
      Comshare,
      Gentia Software,
      Hyperion Solutions,
      Information Advantage,
      Informix,
      Oracle,
      Pervasive Software,
      Red Brick Systems, and
      Sybase.
 
     From among these comparable companies, FAC/Equities then selected the
following three companies:
 
      Comshare,
      Red Brick Systems, and
      Sybase.
 
     These three companies were selected because each faced market conditions
which resulted in declining license revenues in recent periods. Primary
multiples, data and ratios compared by FAC/Equities included:
 
     - revenue multiples, which were derived by dividing each company's market
       valuation by its latest twelve-month revenues and also by its estimated
       forward twelve month revenues, and
 
     - price-to-earnings multiples, which were derived by dividing each
       company's stock price by its estimated 1998 and 1999 calendar year
       earnings per share.
 
     The multiples for Prism were based on the implied equity value of Prism
given the exchange ratio and Ardent's closing stock price as of November 16,
1998. All multiples for the three selected companies were
 
                                       25
<PAGE>   33
 
based on closing stock prices as of November 16, 1998 and, with respect to
estimates of future performance for those companies, on analyst reports and
other publicly available information. FAC/Equities relied on revenue multiples
because Prism and most of the three selected companies do not have positive
earnings per share estimates, rendering meaningless a price-to-earnings multiple
comparison.
 
     FAC/Equities observed that Prism is valued at 0.8x latest twelve month
revenues, compared to a range of 0.6x to 0.9x for the three selected companies.
FAC/Equities also observed that Prism is valued at 0.7x forward twelve month
revenues, compared to a range of 0.6x to 1.1x for the three selected companies.
Applying the range of latest twelve month revenue multiples for the three
selected companies resulted in an equity reference range for Prism of $1.71 to
$2.76 per share. Applying the range of forward twelve month revenue multiples
for the three selected companies resulted in an equity reference range for Prism
of $1.82 to $3.24 per share. FAC/Equities compared these equity references to
the equity value implied by the exchange ratio of approximately $2.27 per share
based on the closing price of Ardent common stock on November 16, 1998. While
the three selected companies demonstrate a wide range of values, the value
implied by the Prism-to-Ardent exchange ratio is within this range. Based on
this comparable public company analysis, FAC/Equities believed that the terms of
the merger agreement were fair.
 
     PRECEDENT TRANSACTION ANALYSIS.  FAC/Equities examined the consideration
paid, to the extent publicly available, in a number of acquisitions of publicly
traded software companies. The transactions reviewed for this analysis included
38 acquisitions completed or announced between December 1, 1997 and November 16,
1998. Among other variables, FAC/Equities compared the percentage premiums
represented by the consideration paid in such transactions over the market price
for Prism common stock at one week prior to announcement and four weeks prior to
announcement. The premiums for Prism were calculated based on Ardent's closing
stock price on November 16 and Prism's closing stock prices on November 9, 1998
and October 18, 1998. The Ardent premium offered for Prism for this merger was
approximately 35% over Prism's stock price one week prior, compared to a median
premium of 34% for the precedent transactions. The premium offered for Prism in
this transaction was approximately 128% over Prism's stock price four weeks
prior, compared to a median premium of 39% for the precedent transactions.
 
     FAC/Equities believes the most comparable precedent transaction from a
financial point of view is the pending acquisition of Red Brick Systems by
Informix, which was announced on October 7, 1998. It believes this to be so for
the following reasons:
 
     - Red Brick Systems and Prism are both focused on the data warehouse
market,
 
     - both companies sell products designed to construct specific aspects of a
data warehouse infrastructure,
 
     - the two companies are close in size, as measured by total revenues,
 
     - both companies experienced declines in quarterly license revenue during
       the year prior to announcing the acquisitions, and
 
     - both companies were projected to incur significant operating losses in
       1998.
 
     Based on publicly available and other information, FAC/Equities observed
that the Informix acquisition implies a valuation, after subtracting cash
balances, of 0.4x latest twelve month revenues for Red Brick Systems. In
comparison, the Ardent-to-Prism exchange ratio implies a valuation, after
subtracting cash balances, of 0.7x latest twelve month revenues for Prism.
 
     Based on this precedent transaction analysis, FAC/Equities believed that
the terms of the merger agreement were fair.
 
     EXCHANGE RATIO ANALYSIS.  FAC/Equities reviewed the ratios of the prices of
Prism common stock to Ardent common stock over the one-month and two-month
periods ended November 16, 1998, and it computed the premium over these ratios
represented by the exchange ratio. On average, the closing price of Prism common
stock has been 0.11238 and 0.12249 that of Ardent common stock for the one-month
 
                                       26
<PAGE>   34
 
and two-month periods, respectively. The exchange ratio of 0.13124 represents a
premium of approximately 17% and 7% to the one-month and two-month historical
trading ratios, respectively.
 
     Based on this exchange ratio analysis, FAC/Equities believed that the terms
of the merger agreement were fair.
 
     DISCOUNTED CASH FLOW ANALYSIS.  FAC/Equities performed a discounted cash
flow analysis for Prism based on estimates of Prism's financial results for the
fiscal years 1999 through 2003. These estimates were based on publicly available
estimates for 1999 and on FAC/Equities' estimates of those results, based on its
knowledge of Prism's historical financial performance and on guidance provided
to it by Prism management. The analysis aggregated:
 
     (a) the net present value of the projected earnings before interest and
taxes -- commonly known as the EBIT -- from 1999 through 2002, and
 
     (b) the net present value of the estimated terminal value of the EBIT for
the year 2003.
 
     The terminal value for Prism was determined by taking the current year
price-to-earnings ratio for the larger group of comparable companies, which, at
20x, is between the low and average values, and, after adjusting that ratio for
income taxes, implies an EBIT multiple of 13x. FAC/Equities determined an
appropriate annual discount rate of 18% for the discounted cash flow analysis.
Such analysis indicated a net present value of approximately $30.8 million for
Prism common stock, compared to the $42.5 million implied equity value of Prism
given the exchange ratio and Ardent's closing stock price as of November 16,
1998.
 
     Based on this discounted cash flow analysis, FAC/Equities believed that the
terms of the merger agreement were fair.
 
     PRO FORMA FINANCIAL ANALYSIS.  FAC/Equities analyzed certain pro forma
effects resulting from the merger, including, among other things, the impact of
the merger on the projected earnings per share and the rate of revenue growth of
the combined company for the fiscal year 1999. Such analysis included the effect
of certain cost savings that the combined company may realize in its operations,
based on guidance provided by the managements of Prism and Ardent. The pro forma
analysis suggested that the combined companies would have earnings in 1999, as
opposed to losses projected for Prism, and they also suggested that the revenue
of the combined companies would grow at a more rapid rate then had been
estimated for Prism in 1999.
 
     Based on this pro forma financial analysis, FAC/Equities believed that the
terms of the merger agreement were fair.
 
     While the previous summary describes all analyses and examinations that
FAC/Equities deems material to its opinion, it is not a comprehensive
description of all analyses and examinations actually performed by FAC/Equities.
The preparation of a fairness opinion is a complex process that involves various
determinations as to the most appropriate and relevant methods of financial
analysis and the application of these methods to the particular circumstances
and, therefore, such an opinion is not readily susceptible to partial or summary
description. FAC/Equities believes that its analyses must be considered as a
whole and that selecting portions of its analyses and of the factors considered,
without considering all such analysis and factors, would create an incomplete
view of the evaluation process underlying the FAC/ Equities Opinion. Several
analytical methodologies were used and no one method of analysis should be
regarded as critical to the overall conclusion reached by FAC/Equities. The
conclusions reached by FAC/ Equities are based on all analyses and factors taken
as a whole and also on application of FAC/Equities' own experience and judgment.
Such conclusions may involve significant elements of subjective judgment and
qualitative analysis. In addition, FAC/Equities may have given various analyses
more or less weight than other analyses, and may have deemed various assumptions
more or less probable than other assumptions, so that the ranges of valuations
resulting from any particular analysis should not be taken to be FAC/Equities'
view of the actual value of Prism, Ardent or the combined company.
 
                                       27
<PAGE>   35
 
     In performing its analyses, FAC/Equities made numerous assumptions with
respect to industry performance, general business and economic conditions and
other matters, many of which are beyond the control of Prism or Ardent. The
analyses performed by FAC/Equities are not necessarily indicative of actual
values or actual future results, which may be significantly more or less
favorable than suggested by such analyses. Such analyses were prepared solely as
part of FAC/Equities' analysis of the fairness of the merger to Prism's
stockholders from a financial point of view and were provided to the Prism board
in connection with the delivery of the FAC/Equities opinion. The analyses do not
purport to be appraisals or to reflect the prices at which a company might
actually be sold or the prices at which any securities may trade at the present
time or at any time in the future. FAC/Equities used in certain of its analyses
various projections of future results prepared by the management of Prism and by
securities analysts. The projections are based on numerous variables and
assumptions which are inherently unpredictable and must be considered not
certain of occurrence as projected. Accordingly, actual results could vary
significantly from those set forth in the projections.
 
     As described above, the FAC/Equities opinion and presentation to the Prism
board were among the many factors taken into consideration by the Prism board in
making its determination to approve, and to recommend that its stockholders
adopt, the merger agreement.
 
     In its engagement letter with FAC/Equities, Prism has agreed to pay
FAC/Equities a fee of $200,000 for the delivery of the FAC/Equities opinion to
the Prism board. Prism has also agreed to reimburse FAC/Equities for its
reasonable out-of-pocket expenses up to $25,000. Pursuant to a separate
indemnification agreement, Prism has agreed to indemnify FAC/Equities, its
affiliates, and their respective partners, directors, officers, agents,
consultants, employees and controlling persons against certain liabilities,
including liabilities under the federal securities laws. The terms of the fee
arrangement with FAC/ Equities, which Prism and FAC/Equities believe are
customary in transactions of this nature, were negotiated at arm's length
between Prism and FAC/Equities, and the Prism board was aware of such fee
arrangements. FAC/Equities served as financial advisor in connection with
Prism's acquisition of QDB Solutions in July 1997, for which FAC/Equities
received advisory fees. In addition, FAC/Equities was a member in the
underwriting group for Prism's initial public offering of Prism common stock in
March 1996.
 
     FAC/Equities was retained based on its experience as a financial advisor in
connection with mergers and acquisitions and in securities valuations generally,
as well as FAC/Equities' investment banking relationship and familiarity with
Prism.
 
     FAC/Equities is a nationally recognized investment banking firm. As part of
its investment banking activities, FAC/Equities is regularly engaged in the
valuation of businesses and their securities in connection with merger and
acquisitions, negotiated underwritings, secondary distributions of listed and
unlisted securities, private placements and valuations for corporate and other
purposes. FAC/Equities may trade the equity securities of Prism and Ardent for
its own account and for the account of its customers and, accordingly, may at
any time hold a long or short position in such securities.
 
                   INTERESTS OF CERTAIN PERSONS IN THE MERGER
 
     ARDENT'S ASSUMPTION OF STOCK OPTIONS.  The merger agreement provides that
the obligation to issue shares upon the exercise of Prism stock options,
including options held by directors and executive officers, will be assumed by
Ardent as described under "-- The Merger Agreement -- Additional Agreements --
Prism Common Stock Options and Prism Stock Option Plans". It is expected that,
immediately prior to the merger, the six outside directors and the Chairman of
the Board of Prism will hold options to purchase an aggregate of 160,000 shares
of Prism common stock at prices ranging from $7.56 to $17.00 per share, with a
weighted average price of $13.46 per share, and the executive officers of Prism
will hold options to purchase an aggregate of 1,654,585 shares of Prism common
stock at prices ranging from $ 0.75 to $ 0.875 per share, with a weighted
average price of $0.868 per share.
 
     ACCELERATION OF VESTING OF OFFICER AND DIRECTOR OPTIONS.  Of the options
for the 160,000 shares of Prism common stock expected to be held by outside
directors and the Chairman of the Board immediately
 
                                       28
<PAGE>   36
 
prior to the merger, options for approximately 102,498 will then be vested, and
the remainder will be subject to vesting over periods of up to four years from
the date the options were granted. As required by the terms of the plan under
which the options are issued, all the unvested options held by the outside
directors and the Chairman of the Board will become vested upon the
effectiveness of the merger.
 
     Of the options for 1,654,858 shares of Prism common stock expected to be
held by executive officers immediately prior to the merger, options for
approximately 186,995 shares will then be vested, and the remainder will be
subject to vesting over periods of up to four years from the date the options
were granted. As required by the terms under which the options were issued, it
is expected that options held by several executive officers for the purchase of
an aggregate of 1,123,957 shares will immediately vest upon the effectiveness of
the merger, as follows:
 
<TABLE>
<CAPTION>
                                                              UNVESTED SHARES    WEIGHTED AVERAGE
                                                                  TO VEST         EXERCISE PRICE
                     EXECUTIVE OFFICER                          UPON MERGER         PER SHARE
                     -----------------                        ---------------    ----------------
<S>                                                           <C>                <C>
Earl C. Charles (Chief Financial Officer)...................      215,250             $0.875
Stacey Cooper (Vice President, North American Sales)........       24,500             $0.875
Michael Hunt (Vice President, International)................       87,500             $ 0.75
Christopher Hyrne (Vice President, Marketing)...............       24,500             $0.875
Warren M. Weiss (Chief Executive Officer)...................      772,207             $0.875
</TABLE>
 
     SEVERANCE ARRANGEMENTS.  Messrs. Weiss, Charles and Hunt are each party to
an employment agreement with Prism which provides that, if Prism is acquired by
another company and the employee does not continue his employment, the employee
will receive severance compensation equal to current base salary for a period of
twelve months or until he commences other employment, if sooner. It is not
expected that Mr. Weiss, Charles or Hunt will continue employment with Prism or
Ardent following the merger, and they will therefore be entitled to severance
compensation under the employment agreements. Messrs. Cooper and Hyrne are each
party to an employment agreement with Prism which provides that, if Prism is
acquired by another company and the employee does not continue his employment,
the employee will receive severance compensation equal to current base salary
for a period of six months or until he commences other employment, if sooner. It
is not expected that Mr. Cooper will continue employment with Prism or Ardent
following the merger, and he will therefore be entitled to severance
compensation under his employment agreement.
 
                              THE MERGER AGREEMENT
 
     GENERAL.  The merger agreement provides the legal framework for the merger
between Ardent and Prism. It specifies the terms under which the merger will
take place, including but not limited to:
 
     - the terms under which the Prism shares will be converted and exchanged;
 
     - the procedures for the conversion and exchange of the shares;
 
     - representations and warranties of the parties that specific circumstances
       exist or that each party has complied with specific requirements;
 
     - restrictions on the conduct of Ardent and Prism pending the merger;
 
     - additional agreements relating to matters such as stock option and stock
       purchase plans, tax and accounting treatment, and actions to facilitate
       the consummation of the merger;
 
     - conditions that must be satisfied before each party is obligated to
       effect the merger; and
 
     - the circumstances under which the merger agreement can be terminated, the
       merger can be abandoned, or requirements under the merger agreement can
       be waived.
 
     The following sections briefly summarize each of the above categories other
than the first two, which are described in the summary section of this proxy
statement/prospectus. For a more complete
 
                                       29
<PAGE>   37
 
understanding of the contents of the merger agreement, please see the summary
section and the merger agreement itself.
 
     REPRESENTATIONS AND WARRANTIES.  The merger agreement contains various
representations and warranties of the parties. The representations and
warranties, which are not the same for each party, relate to a variety of
matters. The following is a non-inclusive list of categories of those
representations and warranties:
 
     - corporate power and standing
 
     - capital structure
 
     - litigation
 
     - labor and employment
 
     - tax
 
     - insurance
 
     - intellectual property
 
     - interested party transactions
 
     - restrictions on business
 
     - liens and encumbrances
 
     - environmental matters
 
     - Year 2000 compliance
 
     - the fairness opinion
 
     - compliance with state anti-takeover statutes
 
Other representations and warranties involve the authority of the parties to
enter the merger agreement, the enforceability of the agreement and Prism's
stockholder vote and board of directors approval.
 
     The merger agreement also contains representations and warranties of Prism
relating to its financial statements for the three most recent fiscal years and
the accuracy of the information it contains in accordance with generally
accepted accounting principles.
 
     RESTRICTIONS ON THE CONDUCT OF ARDENT AND PRISM PENDING THE MERGER.  The
merger agreement contains several restrictions on the conduct of both parties
pending the merger. In general, the merger agreement provides that Ardent and
Prism will operate their businesses in accordance with their ordinary course of
business and in a manner consistent with past practices, use reasonable efforts
to preserve substantially intact their respective business organizations, keep
available the services of their present officers, key employees and consultants,
and preserve their present relationships with persons with whom they have
significant business relationships, except as otherwise consented to or approved
in advance by the other party.
 
     The merger agreement lists several particular actions that Ardent and Prism
and their respective subsidiaries have agreed not to take, pending consummation
of the merger, without the prior written consent of the other party. Examples of
these restricted actions include the following:
 
     - changing or amending organizational documents or, in the case of Ardent,
       the Ardent Rights Plan;
 
     - taking certain actions with respect to the ownership interests of the
       parties, such as issuing, pledging, or encumbering the ownership
       interests or splitting, combining, or reclassifying any of their capital
       stock, except under certain circumstances;
 
     - taking certain actions with respect to the assets of the parties, such as
       selling, pledging, disposing of or encumbering the assets or authorizing
       any capital expenditures or purchases of fixed assets, except under
       certain circumstances;
 
     - declaring, setting aside, making, or paying any dividends or
       distributions with respect to their common stock except for certain
       intracompany distributions;
 
     - amending the terms of, repurchasing, redeeming, or otherwise acquiring
       any of their securities or any securities of their subsidiaries;
 
     - selling, transferring, licensing or otherwise disposing of, or amending
       or modifying existing agreements with respect to, any of their
       intellectual property, except under certain circumstances;
 
                                       30
<PAGE>   38
 
     - acquiring any business organization or division thereof;
 
     - incurring any indebtedness, issuing any debt securities, making any
       loans, or assuming, guaranteeing or otherwise become responsible for the
       obligations of any person, except under certain circumstances;
 
     - increasing compensation, entering into severance agreements or granting
       severance pay, or entering collective bargaining, employment or employee
       benefit agreements with or for the benefit of any current or former
       directors, officers, or employees, except under certain circumstances;
       and
 
     - taking any action to change accounting policies or procedures.
 
     The merger agreement also provides that Ardent and Prism shall not directly
or indirectly solicit, encourage, negotiate, approve, or recommend any inquiries
or proposals regarding any merger, sale of assets or stock, or similar
transaction involving that party or any of its subsidiaries before the effective
time of the merger or the termination of the merger agreement. This restriction
is subject to the applicable fiduciary duties of the respective directors of
Prism and Ardent.
 
     ADDITIONAL AGREEMENTS.  The merger agreement also contains provisions in
which the parties agree to take, or not to take, actions relating to a variety
of matters following the date of the merger agreement.
 
     Prism Common Stock Options and Prism Stock Option Plans.  At the effective
time of the merger, Ardent will assume the obligation to issue shares under each
outstanding option to purchase Prism common stock granted under Prism's 1992
Stock Option Plan, 1996 Equity Incentive Plan and 1996 Directors Stock Option
Plan. As of the effective time of the merger, each Prism stock option (a) shall
be vested and exercisable to the same extent as it will be prior to the
effective time of the merger and (b) shall be deemed to constitute an option to
acquire, on the same terms and conditions as applied prior to the effective time
of the merger, the whole number of shares of Ardent common stock that such
holder would have been entitled to receive in the merger had such holder
exercised his or her option in full just before the effective time of the
merger. The price per share for those options shall be equal to the aggregate
exercise price for Prism common stock otherwise purchasable under the option,
divided by the number of shares of Ardent common stock deemed purchasable under
the option. Notwithstanding this, the exercisability or the vesting of these
stock options and the underlying stock will continue to be determined by
reference to stock option agreements executed pursuant to Prism's stock option
plans. In addition, references in any Prism stock option plan to Prism, the
Prism board of directors or any board committee, and any Prism stock option plan
shall, as of the effective time, be to Ardent, the Ardent board of directors or
board committee, and Ardent's 1995 Non-Statutory Option Plan, as amended, unless
those changes would be inconsistent with the context.
 
     Prism Employee Stock Purchase Plan.  The current payment period under this
plan began on February 1, 1999 and will end on July 30, 1999. Ardent will assume
the obligation to issue stock under this plan at the end of the current payment
period. Funds that are credited to a participant's payroll withholding account
will be applied to purchase shares of Ardent common stock at a purchase price
equal to the lesser of 85% of the average market price of Prism common stock on
the first day of the payment period, adjusted by the exchange ratio to the
equivalent Ardent common stock price, and 85% of the average market price of
Ardent common stock on the last day of the payment period. It is expected that
approximately 12,000 shares of Ardent common stock will be issued to
participants in the current payment period.
 
     Tax and Accounting Treatment.  The merger agreement provides that the
parties will make reasonable efforts to take all necessary actions to cause the
merger to qualify as a tax free reorganization. Conversely, the parties will not
take any actions, either before or after completion of the merger, which could
prevent the merger from qualifying for such tax treatment. Subsequent to the
execution of the merger agreement, the companies have determined that the merger
will be accounted for as a purchase transaction for financial accounting
purposes. Refer to "-- Accounting Treatment of the Merger" for more details. For
further descriptions on the tax treatment of the merger, see "Federal Income Tax
Considerations."
                                       31
<PAGE>   39
 
     Facilitating the Merger.  The merger agreement also provides that Ardent
and Prism will take or cause to be taken, or use reasonable efforts to take or
cause to be taken, certain actions to facilitate the completion of the merger.
Examples of such actions include obtaining necessary consents, making necessary
filings, affording reasonable access to the other party, and taking any other
actions that are necessary, proper, or advisable to complete the transaction and
make the merger effective as promptly as practicable.
 
     Other.  The merger agreement provides that the parties will take a variety
of other actions, some of which relate to the indemnification rights of
directors and officers of Prism, the service credit of Prism employees, Prism's
obligation to call a stockholder's meeting and solicit proxies to vote upon the
approval of the merger, and the parties' obligations to prepare and file this
proxy statement/prospectus and a registration statement on Form S-4 with the
SEC.
 
     CONDITIONS TO THE MERGER.  The merger agreement provides that completion of
the merger is subject to the satisfaction or waiver of various conditions.
Neither party currently intends to waive any of the conditions to the merger.
Examples of these conditions include the following:
 
     - the registration statement filed with the SEC will be declared effective
       and no stop order will be issued or proceedings seeking a stop order will
       be initiated relating to the registration statement;
 
     - the merger agreement will be adopted by the requisite vote of Prism
       stockholders;
 
     - the applicable government agencies have terminated or allowed to expire
       the waiting period for premerger antitrust review;
 
     - no restraining orders, injunctions, prohibitions, statutes, rules,
       regulations or other legal restraints will prevent completion of the
       merger;
 
     - no governmental authority will bring proceedings seeking to make
       completion of the merger illegal or to prohibit or limit Ardent from
       exercising its material rights and privileges pertaining to its ownership
       of the business or assets of Prism, Ardent, or any of their respective
       subsidiaries due to the completion of the merger;
 
     - the shares of Ardent common stock to be issued in the merger will be
       approved for quotation on The Nasdaq Stock Market;
 
     - the parties will receive certificates and opinions from each other and
       their respective legal and tax advisors regarding the merger; and
 
     - no event shall have occurred, or would occur as a result of the merger,
       that has or would result in the triggering of any right or entitlement of
       Ardent stockholders under the Ardent Rights Plan.
 
     TERMINATION OF THE MERGER AGREEMENT, ABANDONMENT OF THE MERGER, AND
WAIVER.  The merger agreement provides that the merger agreement may be
terminated and the merger may be abandoned prior to the effective time under
certain circumstances.
 
     Ardent and Prism, jointly, can authorize termination and abandonment prior
to the effective time by mutual written consent of their boards of directors.
 
     Ardent or Prism, each individually, can terminate the agreement and abandon
the merger prior to the effective time of the merger if one of the following
circumstances takes place:
 
     - if the merger is not completed by April 30, 1999 and the terminating
       party has not caused this failure by its willful unfulfillment of any of
       its obligations under the merger agreement,
 
     - if a court or a governmental, regulatory, or administrative agency has
       issued a non-appealable final order, decree, or ruling or taken any other
       action that permanently prohibits the merger and the terminating party
       has complied with certain obligations under the merger agreement,
 
     - if the stockholders of Prism fail to approve the merger agreement, or
 
                                       32
<PAGE>   40
 
     - if the non-terminating party has breached any representation, warranty,
       covenant or agreement set forth in the merger agreement that would have a
       material adverse effect on the terminating party or result in a failure
       to comply in any material respect with the merger agreement, unless the
       breach or failure to perform is curable by the exercise of reasonable
       efforts by the non-terminating party before April 30, 1999 and that party
       continues to exercise such efforts.
 
     Ardent alone may terminate the merger agreement and abandon the merger
prior to the effective time if one of the following circumstances takes place:
 
     - the Prism board of directors fails to recommend the merger, or withdraws,
       modifies, or changes its recommendation of the merger in a manner adverse
       to Ardent, or resolves to do the same,
 
     - Ardent requests that the Prism board of directors reconfirm its
       recommendation of the merger after Prism receives an inquiry or proposal
       regarding any merger, sale of assets or capital stock, or similar
       transaction involving Prism or its subsidiaries, and the Prism board of
       directors fails to do so within 10 days after receiving such request,
 
     - the Prism board recommends to the Prism stockholders a transaction with a
       third party involving the third party's acquisition of more than a
       certain percentage of the capital stock or assets of Prism,
 
     - a tender offer or exchange offer for 20% or more of the outstanding Prism
       common stock is commenced and the Prism board of directors recommends
       that the Prism stockholders tender their shares in such tender or
       exchange offer, or
 
     - Prism fails to call and hold the Prism special meeting by April 30, 1999
       and Prism is not otherwise entitled to terminate the merger agreement due
       to a breach by Ardent of any representation, warranty, covenant, or
       agreement.
 
     At any time prior to the completion of the merger, Ardent and Prism may
extend the time for the performance by the other party of any of the obligations
under the merger agreement, waive any inaccuracies in the representations and
warranties of the other party contained in the merger agreement or in any
documents delivered pursuant to the merger agreement, and waive compliance with
any of the agreements or conditions of the other party contained in the merger
agreement. The merger agreement may be amended by an agreement in writing among
the parties prior to the completion of the merger. However, after approval of
the merger by the Prism stockholders, no amendment may be made which by law
requires further approval of such stockholders without securing such further
approval.
 
     The merger agreement provides that all fees and expenses incurred in
connection with the agreement will be paid by the party incurring such expenses
if the merger is not completed and by Ardent if the merger is completed, subject
to two exceptions. The first exception is that if the merger is not completed,
Ardent and Prism will share equally all fees and expenses, other than attorneys'
fees, incurred in relation to the printing of this proxy statement/prospectus,
the registration statement and any amendments or supplements to those documents.
The second exception is that Prism has agreed to pay Ardent a termination fee of
$5 million if the merger agreement is terminated due to the one of the following
circumstances:
 
     - the Prism stockholders fail to adopt the merger agreement, a proposal for
       a transaction with a third party involving the third party's acquisition
       of more than 20% of the capital stock or assets of Prism has been
       publicly announced prior to the Prism stockholders' meeting, and such a
       transaction involving Prism and a third party is entered into or
       consummated within eighteen months of such termination;
 
     - Ardent has terminated the merger agreement by right under the terms of
       the agreement; or
 
     - the Prism stockholders fail to adopt the merger agreement, one or more
       stockholders of Prism that is a party to the stockholder support
       agreement has failed to approve the merger or otherwise breached the
       stockholder support agreement, and if such stockholder had voted for the
       merger or
 
                                       33
<PAGE>   41
 
       not otherwise breached the agreement, the merger would have been approved
       by the Prism stockholders.
 
                            NONDISCLOSURE AGREEMENT
 
     Ardent and Prism entered into a nondisclosure agreement dated March 11,
1998. Each party agreed to keep confidential information provided to the other
party with respect to the business, properties and personnel of the party
furnishing such information. The nondisclosure agreement contains terms
restricting the disclosure and use of confidential information exchanged between
the two parties in evaluating the merger and otherwise for a period of two years
from the date the confidential information was disclosed.
 
                         STOCKHOLDER SUPPORT AGREEMENT
 
     Concurrent with the execution and delivery of the merger agreement, Ardent
entered into a stockholder support agreement with 23 stockholders of Prism dated
as of November 19, 1998.
 
     Each Prism stockholder who signed the stockholder support agreement has
agreed to use reasonable efforts to cause the stockholders of Prism to approve
the merger.
 
     The stockholder support agreement also provides that each Prism stockholder
who signed the stockholder support agreement will not, and will not permit any
entity under his or her control to:
 
     - Solicit proxies or become a participant in a solicitation as such terms
       are defined in Regulation 14A under the Exchange Act with respect to a
       transaction that would prevent the completion of the merger, or otherwise
       encourage or assist any party in any action that would interfere with the
       timely completion of the merger;
 
     - Initiate a stockholders' vote or action by written consent of
       stockholders with respect to a transaction that would prevent the
       completion of the merger; or
 
     - Act in concert with other Prism stockholders to vote for any transaction
       that would prevent the completion of the merger.
 
     The Prism stockholders who signed the stockholder support agreement also
agreed not to sell their Ardent shares in violation of federal securities laws
if they are considered affiliates of Ardent after they receive Ardent stock.
 
     Nine of these stockholders that entered into the stockholder support
agreement also agreed:
 
          1. To vote all shares of Prism common stock held or to be acquired by
     each of them in favor of the merger agreement and the merger and any matter
     that could reasonably be expected to facilitate the merger; and
 
          2. To execute an irrevocable proxy appointing Ardent and Ardent's
     Chairman of the Board as proxy to vote all shares of Prism common stock
     held or to be acquired by each of them in favor of the merger and the
     merger agreement.
 
                        REGULATORY FILINGS AND APPROVALS
 
     The companies filed a premerger notification regarding the merger with the
Federal Trade Commission as required under the Hart-Scott-Rodino Antitrust
Improvements Act of 1976. This notification is required under that act so that
government agencies may assess whether the merger poses any potential antitrust
issues. The waiting period in which the federal regulatory agencies may review
the merger has been terminated.
 
     Other than the above filing, Ardent and Prism are not aware of any
governmental or regulatory requirements for completion of the merger other than
compliance with applicable state corporate laws and federal and state securities
laws.
                                       34
<PAGE>   42
 
                       ACCOUNTING TREATMENT OF THE MERGER
 
     The merger will be accounted for as a purchase transaction for financial
accounting purposes in accordance with generally accepted accounting principles.
Under this method of accounting, Ardent will allocate the value of the stock it
is issuing in the merger to the assets it acquires, including goodwill and other
intangible assets. In connection with the merger, Ardent anticipates that it
will take a one-time charge consisting of a write-off of in-process research and
development, estimated to be approximately $7.0 million. The purchase price
allocation, including the one-time charge for write-off of in-process research
and development, is subject to revision when Ardent obtains additional
information concerning asset valuation.
 
    LISTING OF NEW SHARES OF ARDENT COMMON STOCK ON THE NASDAQ STOCK MARKET
 
     Prior to the merger, Ardent will obtain approval to list on The Nasdaq
Stock Market the shares of Ardent common stock to be issued in the merger and
upon the exercise of the Prism stock options. This listing is a condition to the
completion of the merger.
 
                       FEDERAL INCOME TAX CONSIDERATIONS
 
     The following discussion summarizes the material federal income tax
consequences of the merger under the Internal Revenue Code of 1986, existing IRS
regulations (including final, temporary or proposed), and current administrative
rulings and court decisions. All of these regulations, rulings and decisions are
subject to change. This discussion is based on the qualified opinions and advice
of Choate, Hall & Stewart and Fenwick & West LLP, tax counsel for Ardent and
Prism, respectively. These opinions, and the consequences described in these tax
sections, assume that the merger will be completed on the terms described in the
merger agreement. The following discussion is intended only as a summary of
selected principal U.S. federal income tax consequences of the merger and does
not purport to be a complete analysis or listing of all of the potential tax
effects of the merger. The tax opinions and this discussion are based on
important assumptions and representations concerning the merger and the actions
of the corporations and stockholders involved. Also, the following discussion
does not address tax consequences arising under state, local, or foreign laws,
and does not address the circumstances of special cases or individual
circumstances of taxpayers. By way of example, it does not address special cases
involving foreign persons, Prism stockholders who acquired their Prism common
stock from the exercise of stock options or otherwise as compensation, holders
of Prism stock options, dealers in securities, banks, insurance companies, and
tax-exempt organizations. ACCORDINGLY, EACH HOLDER OF PRISM COMMON STOCK SHOULD
CONSULT A TAX ADVISOR REGARDING THE TAX CONSEQUENCES OF THE MERGER IN LIGHT OF
THE HOLDER'S OWN SITUATION, INCLUDING THE APPLICATION AND EFFECT OF ANY FEDERAL,
STATE, LOCAL, OR FOREIGN INCOME AND OTHER TAX LAWS. The following discussion is
based upon federal income tax laws as in effect on the date of this proxy
statement/prospectus, which are subject to change, possibly retroactively.
Future legislation, regulations, administrative rulings, or court decisions may
affect these expectations as to federal income tax consequences.
 
             FEDERAL INCOME TAX CONSEQUENCES TO PRISM STOCKHOLDERS
 
     The merger has been structured with the intent that it qualifies as a
reorganization within the meaning of Section 368(a) of the Internal Revenue
Code. Section 368(a) defines the categories of transactions that will qualify as
reorganizations for purposes of the Internal Revenue Code. If the merger
qualifies as a reorganization under Section 368(a), then:
 
     - neither Ardent nor Prism will recognize any gain or loss as a result of
       the merger;
 
     - Prism stockholders will not recognize any gain or loss on the receipt of
       Ardent common stock in exchange for their Prism common stock in the
       merger; and
 
                                       35
<PAGE>   43
 
     - the aggregate tax basis of the Ardent common stock received by the Prism
       stockholders in exchange for their Prism common stock in the merger will
       equal the aggregate tax basis of the Prism common stock surrendered in
       exchange therefor. This result excludes any basis allocable to fractional
       shares of Ardent common stock for which cash is received.
 
     It is a condition to the obligations of Prism and Ardent to complete the
merger that Prism and Ardent receive opinions from their respective counsel,
Fenwick & West LLP and Choate, Hall & Stewart, that the merger will be treated
for federal income tax purposes as a reorganization within the meaning of
Section 368(a). Those tax opinions will be based on and subject to certain
assumptions and limitations as well as representations to be received from Prism
and Ardent. An opinion of counsel only represents counsel's best legal judgment,
and has no binding effect or official status of any kind, and no assurance can
be given that contrary positions may not be taken by the IRS or a court. Neither
Ardent nor Prism has requested or will request a ruling from the IRS with regard
to any of the U.S. federal income tax consequences of the merger. Upon the
advice of its counsel, Fenwick & West LLP, provided that the merger qualifies as
a reorganization within the meaning of Section 368(a), Prism believes that its
stockholders will not recognize gain or loss as a result of the exchange of
shares of Prism common stock solely for voting shares of Ardent common stock in
the merger. This result does not apply to any cash received in lieu of a
fractional share of Ardent common stock. Subject to the same qualifications,
Prism also believes that the aggregate tax basis of the Ardent common stock
received by Prism stockholders in the merger will be the same, in each instance,
as the aggregate tax basis of the Prism common stock surrendered, excluding any
basis allocable to fractional shares of Ardent common stock for which cash is
received. In addition, provided that the merger qualifies as a reorganization
within the meaning of Section 368(a), the holding period of the shares of Ardent
common stock received in the merger by Prism stockholders will include the
period during which the shares of Prism common stock surrendered in exchange
therefor were held, provided that such shares of Prism common stock were held as
capital assets at the time of the merger.
 
     Either company may waive the condition to receive its respective counsel's
tax opinion and proceed with the merger without such opinion. If Prism waives
the receipt of such opinion, it will resolicit proxies from its stockholders
after informing them about Prism's expectations of changes in the tax
consequences to its stockholders or material changes in tax consequences to it,
if any, as a result of the merger.
 
     Holders of Prism common stock who receive cash in the merger in lieu of
fractional shares of Ardent common stock will be treated, in each instance, as
having received the fractional share and then as having received the cash in
redemption of such fractional share. This kind of redemption will generally
result in the recognition of gain or loss for federal income tax purposes,
measured by the difference between the amount of cash received and the portion
of the tax basis of the holder's share of Prism common stock allocable to such
fractional share.
 
     Section 302 of the Internal Revenue Code provides general rules regarding
the federal income tax treatment of corporate redemptions of stock. Section 302
treats cash or property distributed in specific qualifying redemptions of
corporate stock as distributed in exchange for such stock. Distributions in
redemption of corporate stock that do not qualify under Section 302 may be
treated as dividends and taxed at ordinary income rates. Among the categories of
redemptions that are treated as exchanges under Section 302 are those
redemptions that are not essentially equivalent to a dividend. A redemption of
shares held by a minority stockholder in a publicly held corporation who
exercises no control with respect to corporate affairs is generally considered
to be not essentially equivalent to a dividend if such redemption results in any
actual reduction of the minority stockholder's percentage stock ownership.
 
     Assuming that the deemed redemption of any fractional shares meets the test
under Section 302, the holders of Prism common stock will recognize gain or loss
on the deemed redemption of any fractional shares of Ardent common stock. That
gain or loss generally will be capital gain or loss, provided that the holder's
Prism common stock was held as a capital asset at the time of the merger, and
will be long-term capital gain or loss if the Prism common stock has been held
for more than one year. Long-term capital gain realized by an individual U.S.
holder is generally subject to a maximum tax rate of 20%.
 
                                       36
<PAGE>   44
 
              FEDERAL INCOME TAX CONSEQUENCES TO PRISM AND ARDENT
 
     Upon the advice of its counsel, Fenwick & West LLP, and provided that the
merger qualifies as a reorganization within the meaning of Section 368(a), Prism
will not recognize any gain or loss as a result of the merger. Upon the advice
of its counsel, Choate, Hall & Stewart, and provided that the merger qualifies
as a reorganization within the meaning of Section 368(a), Ardent also will not
recognize any gain or loss as a result of the merger. Additionally, Prism's tax
basis in its assets after the merger will be equal to Prism's tax basis in such
assets immediately prior to the completion of the merger. Provided that the
merger qualifies as a reorganization within the meaning of Section 368(a),
Prism's holding period in its assets after the merger will include the period
during which Prism held such assets prior to the merger.
 
                                OTHER TAX ISSUES
 
     A successful IRS challenge to the status of the merger as a reorganization
under Section 368(a) would result in the Prism stockholders being treated as if
they sold their Prism shares in a taxable transaction. If that happened, each
Prism stockholder would be required to recognize all of his or her realized gain
or loss on the disposition of each of his or her Prism shares equal to the
difference between the Prism stockholder's basis in such shares and the fair
market value, as of the date the merger becomes effective, of the Ardent shares
received in exchange for Prism shares, plus any cash received for fractional
shares. That gain or loss would be treated as capital gain or capital loss for a
stockholder if he or she held his or her Prism shares as a capital asset at the
time of the merger. In such event, a Prism stockholder's aggregate basis in the
Ardent shares would equal their fair market value as of the effective time of
the merger, and the Prism stockholder's holding period for such Ardent shares
would begin the day after the merger.
 
     Even if the merger qualifies as a reorganization under Section 368(a), a
recipient of the Ardent shares at the time of the merger would recognize gain to
the extent that those shares were considered to be received in exchange for
services or property. This may not apply if it was solely in exchange for Prism
voting shares. Gain would also have to be recognized to the extent that a Prism
stockholder was treated as receiving, directly or indirectly, consideration
other than Ardent voting shares in exchange for Prism shares. All or a portion
of those gain amounts may be taxable as ordinary income.
 
                                       37
<PAGE>   45
 
          UNAUDITED PRO FORMA CONDENSED COMBINING FINANCIAL STATEMENTS
 
     The following Unaudited Pro Forma Condensed Combining Statements of
Operations for the years ended December 31, 1998 give effect to the acquisition
of the Prism common stock as if it occurred on January 1, 1998. The Unaudited
Pro Forma Condensed Combining Balance Sheet as of December 31, 1998 set forth
below gives effect to the acquisition of Prism as if it occurred on December 31,
1998. Upon the completion of the merger, each holder of Prism common stock will
be entitled to receive shares of Ardent common stock based on an exchange ratio
of 0.13124 of a share of Ardent common stock for each share of Prism common
stock. Each of Ardent and Prism prepares its financial statements on the basis
of a fiscal year ending on December 31. The Pro Forma Condensed Combining
Balance Sheet combines Ardent's audited balance sheet as of December 31, 1998
with Prism's audited balance sheet as of December 31, 1998. The Pro Forma
Condensed Combining Statements of Operations combine Ardent's audited results of
operations for its fiscal year ended December 31, 1998 with Prism's audited
results of operations for the year ended December 31, 1998. The Pro Forma
Condensed Combining Statements of Operations and the Pro Forma Condensed
Combining Balance Sheet set forth below reflect several material adjustments,
including among others, adjustments to reflect the amortization of the portion
of the purchase price allocated to goodwill and other intangible assets.
 
     These statements should be read in conjunction with the consolidated
financial statements of Ardent and Prism appearing elsewhere in this proxy
statement/prospectus. The statements are presented for comparative purposes only
and are not intended to be indicative of actual results had the transactions
occurred as of the dates indicated above or of results which may be attained in
the future.
 
     The purchase price allocation is preliminary and subject to change. The
impact of any changes to the allocation could have a material impact on the pro
forma financial statements.
 
                                       38
<PAGE>   46
 
             UNAUDITED PRO FORMA CONDENSED COMBINING BALANCE SHEET
                                 (IN THOUSANDS)
                            AS OF DECEMBER 31, 1998
 
<TABLE>
<CAPTION>
                                           ARDENT     PRISM     COMBINED   ADJUSTMENTS   COMBINED
                                          --------   --------   --------   -----------   --------
<S>                                       <C>        <C>        <C>        <C>           <C>
Current assets:
  Cash and equivalents..................  $ 24,167   $  6,169   $ 30,336                 $ 30,336
  Accounts receivable -- net............    21,238      9,994     31,232                   31,232
  Prepaid expenses and other............     5,062        974      6,036                    6,036
  Deferred income taxes.................     1,634         --      1,634                    1,634
  Assets held for sale(1)(4)............        --         --         --    $  7,975        7,975
                                          --------   --------   --------    --------     --------
     Total current assets...............    52,101     17,137     69,238       7,975       77,213
                                          --------   --------   --------    --------     --------
Property and equipment -- net...........     6,587      3,620     10,207      (1,164)       9,043
                                          --------   --------   --------    --------     --------
Other long-term assets:
  Intangible assets(1)..................    14,633         --     14,633      34,395       49,028
  Other long-term assets................     5,085      1,855      6,940                    6,940
  Deferred income taxes(1)..............     4,398         --      4,398         450        4,848
                                          --------   --------   --------    --------     --------
     Total long-term assets.............    24,116      1,855     25,971      34,845       60,816
                                          --------   --------   --------    --------     --------
TOTAL ASSETS............................  $ 82,804   $ 22,612   $105,416    $ 41,656     $147,072
                                          ========   ========   ========    ========     ========
Current liabilities:
  Accounts payable......................  $  5,476   $  3,314   $  8,790                 $  8,790
  Accrued compensation..................     4,289      3,041      7,330                    7,330
  Accrued expenses and other current
     liabilities........................    13,101      1,382     14,483                   14,483
  Accrued merger and restructuring
     costs(1)...........................     2,112         --      2,112    $  7,611        9,723
  Deferred revenue......................    14,036      3,980     18,016                   18,016
                                          --------   --------   --------    --------     --------
     Total current liabilities..........    39,014     11,717     50,731       7,611       58,342
                                          --------   --------   --------    --------     --------
  Non-current debt and other long-term
     liabilities........................        --        329        329                      329
                                          --------   --------   --------    --------     --------
                                                                                  25)
  Capital stock(1)(2)...................       157         19        176         (19          182
                                                                              48,956)
  Capital in excess of par(1)(2)........    68,774     59,822    128,596     (59,822      117,730
                                                                              (4,370)
  Accumulated deficit(1)(2).............   (21,883)   (49,275)   (71,158)     49,275      (26,253)
  Cumulative translation adjustment,
     treasury stock and other equity....    (3,258)        --     (3,258)                  (3,258)
                                          --------   --------   --------    --------     --------
     Total stockholders' equity.........    43,790     10,566     54,356      34,045       88,401
                                          --------   --------   --------    --------     --------
TOTAL LIABILITIES AND STOCKHOLDERS'
  EQUITY................................  $ 82,804   $ 22,612   $105,416    $ 41,656     $147,072
                                          ========   ========   ========    ========     ========
</TABLE>
 
                                       39
<PAGE>   47
 
        UNAUDITED PRO FORMA CONDENSED COMBINING STATEMENTS OF OPERATIONS
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
                          YEAR ENDED DECEMBER 31, 1998
 
<TABLE>
<CAPTION>
                                                  ARDENT      PRISM      ADJUSTMENTS    COMBINED
                                                 --------    --------    -----------    --------
<S>                                              <C>         <C>         <C>            <C>
Revenue:
  License(4)...................................  $ 70,200    $ 22,166      $(2,864)     $ 89,502
  Services(4)..................................    49,060      29,924       (2,295)       76,689
                                                 --------    --------      -------      --------
Total revenue..................................   119,260      52,090       (5,159)      166,191
                                                 --------    --------      -------      --------
  Cost of software(3)..........................     7,953       1,031        4,752        13,736
  Cost of services(4)..........................    22,511      21,410       (2,188)       41,733
  Selling and marketing(4).....................    41,761      27,355       (1,436)       67,680
  Research development(4)......................    17,576      14,492       (1,171)       30,897
  General administrative(4)....................     9,986       6,587         (113)       16,460
  Other charges................................    14,895          --           --        14,895
                                                 --------    --------      -------      --------
     Total costs and expenses..................   114,682      70,875         (156)      185,401
                                                 --------    --------      -------      --------
Income (loss) from operations..................     4,578     (18,785)      (5,003)      (19,210)
Other income...................................       190         383                        573
                                                 --------    --------      -------      --------
Income (loss) before income taxes..............     4,768     (18,402)      (5,003)      (18,637)
Provision for income taxes(3)..................     3,131         249         (508)        2,872
                                                 --------    --------      -------      --------
Net income (loss)..............................  $  1,637    $(18,651)     $(4,495)     $(21,509)
                                                 ========    ========      =======      ========
  Basic net income (loss) per share(3).........  $   0.11    $  (1.01)                  $  (1.25)
  Basic shares used for calculation(3).........    14,790      18,485                     17,216
</TABLE>
 
                                       40
<PAGE>   48
 
                      (This page intentionally left blank)
 
                                       41
<PAGE>   49
 
     NOTES TO UNAUDITED PRO FORMA CONDENSED COMBINING FINANCIAL STATEMENTS
 
(1) Reflects the preliminary allocation of the purchase price and the
    amortization of the cost over the fair value of net assets acquired for the
    Prism acquisition. The preliminary allocation is summarized as follows (in
    000's):
 
<TABLE>
<S>                                                           <C>
Value of Ardent shares to be issued for Prism outstanding
  shares....................................................  $42,372
Value of Prism options to be exchanged for Ardent options...    6,609
Book value of Prism liabilities at December 31, 1998........   12,046
Estimated merger liabilities................................    7,611
Estimated tax liabilities...................................    3,550
                                                              -------
          Total consideration and liabilities assumed.......  $72,188
                                                              =======
Prism assets at December 31, 1998...........................  $22,612
Less estimated disposal of fixed assets.....................   (1,164)
Estimated tax assets associated with net operating loss
  carryforwards.............................................    4,000
In-process technology.......................................    4,370
Existing technology.........................................    9,344
Prism workforce.............................................    3,363
Prism customer list.........................................    1,283
Assets held for sale, net of tax............................    7,975
Goodwill....................................................   20,405
                                                              -------
          Total asset allocation............................  $72,188
                                                              =======
</TABLE>
 
    This allocation is subject to change pending a final analysis of the value
    of the assets acquired and the liabilities assumed and divestiture of
    Prism's Customer Relationship Management Software business. The impact of
    such changes could be material (see note 4 below).
 
    The value of intangible assets was estimated based on a preliminary estimate
    of fair value which included estimated values of four products which are
    currently in-process. These products consist of three releases of the Prism
    Warehouse Executive product which are expected to be released in September
    1999 and an interface of Prism's product with SAP, which is expected to be
    released in June 1999. The preliminary valuation was based on the assumption
    that the estimated cost to complete all products under development, measured
    as of the anticipated acquisition date, would be approximately $2.9 million
    and that the products would generate revenue through the year 2004 with
    growth rates of approximately 12% in the years following the acquisition,
    trailing to (50)% in the later years. Margin assumptions used in estimating
    future cash flows ranged from 6% -- 11%. It is the nature of the business to
    be constantly developing new software for future product releases. A
    reasonable expectation of return on the incomplete technology would be
    higher than that of completed technology due to these inherent risks. As a
    result, the earnings associated with the incomplete technology were
    discounted at a rate of 29%.
 
    While there is no certainty that the products will be successfully
    completed, Ardent management does not anticipate any problems in the
    remaining portion of the development cycle at this time. It is anticipated
    that the combined company will benefit from the new products within the
    first quarter following their release. The inability of Ardent to complete
    this technology within the expected timeframe could materially impact future
    revenues and earnings, which could have a material adverse effect on
    Ardent's business, financial condition and results of operations.
 
    The preliminary purchase price allocation does not give effect to any
    synergies expected to be achieved from combining the operations of the two
    companies nor any benefits from the actions expected to be taken by Ardent
    upon consummation of the merger.
 
    The estimated merger liabilities of $7,611,000 include $2,425,000 of
    financial advisor, legal and accounting fees related to the merger,
    $1,889,000 of costs to close 12 Prism sales offices as a result of
 
                                       42
<PAGE>   50
 
consolidation of offices, and $3,297,000 of severance costs in connection with
the termination of 35 Prism employees, principally finance and administrative
and sales and marketing positions which overlapped with Ardent positions.
 
(2) Adjustments reflect the elimination of Prism's equity accounts in connection
    with the purchase price allocation.
 
(3) Pro forma net loss reflects the estimated amortization associated with the
    intangible assets detailed above and the related tax benefit, using lives
    ranging from three to ten years. Pro forma basic and diluted net loss per
    share is computed using the weighted-average number of shares of common
    stock outstanding after the issuance of Ardent common stock in exchange for
    the outstanding shares of Prism common stock. Dilutive options are excluded
    from the computation during the loss periods as their effect is
    antidilutive.
 
(4) Upon completion of the merger between Ardent and Prism, Ardent plans to
    dispose of certain assets of Prism related to the Customer Relationship
    Management Software, or CRMS, products and services. As of the date of this
    proxy statement/prospectus, Ardent was in the early stages of pursuing
    potential acquirors of the assets and, for purposes of pro forma
    presentation, has estimated the value of the assets to be disposed at $12.2
    million ($7.975 million net of estimated taxes on the sale). This estimate
    is based on a combination of factors. A preliminary business enterprise
    valuation was obtained and initial discussions with potential acquirors are
    consistent with the estimated value. Additionally, Prism acquired CRMS
    through a pooling-of-interests transaction only one year preceding the
    anticipated close of the merger with Ardent. The value of the shares issued
    by Prism totaled approximately $12 million. The disposal of the assets is
    expected to be completed by the end of June 1999. Prism's basis in the
    assets held for sale consist only of fixed assets totaling approximately
    $164,000. This amount has been deducted from the total fixed assets in the
    pro forma purchase price allocation. The estimated selling price is
    preliminary and is subject to change prior to the close of the transaction
    with Prism. Changes in the actual or estimated value of the total assets to
    be disposed will result in a reallocation of the purchase price of Prism at
    the time the change is identified. The results of operations for CRMS for
    the years ended December 31, 1997 and 1998 have been excluded from the pro
    forma condensed combining statements of operations for the same periods.
 
                                       43
<PAGE>   51
 
                             THE BUSINESS OF ARDENT
 
GENERAL
 
     Ardent is a data management software company. Ardent designs, develops and
markets easy-to-use and highly compatible products that enable businesses to get
the most out of their data. Ardent's products help businesses store, sort,
retrieve, manipulate and analyze their ever increasing stores of information.
Ardent's principal products include DataStage, a software product that
simplifies the creation of large storage units of data known as data marts and
data warehouses, and two extended relational database management systems known
as UniVerse and UniData. Ardent markets and sells its products worldwide and
provides technical support, consulting and education services to its customers.
 
BUSINESS STRATEGY
 
     Ardent was founded in the mid-1980s to develop and market extended
relational database management systems. Initially, these database systems were
licensed to users to enable business applications developed on a particular
operating system to be easily converted to run on the UNIX operating system.
Beginning in the early 1990s, the database systems were also licensed to users
as an embedded part of business applications. In 1996, Ardent began to develop
and market data warehouse products. In February, 1998, Ardent merged with
Unidata, Inc., a relational database, object database, and software tools
developer and marketer. The purpose of this merger was to combine the strengths
of two leaders in the extended relational database marketplace.
 
     Ardent currently has two business units which are based on two general
product areas: data warehouses and databases. Ardent maintains 68
sales/distribution offices in 52 countries around the world. In addition to
direct sales, Ardent has established relationships with more than 1,000 value
added resellers. These value added resellers market Ardent's products in
connection with other products and services which, as a combined package,
provide business solutions for all phases of a company's operations.
 
     Ardent's strives to support and expand its existing customer and reseller
base while expanding its presence in the data warehouse and database markets.
 
Key Features of Ardent's Strategy Are:
 
  - Improved Developer and User Productivity
 
    Ardent promotes increased productivity of both software application
    developers and software users by offering products and services that make it
    easier to manage today's most complex business applications.
 
  - Cost Containment and Compatibility
 
    Ardent's products are designed to operate uniformly across a broad range of
    computer systems, including PCs, workstations and servers. This ensures that
    customers do not bear unnecessary costs for application re-deployment or
    user retraining.
 
  - Client/Server Technologies
 
    Ardent's products provide a safe and efficient means for sharing database
    information in a multi-user environment.
 
  - Worldwide Distribution
 
    In addition to its value added reseller relationships, Ardent also
    distributes its products through strategic original equipment manufacturer
    agreements and system integrating technicians who utilize Ardent's products
    and services when building solutions for their customers. Ardent has a
    worldwide direct sales force of distributors in key markets around the
    world.
 
                                       44
<PAGE>   52
 
  - International Presence
 
    Ardent maintains engineering and sales subsidiaries in three strategic
    regions outside the United States: the United Kingdom, France, and Asia
    Pacific. Additionally, Ardent has established subsidiary and distributor
    operations in emerging markets, including New Zealand, South America,
    Germany, Japan, and Canada.
 
  - Recurring Revenue
 
    Ardent's distribution and pricing strategies are intended to generate
    recurring revenue. The sale of a development license generally leads to
    follow-on sales as applications are deployed and expanded. Ardent also
    receives maintenance fees and revenues from consulting assignments and
    training courses.
 
  - Worldwide Customer Service
 
    Ardent offers installation assistance, telephone and on-line support,
    consulting services, and training both at worldwide Ardent locations and at
    value added reseller and customer locations.
 
PRODUCTS
 
     Ardent's many products enable it to serve the current and changing needs of
its growing customer base.
 
  Ardent's Data Warehouse Products
 
     As businesses rapidly accumulate data, they need better ways to manage,
manipulate and analyze that data. To meet this need, Ardent has created products
called data warehouses, which store and integrate data to be used in various
applications, and data marts, which contains a subset of information from a data
warehouse. The primary product in Ardent's Data Warehouse business unit is
DataStage.
 
  - DataStage
 
    DataStage addresses what has historically been the most difficult and
    time-consuming portion of a data mart or data warehouse implementation:
    extracting and organizing data from different database management systems.
    Through an easy to use point and click interface, DataStage allows
    developers to quickly create easy to use and maintain data marts and data
    warehouses. This gives businesses ready access to the data they need to make
    faster, smarter business decisions. Its compatibility with popular databases
    such as Oracle, Microsoft SQL Server, UniVerse, Sybase, Informix, legacy
    databases and others, makes it a cost-effective and flexible solution for
    businesses.
 
  Ardent's Database Products
 
     The traditional portion of Ardent's business is represented by its database
business unit. This collection of relational database technology and tools has
long enabled customers to manage the most complex business data. Products sold
through the database business unit include:
 
  - UniVerse and UniData extended relational database management systems
 
    With these products developers can produce, enhance and deploy high
    performance business applications using the popular UNIX and Windows NT
    operating systems. UniVerse and UniData are leading technologies for
    processing a large volume of data involving complex data structures and
    relationships.
 
  - RedBack
 
    RedBack is a product that simplifies the integration of Web-based systems
    with existing data and applications both on the Internet and corporate
    intranets.
 
                                       45
<PAGE>   53
 
  - wIntegrate
 
    wIntegrate is a product that helps to transform applications that are based
    on alphabetical or numerical characters into graphical applications based on
    a Windows style, point-and-click, drag-and-drop format.
 
  - System Builder
 
    A powerful application developer, System Builder allows developers to
    transform existing applications to graphical user interfaces and multi-tier
    deployment architectures, while maintaining the original functions of the
    application.
 
  - O2 Object Database System
 
    The O2 database system enables object developers to build high performance
    database applications. O2 makes object development simpler because it is
    compatible with both the popular Java and C++ data models. The O2 System
    incorporates a complete set of application development tools tailored to the
    evolving needs of today's application developers. O2 also provides
    interfaces to other databases, the Web and the Common Object Request Broker
    Architecture, a system which enables communication between diverse and
    remote applications.
 
     In addition to these products, the database business unit offers a variety
of middleware products which interconnect existing programs that run separately,
a COBOL migration solution, and a set of data analysis and reporting tools.
 
SERVICES
 
     In addition to its product-focused business units, Ardent provides
customers worldwide with a full spectrum of services. These services include
technical support for customers who purchase maintenance contracts, education
and consulting services.
 
SALES AND MARKETING
 
     Ardent sells its products and services throughout the world to a broad
range of customers through direct sales, value added resellers, and systems
integrators.
 
     In the United States, Ardent's sales and support staff are located at its
Westboro, Massachusetts headquarters and the following field offices:
 
     Arlington, Texas
     Bellevue, Washington
     Bridgewater, New Jersey
     Cary, North Carolina
     Denver, Colorado
     Irvine, California
     Palo Alto, California
     Princeton, New Jersey
     Reston, Virginia
     Rosemont, Illinois
     Tampa, Florida
 
     Internationally, Ardent has seven wholly-owned international subsidiaries
located in the United Kingdom, France, Canada, Germany, South Africa, Australia
and Japan. Ardent also has exclusive distributors in Argentina, Brazil, Ecuador
and Spain. Revenue derived from outside the United States was approximately 36%,
38%, and 35%, of total revenue for the years ended December 31, 1998, 1997, and
1996, respectively. Ardent intends to continue making investments in
international activities. See page 13 for a description of various risks
involved in international transactions.
 
     Ardent implements a variety of marketing programs to assist in the sale of
its products and services, including advertising and public relations campaigns,
regional seminars, reseller and end-user group meetings, and cooperative
programs. In addition, Ardent participates in various trade shows, and provides
catalogs, visual aids, newsletters, and product sales literature, both in
printed form and on the Web.
 
                                       46
<PAGE>   54
 
CUSTOMERS
 
     Ardent's products are used by over two million end-users in a broad range
of industries. Its end-users include:
 
Aetna
Anheuser-Busch
Bankers Trust
Cabletron
Chase Manhattan
  Corporation
Eurotunnel
France Telecom
Fujitsu Lab
GE Aerospace
Hyatt International
Hewlett Packard
IBM
John Deere
Kaiser Permanente
Lucent Technologies
Motorola
New York City
  Library
Sears, Roebuck &
  Company
Sony Corporation
Stanford University
Travelers Insurance
U.S. Sprint
Wells Fargo
Xerox
 
PRODUCT DEVELOPMENT
 
     Ardent believes that its future success depends, in part, on its ability to
maintain and improve its current technologies, enhance its existing products and
develop new products that meet an expanding range of customer requirements.
Ardent intends to expand its existing product offerings and introduce new
products to maintain its competitive position.
 
     In 1998, Ardent began shipping commercially UniVerse version 9.5.1; UniData
version 5.0; UniData version 5.0/NT; RedBack version 2.3; wIntegrate version
4.01; System Builder 4.4; DataStage version 3.1/UNIX; and DataStage version
3.5/NT.
 
     Throughout 1998, Ardent invested in the further development of these
existing products and established new technology sharing relationships to begin
work on new products. Ardent's development efforts are focused on enhancing the
features of and adding new functionality to all of its products.
 
     In the years ending December 31, 1998, 1997, and 1996, Ardent's expenses
relating to product development were $17,526,000, $16,924,000 and $16,649,000,
respectively. Ardent has experienced little turnover in its product development
personnel and believes that the experience, stability, and depth of its product
development staff are important factors in Ardent's success.
 
     The market for database and data warehouse software products changes
rapidly due to improvements in computer hardware and software. Ardent's success
will depend upon its ability to develop and market competitive technologies,
enhance its current products and bring forth new products in a timely and cost-
effective manner. Ardent may not be able to develop and market product
enhancements to new products that respond to changing market conditions or that
will be accepted by customers. Ardent previously experienced delays in the
development and introduction of new products and product enhancements. The
length of these delays has varied depending upon the size and scope of the
project and the nature of the problems encountered. If Ardent fails to
anticipate or to respond adequately to changing market conditions, or encounters
significant delays in product development and introduction, its customers could
delay or decide against purchases of Ardent's products. Any of these
circumstances could substantially harm Ardent's business, operating results and
financial condition.
 
COMPETITION
 
     The computer software and service industry is intensely and increasingly
competitive. Because of the breadth of its overall product offering, Ardent
competes with many companies offering alternative solutions. Many of these firms
have greater financial, marketing and technical resources than Ardent. They may
be able to adapt more quickly to new or emerging technologies and standards or
changes in customer requirements, or they may be able to devote greater
resources to the promotion and sale of their products than can Ardent.
 
     Ardent believes that the principal competitive factors affecting the
database and data warehouse markets include technical performance and product
attributes such as functionality, portability, reliability, ease of use,
adaptability and scaleability, product reputation, quality, customer service and
support, price,
 
                                       47
<PAGE>   55
 
ability to integrate with products produced by other vendors, the effectiveness
of sales and marketing efforts and company reputation. There can be no assurance
that Ardent will be successful in competing in the future with respect to these
or other factors.
 
EMPLOYEES
 
     As of December 31, 1998, Ardent had a total of 623 employees worldwide,
consisting of 363 in sales, support and marketing, 181 in engineering, and 79 in
finance and administration. Ardent's success is highly dependent on its ability
to attract and retain qualified employees. Competition for employees is intense
in the software industry, and an inability to attract and retain qualified
development and sales personnel, in particular, could postpone product release
schedules and adversely affect Ardent's ability to generate revenue.
 
     None of Ardent's employees is represented by a labor union or is the
subject of a collective bargaining agreement with respect to his or her
employment with Ardent. Ardent has never experienced a work stoppage and
believes its relations with its employees are good.
 
PROPRIETARY RIGHTS AND LICENSES
 
     Ardent depends upon a combination of copyrights and restrictions on access
to its trade secrets to protect its proprietary rights. Ardent distributes its
products under software license agreements which grant customers a perpetual,
non-exclusive license to Ardent's products and contain terms and conditions
prohibiting the unauthorized reproduction or transfer of Ardent's products.
Generally, Ardent's products are furnished to customers only in object code
form. In the limited cases where Ardent makes its source codes available to
third parties, it does so only under an obligation of confidentiality. In
addition, Ardent generally enters into confidentiality agreements with
management and programming staff and limits access to and distribution of its
proprietary information.
 
     While Ardent has not registered any of its copyrights, it generally
includes copyright notices in its software. Despite these precautions, it may be
possible for unauthorized third parties to copy aspects of Ardent's products or
to obtain information that Ardent regards as proprietary. Unregistered
copyrights are still protected under both federal and state law, although a
copyright holder must first register a copyright to sue another person for
infringement of that copyright under federal law. This may be done immediately
prior to bringing a suit. Obtaining registered copyrights on software often
requires disclosure of the underlying software code. In addition, software code
changes so frequently that constant updates would be required to keep a useful
copyright current. Therefore, Ardent has elected not to register its copyrights
at this time, although it is free to do so at any time.
 
     Ardent believes that, due to the rapid pace of innovation within the
software industry, factors such as the technological and creative skills of its
personnel and ongoing reliable product maintenance and support are more
important in establishing and maintaining a leadership position within the
industry than are the various legal protections of its technology.
 
     All trademarks and registered trademarks used herein are the property of
their respective owners.
 
PROPERTIES
 
     Ardent's principal administrative, marketing, product development and
support facilities are located in Westboro, Massachusetts, where Ardent occupies
approximately 90,000 square feet of office space under a lease that expires in
2008. Ardent also leases office space for its twenty US and foreign sales and
support offices and one foreign product development office. The terms of these
leases generally range from one to five years. Ardent believes the current space
is adequate for its current needs and that additional space will be available as
needed.
 
                                       48
<PAGE>   56
 
LEGAL PROCEEDINGS
 
     Ardent is a defendant in two actions filed against Unidata prior to its
merger into Ardent, one in May 1996 in the U.S. District Court for the Western
District of Washington and one in September 1996 in the U.S. District Court for
the District of Colorado. The plaintiff, a company controlled by a former
stockholder of Unidata and a distributor of its products in certain parts of
Asia, alleges in both actions the improper distribution of certain Unidata
products in the plaintiff's exclusive territory and asserts damages of
approximately $30,000,000 under claims for fraud, breach of contract, unfair
competition, racketeering and corruption, and trademark and copyright
infringement, among other relief. Unidata denied the allegations against it in
its answers to the complaints. In the Colorado action, Unidata moved that the
matter be resolved by arbitration in accordance with its distribution agreement
with the plaintiff. The motion regarding arbitration has been under the Court's
consideration for approximately two years. No discovery or other activity in
either action has occurred pending the Court's decision on the motion for
arbitration. Management of Ardent believes that the actions against Ardent are
without merit and plans to continue to oppose them vigorously.
 
     Ardent is a defendant in an action filed in July 1998 in the U.S. District
Court for the Southern District of Ohio. The plaintiff, with which Ardent
entered into a joint venture in 1996 to develop the Object Studio product,
alleges in its complaint that Ardent is obligated to support the joint venture
in amounts up to $1,400,000 per year for an aggregate present value liability of
up to $8,000,000. Ardent believes the allegations are without merit and has
denied its alleged liability and filed certain counterclaims against the
plaintiff seeking an amount in excess of $9,000,000 for misrepresentation and
breach of fiduciary duty.
 
                                       49
<PAGE>   57
 
           SELECTED CONSOLIDATED HISTORICAL FINANCIAL DATA OF ARDENT
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
 
<TABLE>
<CAPTION>
                                                                        YEARS ENDED DECEMBER 31,
                                                            ------------------------------------------------
                                                             1998       1997      1996      1995      1994
                                                            -------   --------   -------   -------   -------
<S>                                                         <C>       <C>        <C>       <C>       <C>
CONSOLIDATED STATEMENT OF OPERATIONS DATA:
Revenue:
  Software................................................  $70,200   $ 58,812   $61,805   $54,218   $52,520
  Services and other......................................   49,060     43,916    48,694    38,503    29,368
                                                            -------   --------   -------   -------   -------
    Total revenue.........................................  119,260    102,728   110,499    92,721    81,888
                                                            -------   --------   -------   -------   -------
Costs and expenses:
  Cost of software........................................    7,953      9,211     8,864     6,449     5,899
  Cost of services and other..............................   22,511     24,825    26,807    21,403    13,987
  Selling and marketing...................................   41,761     40,786    40,116    34,957    30,941
  Product development.....................................   17,576     16,924    16,649    14,376    13,538
  General and administrative..............................    9,986     13,128    12,920    11,174     9,436
  Merger, exit and restructuring costs....................   14,895         --     4,322     6,882     1,700
  Purchased technology....................................       --      3,040     4,900        --     3,212
  Loss on disposal of subsidiary..........................       --        602        --        --        --
  Litigation..............................................       --         --        --       499       650
                                                            -------   --------   -------   -------   -------
    Total costs and expenses..............................  114,682    108,516   114,578    95,740    79,363
                                                            -------   --------   -------   -------   -------
Income (loss) from operations.............................    4,578     (5,788)   (4,079)   (3,019)    2,525
                                                            -------   --------   -------   -------   -------
Other income (expense):
  Other income -- net.....................................      579        981       461       751       644
  Interest expense........................................     (389)    (2,965)   (2,100)   (1,354)     (333)
  Loss on investment in joint venture.....................       --         --      (176)       --        --
                                                            -------   --------   -------   -------   -------
    Total other income (expense)..........................      190     (1,984)   (1,815)     (603)      311
                                                            -------   --------   -------   -------   -------
Income (loss) before provision for (benefit from) income
  taxes and extraordinary item............................    4,768     (7,772)   (5,894)   (3,622)    2,836
Provision for (benefit from) income taxes.................    3,131      1,149      (635)     (996)    2,984
                                                            -------   --------   -------   -------   -------
Income (loss) before extraordinary item...................    1,637     (8,921)   (5,259)   (2,626)     (148)
Extraordinary loss - loss from disposal of assets acquired
  in a pooling of interests, net of tax benefit of
  $1,184..................................................       --         --    (4,734)       --        --
                                                            -------   --------   -------   -------   -------
Net income (loss).........................................  $ 1,637   $ (8,921)  $(9,993)  $(2,626)  $  (148)
                                                            =======   ========   =======   =======   =======
Basic income (loss) per common share:
  Before extraordinary item...............................  $  0.11   $  (0.65)  $ (0.40)  $ (0.21)  $ (0.01)
  Net income (loss).......................................  $  0.11   $  (0.65)  $ (0.76)  $ (0.21)  $ (0.01)
                                                            =======   ========   =======   =======   =======
Diluted income (loss) per common share:
  Before extraordinary item...............................  $  0.10   $  (0.65)  $ (0.40)  $ (0.21)  $ (0.01)
  Net income (loss).......................................  $  0.10   $  (0.65)  $ (0.76)  $ (0.21)  $ (0.01)
                                                            =======   ========   =======   =======   =======
Shares for basic computation..............................   14,790     13,751    13,071    12,623    12,474
                                                            =======   ========   =======   =======   =======
Shares for diluted computation............................   16,724     13,751    13,071    12,623    12,474
                                                            =======   ========   =======   =======   =======
CONSOLIDATED BALANCE SHEET DATA:
Cash and equivalents......................................  $24,167   $ 24,155   $15,545   $12,654   $16,293
Working capital...........................................   13,087     12,548    18,314    18,873    24,800
    Total assets..........................................   82,804     93,984    94,516    79,833    78,779
Long-term liabilities, less current portion...............       --     21,190    21,704    12,085    12,091
Stockholders' equity......................................   43,790     32,082    35,851    41,134    41,983
</TABLE>
 
                                       50
<PAGE>   58
 
                  ARDENT MANAGEMENT'S DISCUSSION AND ANALYSIS
                OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS
 
INTRODUCTION
 
     On February 10, 1998, Ardent merged with Unidata, Inc. in a transaction
accounted for as a pooling-of-interests. The accompanying consolidated financial
statements include the accounts of Unidata, Inc. with those of Ardent for all
periods.
 
     The discussion which follows analyzes the results of operations for the
year ended December 31, 1998 compared to the year ended December 31, 1997, and
for the year ended December 31, 1997 compared to the year ended December 31,
1996.
 
     The following table sets forth selected items from Ardent's Consolidated
Statement of Operations as a percentage of total revenue and the percentage
change in dollar amounts of such items.
 
<TABLE>
<CAPTION>
                                                                             PERIOD-      PERIOD-
                                                                            TO-PERIOD    TO-PERIOD
                                                 YEAR ENDED DECEMBER 31      CHANGE       CHANGE
                                                 -----------------------    1998 VS.     1997 VS.
                                                 1998     1997     1996       1997         1996
                                                 -----    -----    -----    ---------    ---------
<S>                                              <C>      <C>      <C>      <C>          <C>
Revenue:
  Software.....................................   58.9%    57.3%    55.9%      19.4%       (4.8)%
  Services and other...........................   41.1     42.7     44.1       11.7        (9.8)
                                                 -----    -----    -----      -----        ----
     Total revenue.............................  100.0    100.0    100.0       16.1        (7.0)
                                                 -----    -----    -----      -----        ----
Costs and expenses:
  Costs of software............................    6.7      9.0      8.0      (13.7)        3.9
  Costs of services and other..................   18.9     24.2     24.3       (9.3)       (7.4)
  Selling and marketing........................   35.0     39.7     36.3        2.4         1.7
  Product development..........................   14.7     16.4     15.1        3.9         1.7
  General and administrative...................    8.4     12.8     11.7      (23.9)        1.6
  Merger, exit, and restructuring costs........   12.5       --      3.9          *           *
  Purchased technology.........................     --      3.0      4.4          *           *
  Loss on disposal of subsidiary...............     --       .5       --          *           *
                                                 -----    -----    -----      -----        ----
     Total costs and expenses..................   96.2    105.6    103.7        5.7          .5
                                                 -----    -----    -----      -----        ----
Income (loss) from operations..................    3.8%    (5.6)%   (3.7)%         *%        *%
                                                 =====    =====    =====      =====        ====
</TABLE>
 
- ---------------
* Not meaningful.
 
     Ardent's revenue is derived from the licensing of software and the delivery
of related services. These services include consulting, training and product
maintenance. Ardent generally licenses its software for use on individual
computers. Customers may elect to contract with Ardent for product maintenance,
which includes product and documentation enhancements, as well as telephone
support for product problem resolution, by paying annual or quarterly fees or
paying fees based upon usage of such maintenance services.
 
REVENUE
 
     Ardent's total revenue increased 16% to $119,260,000 for the year ended
December 31, 1998, from $102,728,000 for the year ended December 31, 1997. This
increase in revenue is primarily due to the increase in sales of Ardent's data
warehouse and embedded database licenses. Data warehouse revenue represented 14%
of total revenue in 1998, as compared to 5% in 1997. Total embedded database
revenue grew approximately 21%, or $18,000,000. These increases were offset by
the decline in revenues associated with the conversion of applications from
other operating systems to client server UNIX and NT environments, which
decreased from approximately 15% of total revenue in 1997 to 2% in 1998.
 
                                       51
<PAGE>   59
 
     Ardent's total revenue decreased 7% to $102,728,000 in fiscal year 1997,
from $110,499,000 in fiscal year 1996. The decline in total revenue is primarily
due to Ardent having exited certain non-strategic and unprofitable businesses in
the fourth quarter of 1996, including the Object Studio product line and related
services, and due to an increase in the Unidata allowance for returns in fiscal
year 1997 as a result of the fact that several customers had denied full payment
of their outstanding balances because of technical or invoicing issues. Prior to
the merger, Unidata occasionally experienced technical issues at key value-added
resellers and end-user sites for which Unidata accepted product returns or would
grant partial credit, even though there was no contractual obligation to provide
such credit. These decreases were partially offset by the increase in revenue
associated with Ardent's data warehouse product, DataStage, and the System
Builder products. DataStage revenue represented 5% of total revenue in 1997.
DataStage was released in late January 1997 and, therefore, was not included in
the results of operations in 1996. System Builder products' revenue represented
approximately 9% of revenue in 1997, as compared to 6% in 1996. System Builder
was acquired in fiscal year 1996.
 
SOFTWARE REVENUE
 
     Software revenue increased 19% to $70,200,000 in 1998, as compared to
$58,812,000 in 1997. This increase is due principally to the increase in
DataStage revenue which represented approximately 19% of license revenue for the
year ended December 31, 1998, as compared to 7% for the year ended December 31,
1997. Revenue from Ardent's relational database products and the object database
product, O2 System, also contributed to the increase in software revenue. The
object database product was acquired through the acquisition of O2 Technology on
December 31, 1997, and, therefore, was not included in the 1997 results of
operations. O2 Systems license revenue represented approximately 4% of Ardent's
total software revenue. Software revenue increased to 59% of total revenue for
1998, as compared to 57% for the same fiscal period in 1997.
 
     Software revenue decreased 5% to $58,812,000 in fiscal year 1997, from
$61,805,000 in 1996. This decrease is due to the elimination of sales of the
Object Studio product line offset by the impact of revenue associated with
Ardent's data warehouse product, DataStage, and application development tool
product, SB+. DataStage was released in late January 1997 and represented
approximately 7% of revenue for the year ended December 31, 1997. SB+ was
acquired through the System Builder acquisition in fiscal year 1996 and
contributed a full year of revenue to fiscal year 1997, as compared to eight
months of revenue in 1996. Software revenue increased to approximately 57% of
total revenue in fiscal year 1997, from 56% in 1996.
 
SERVICES AND OTHER REVENUE
 
     Services and other revenue, consisting of consulting, training, and
software maintenance increased 12% to $49,060,000 for the year ended December
31, 1998, as compared to the same period in 1997. This increase is due primarily
to the services revenue associated with the DataStage and O2 System products.
The combined service revenue attributable to these two products represented 11%
of total services revenue for the year ended December 31, 1998, as compared to
2% for the comparable period in the prior year. Services and other revenue
decreased to 41% of total revenue in 1998, as compared to 43% for the same
fiscal period in 1997.
 
     Services and other revenue declined 10% to $43,916,000 in 1997, from
$48,694,000 in 1996. This decrease is due to the elimination of Object Studio
related consulting and maintenance services, which represented approximately 15%
of services and other revenue in fiscal year 1996. Ardent also disposed of its
third-party education business in 1996 which had represented approximately 45%
of Ardent's training revenue. This decline was partially offset by the revenue
associated with DataStage consulting projects, System Builder maintenance
revenue, as well as the increase in maintenance revenue consistent with the
growth of Ardent's existing, installed license base.
 
COST OF SOFTWARE
 
     Costs of software, which consist of amortization of technology licenses and
capitalized software, product royalties, product documentation, packaging, media
and production costs, decreased 14% to
 
                                       52
<PAGE>   60
 
$7,953,000 for the year ended December 31, 1998, from $9,211,000 for same period
in 1997. This decrease in cost of software is due to the expiration of certain
royalty agreements in 1997, therefore resulting in a reduction of approximately
$1,540,000 in royalty expense in 1998, and the reduction of approximately
$600,000 in amortization costs related to software and other capitalized costs
that have been fully amortized. This decrease is also due to Unidata having
recorded a $382,000 change in estimate on the useful life of internally
developed software, reducing the life from five to three years, increasing costs
of software in 1997 over 1998. These decreases were offset by $1,300,000 of
amortization expense associated with the intangibles acquired in connection with
the acquisition of O2 Technologies in December 1997. Cost of software as a
percentage of software revenue decreased in 1998 to 11%, from 16% for the same
periods in 1997.
 
     Costs of software increased 4% to $9,211,000 in 1997, from $8,864,000 in
1996. As a percentage of license revenue, costs of software increased slightly
to 16% in 1997, from 14% in 1996. The increase in costs of software for 1997
compared to 1996 is a due to an increase in the amortization of software
development costs. This increase resulted from the inclusion of a full twelve
months of amortization in 1997 associated with the intangibles acquired in
connection with the acquisition of the System Builder group of companies, while
the results of operations of 1996 included only seven months of such
amortization. The increase was also due to the reduction from five to three
years for the estimated useful lives of capitalized software that had been
internally developed by Unidata. This change in estimate was made pursuant to
management's belief that the three-year life more appropriately matches the
development costs with the related revenue streams.
 
COST OF SERVICES
 
     Costs of services and other, which consist of consulting, training, and
other customer support service costs, decreased 9% to $22,511,000 for the year
ended December 31, 1998, as compared to $24,825,000 for the same period in the
prior year. The profit margin associated with services and other revenue
increased to 54% as compared to 43% for 1997. The decrease in costs, and the
resulting increase to profit margins, is due to a higher percentage of customer
maintenance support revenue in 1998 which typically has a higher profit margin
than training and consulting services revenue. Maintenance represented
approximately 67% of services and other revenue in 1998, compared to 64% in
1997. The improvement in margins of services and other revenue in 1998 over 1997
is also due to improved utilization of internal consultants, as compared to the
utilization of more expensive third party contractors used to deliver consulting
services during 1997.
 
     Costs of services and other decreased 7% to $24,825,000 in 1997, from
$26,807,000 in 1996 due to the elimination of Object Studio related consulting
and maintenance costs. This decline was offset by the expansion of the
consulting and education staff needed to provide an increased level of
consulting services, as the product lines have broadened. As a percentage of
service and other revenue, the costs of these services increased to 57% in 1997,
from 55% in 1996. This slight decline in margins in 1997 was due to losses
incurred on certain fixed price consulting projects, as well as a lag between
the hiring and training of professional service personnel and the future
revenues generated by those individuals.
 
SELLING AND MARKETING EXPENSES
 
     Selling and marketing expenses, which consist primarily of sales operating
costs and marketing programs, represented 35% of total revenue or $41,761,000 in
the year ended December 31, 1998, as compared to 40% of total revenue or
$40,786,000 in the comparable period of the prior year. The increase in absolute
dollar spending year over year is due to the increase in the investment in the
DataStage product offset by the decrease in selling and marketing programs for
the relational database technology and tools products. The selling and marketing
resources have been reallocated to the data warehouse technology, which
represented 54% of spending for selling and marketing in 1998, as compared to 8%
in 1997.
 
     Selling and marketing expenses increased 2% to $40,786,000 in 1997, from
$40,116,000 in 1996. As a percentage of total revenue, sales and marketing costs
increased to 40% of revenue in 1997, from 36% of revenue in 1996. The increase
in the levels of spending in sales and marketing costs as a percentage of
revenue is a result of the increase in DataStage and Redback marketing and
program activities throughout
 
                                       53
<PAGE>   61
 
1997 and the increase in the data warehouse sales force. This increase was also
due to the foreign subsidiaries investing more dollars in their sales and
marketing efforts throughout 1997. These increases were offset by savings
associated with the elimination of Object Studio marketing activities and
planned attrition of overlapping sales personnel acquired in the System Builder
acquisition.
 
PRODUCT DEVELOPMENT EXPENSES
 
     Product development expenses, which consist primarily of salaries and
related benefits of development personnel and facility costs, increased 4% to
$17,576,000 in the twelve months ended December 31, 1998, as compared to the
same fiscal period of the prior year. Product development expenses as a
percentage of revenue slightly decreased to 15% from 16% in the comparable
period from the prior year. The increase in spending in absolute dollar terms is
due primarily to a shift in the concentration of development efforts dedicated
to the DataStage and O2 System products. Ardent allocated 57% of its research
and development funds into these new technologies in 1998, as compared to 7% in
1997. Relational database technology and tools development represented 43% of
research and development costs in 1998, as compared to 93% in 1997.
 
     Product development expenses remained relatively constant at $16,924,000 in
1997 and $16,649,000 in 1996. As a percentage of total revenue, product
development expenses slightly increased to 16% of revenue in 1997, from 15% in
1996. The relatively flat level of spending, as a percentage of revenue and year
over year, is due to the cost savings associated with the elimination of
development efforts previously dedicated to the Object Studio product offset by
an increase in spending on data warehouse product development and the inclusion
of a full year's expense related to engineering staff retained in connection
with the System Builder acquisition.
 
GENERAL AND ADMINISTRATIVE EXPENSES
 
     General and administrative expenses include the costs of finance, human
resources, legal, information systems, and administrative departments of Ardent.
General and administrative expenses decreased 24% to $9,986,000 in the year
ended December 31, 1998, from $13,128,000 for the same period in 1997. This
decrease is due to the elimination of duplicate positions in human resources and
finance, as well as the elimination of duplicate facilities, both in conjunction
with the merger of Ardent and Unidata consummated in February 1998.
 
     General and administrative expenses increased 2% to $13,128,000 in 1997
from $12,920,000 in 1996. As a percentage of total revenue, general and
administrative costs increased to 13% in 1997, from 12% in 1996. This increase
in expense is primarily due to an increase in legal and accounting costs
associated with potential acquisitions and financing activities, an increase in
legal costs associated with litigation, and an increase in administrative staff
in the Denver and Asia Pacific offices. These increases were offset by the
elimination of the administrative costs associated with Ardent's German
subsidiary, which is currently inactive as it had previously sold Object Studio
products and services.
 
ACQUISITION COSTS
 
     Ardent recorded a one time charge of $14,895,000 associated with the merger
with Unidata in the quarter ended March 31, 1998. This amount included
$3,910,000 for financial advisor, legal, and accounting fees related to the
merger and $10,985,000 for costs associated with the combining operations of the
two companies including expenditures of $6,209,000 for severance, benefits and
other, $2,170,000 for closure of facilities and $2,606,000 for the write-off of
redundant assets. The severance costs related to the termination of 139 Unidata
and Ardent employees who held overlapping positions and terminated employment
principally within a period of one month prior and one month following the close
of the merger. Costs associated with integration activities preceding and
following the merger were charged to expense as incurred. The facilities closure
costs related to the accrual of future rental obligations for duplicate sales
offices which were identified at the time of the merger in California, Georgia,
New Jersey, Colorado, Texas, Australia, France, and the United Kingdom. The
offices were closed within a period of one month prior and two months following
the merger and were either sublet or remained idle until the end of the lease
term. Rent costs following the merger until closures were finalized and
employees were
 
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<PAGE>   62
 
moved were charged to expense as incurred. The redundant assets which were
written off in connection with the merger included the net book value of
abandoned leasehold improvements, scrapped computer equipment, scrapped
documentation and product inventory with predecessor company names and prepaid
license inventory related to a version of the Unidata database product which was
no longer sold following the merger. All assets were scrapped or disposed of
within two months following the merger. Benefits related to reduced salaries,
rent and depreciation began to be realized immediately following the merger. As
of December 31, 1998, $1,312,000 remains unpaid comprised principally of future
rental obligations on idle facilities and severance associated with longer term
arrangements with senior executives.
 
     In 1996, Ardent recorded non-recurring charges of $4,322,000. These charges
related to two separate restructurings undertaken by Ardent in May and December
1996. In May, Ardent recorded a $2,125,000 restructuring charge associated with
the downsizing of the ObjectStudio product line and associated development
efforts. The charge included approximately $1,900,000 in employee severance and
benefits related to the immediate termination of 50 employees, $153,000 for the
write-off of capitalized software and $72,000 for facility abandonment. In
December, Ardent recorded a $2,197,000 restructuring charge associated with
further staff reductions throughout all areas of Ardent, as well as the
write-off of certain intangible assets associated with discontinued product
lines. The charge included approximately $1,591,000 in employee severance and
benefits related to the immediate termination of 34 employees and $606,000 for
the write off of the remaining net book value of technology purchased in 1992,
the development of which ceased with the release of UniVerse 9.0. At December
31, 1998, all amounts provided for in connection with these restructurings had
been paid.
 
PURCHASE OF IN-PROCESS SOFTWARE DEVELOPMENT
 
     The 1997 results of operations include a charge of $3,040,000 for purchased
in-process technology associated with the acquisition of O2 Technologies. O2 was
a database software company, which developed, marketed, sold, and supported an
object database management system. In connection with the acquisition, Ardent
issued 248,549 shares of common stock. Certain products were complete in certain
areas and under development in others. The classification of the technology as
complete or under development was made in accordance with the guidelines
established by Statement of Financial Accounting Standards No. 86 ("SFAS 86"),
Statement of Financial Accounting Standards No. 2 ("SFAS 2") and Financial
Accounting Standards Board Interpretation No. 4 ("FIN 4"). At the time of
acquisition, O2 had 2 new software products under development, O2 Database
version 5.0 and O2 Database version 5.1. Development of version 5.0 began in
early 1997. At the time of the close of the transaction, approximately 65% of
version 5.0 was complete, based on a cost-based percentage of completion
valuation method. Based on an estimated revenue stream through 2000 with
anticipated growth ranging from 45% to (53)%, estimated margins ranging from 25%
to 29%, and a 30% discount rate, the acquired in-process development was valued
at $1,642,000. Ardent invested an additional $1,300,000 in this product and the
product was released in June 1998. Development of version 5.1 also began in
early 1997. At the time of the close of the transaction, approximately 15% of
this product was complete, based upon a cost-based percentage of completion
methodology. Based on an estimated revenue stream through 2001, anticipated
growth ranging from 200% to (23%), estimated margins ranging from 26% to 41%,
and a 30% discount rate, the acquired in-process research and development
associated with this product was $1,398,000. The discount rate was based on the
assumption that a reasonable expectation of return on the incomplete technology
would be higher than that of completed technology due to the risk inherent in
the constant development of new software for future product releases. Ardent has
invested approximately $1,000,000 in this product since the acquisition and
expects to invest an additional $1,650,000 in this product before its scheduled
release date in March 1999. Both in-process projects continue to progress, in
all material respects, consistently with the assumptions that Ardent used for
estimating the fair value. The estimates did not consider any synergies expected
to be achieved as a result of the acquisition. The inability of Ardent to
complete the technology within the expected timeframe could materially impact
future revenues and earnings, which could have a material adverse effect on
Ardent's business, financial condition and results of operations.
 
                                       55
<PAGE>   63
 
     The 1996 results of operations include a charge of $4,900,000 for purchased
in-process technology associated with the acquisition of System Builder. System
Builder was a software tools development company. In connection with the
acquisition, Ardent issued 572,097 shares of common stock. Certain products were
complete in certain areas and under development in others. The classification of
the technology as complete or under development was made in accordance with the
guidelines established by SFAS 86, SFAS 2 and FIN 4. At the time of acquisition,
System Builder had 3 new software products under development, SQLator and new
versions of the System Builder development tool, SB+ and the client-based
version of the tool, SBClient. Estimates of fair value considered three
traditional approaches to valuation; the cost approach, the market approach, and
the income approach. The income approach was used to value the in process
technology and assumed a revenue stream through 2000 with revenue growth ranging
from 260% to (55%), operating margins ranging from (7%) to 54%. It is the nature
of the business to be constantly developing new software for future product
releases. A reasonable expectation of return on the incomplete technology would
be higher than that of completed technology due to these inherent risks. As a
result, the earnings associated with the incomplete technology were discounted
at a rate of 26%. The estimates did not consider any synergies expected to be
achieved as a result of the acquisition. SB+ and SB Client were released in
December 1996 and approximately $1,760,000 was incurred to complete the two
products. SQLator was released in February 1997 and $1,280,000 was incurred to
complete the product. The progression of the projects to completion was
substantially consistent with the expectations at the time of the acquisition.
 
LOSS ON DISPOSAL OF FOREIGN SUBSIDIARY
 
     In 1997, Ardent sold the stock of its subsidiary in Spain and wrote off its
investment in its joint venture in India, and recorded non-recurring charges of
$602,000 related to the transactions. Since these charges are of a capital loss
nature, for income tax purposes they are deductible only to the extent that they
can be offset against capital gains. Because capital transactions of this type
occur very infrequently, no tax benefit was recorded for this loss.
 
OTHER INCOME AND EXPENSE
 
     Other income was $190,000 for the year ended December 31, 1998, as compared
to expense of $1,984,000 for the year ended December 31, 1997. This fluctuation
is due to a decrease in debt of approximately $19 million year over year
reducing interest expense by approximately $1,200,000. This fluctuation is also
due to the change in the treatment of the lease on Ardent's principal operating
facility from a capital to an operating lease, the elimination of the associated
interest expense of approximately $500,000, and the gain of approximately
$600,000 recorded because of the change in classification.
 
     Other expense increased slightly to $1,984,000 during 1997, as compared to
$1,815,000 in 1996. The increase was due to an increase in the balance of the
line of credit during 1997 in order to finance a portion of the acquisition of
O2.
 
COMMITMENTS
 
     In the quarter ended March 1998, Ardent renegotiated the lease of its
principal operating facility. The lease had been classified as a capital lease.
As a result of this renegotiation, the term of the lease was modified and
reduced from 20 years to 14 years. As a result of this modification, the lease
no longer qualifies as a capital lease and has been reclassified as operating.
In connection with this reclassification, Ardent removed the asset and liability
from the balance sheet and recorded a net gain of approximately $600,000 as a
component of other income (expense).
 
INCOME TAXES
 
     Ardent recorded a provision for income taxes of $3,131,000 for the year
ended December 31, 1998. This represents an annual effective income tax rate of
36%, excluding the impact of non-deductible merger charges, which caused a 65%
effective income tax rate seen in the financial statements. For the year ended
 
                                       56
<PAGE>   64
 
December 31, 1997, Ardent recorded a provision for income taxes of $1,149,000,
or a 15% annual effective income tax rate. The 1996 effective tax rate of 11%
differed from the statutory rate of 35% principally due to the generation of
foreign losses for which no tax benefit was recorded.
 
     Ardent recorded a $1,149,000 tax provision in 1997 on a loss before tax of
$7,772,000. The provision included a non-deductible charge for in-process
research and development. The 1997 tax provision was a result of the above
mentioned non- deductible charges and losses generated in foreign jurisdictions
for which future benefit was uncertain. Future effective tax rates will be
dependent on a number of factors including, but not limited to, the geographical
mix of earnings. Total deferred tax assets, net of liabilities, amount to
$12,374,000 against which Ardent has provided a valuation allowance of
$5,652,000 at December 31, 1997. Realization of Ardent's net deferred tax assets
is dependent upon Ardent generating sufficient taxable income in future years in
appropriate tax jurisdictions to obtain benefit from the reversal of temporary
differences and from net operating loss carryforwards.
 
EXTRAORDINARY ITEM
 
     In December 1996, as part of Ardent's ongoing efforts to direct the
business towards growth areas, management, at the direction of the board of
directors, undertook a review of all existing businesses, including those
acquired through a merger with Easel Corporation, which had been accounted for
as a pooling-of-interests. Following this review, in December 1996, management
recommended, and the board of directors approved, a comprehensive plan to exit
certain businesses. In general, these businesses represented portions of the
business with minimal profitability and lower future growth prospects. Among the
product lines and businesses to be discontinued or abandoned were certain
product lines of business present at the date of the merger with Easel
Corporation. Because these dispositions were not contemplated at the date of the
merger, and are therefore outside of the normal course of business, they have
been presented as an extraordinary item in accordance with Accounting Principles
Board No. 16. The extraordinary item aggregated $5,918,000 before tax, with a
related tax benefit of $1,184,000. See Note 10 to the consolidated financial
statements for further discussion. As of December 31, 1998, $800,000 remains
unpaid comprised of facility costs.
 
FOREIGN CURRENCY TRANSLATION
 
     Ardent hedges its exposure to foreign currency fluctuations through foreign
exchange forward contracts. As of December 31, 1998, Ardent had foreign exchange
forward contracts outstanding used to hedge foreign exchange exposure on
billings to its principal international subsidiaries. These contracts are
composed of contracts to sell foreign currency aggregating $9,302,000 of
notional amount, principally British pounds and French francs. These contracts
are short-term in duration, typically 90 days. These contracts have limited
market risk, since decreases or increases in the unrealized gain or loss on any
position is generally fully offset by corresponding increases or decreases in
gains and losses on the intercompany balances being hedged. Credit risk is
limited to the risk that counterparties to these contracts fail to deliver at
maturity. Ardent deals only with reputable financial institutions in entering
into these contracts and therefore believes that credit risk is insignificant.
Currency forward contracts are used only to hedge identified foreign currency
commitments and are never held for speculative purposes. The gains and losses
associated with currency rate changes on these contracts, net of the
corresponding gains and losses on the hedged intercompany accounts, are recorded
as a component of other income/expense in the period the change occurs. Foreign
exchange gains or losses were not material in any period presented.
 
INFLATION
 
     Certain of Ardent's expenses increase with general inflation in the
economy. However, Ardent does not believe that its results of operations have
been, or will be, adversely affected by inflation.
 
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<PAGE>   65
 
QUANTITATIVE AND QUALITATIVE DISCLOSURE ABOUT MARKET RISK
 
     Ardent invests cash balances in excess of operating requirements in
short-term securities, generally with maturities of 90 days or less. In
addition, Ardent's working capital line of credit agreement provides for
borrowings which bear interest at a variable rate based on a prime rate. As of
December 31, 1998 Ardent had no borrowings outstanding pursuant to the credit
agreement. Ardent believes that the effect, if any, of reasonably possible
near-term changes in interest rates on Ardent's financial position, results of
operations and cash flows should not be material.
 
     Ardent is exposed to changes in foreign currency exchange primarily in its
cash and foreign currency transactions. Ardent holds forward foreign currency
contracts. Derivative instruments used by Ardent in its hedging activities are
viewed as risk management tools and are not used for trading or speculative
purposes. Analytic techniques are used to manage and monitor foreign exchange
risk and include market valuation. Ardent believes that it is managing the
foreign exchange exposure through its cash management and hedging policies. This
exposure is not considered material to Ardent's financial position, results of
operations and cash flows.
 
LIQUIDITY AND CAPITAL RESOURCES
 
     Ardent has funded its operations to date primarily through sales of equity
securities and positive cash flow from operations, including sales of
receivables to certain finance companies. At December 31, 1998, Ardent had
$24,167,000 in cash and equivalents and $13,087,000 in working capital
($27,123,000 excluding deferred revenue, the satisfaction of which will have no
significant cash impact). As of December 31, 1997, Ardent had $24,155,000 in
cash and equivalents and $12,548,000 in working capital ($25,779,000 excluding
deferred revenue, the satisfaction of which will have no significant cash
impact).
 
     Ardent has a working capital line of credit with a bank under which Ardent
may borrow, on a secured basis, up to the lesser of $12,500,000 or 70-80% of
eligible domestic and foreign accounts receivable, conditioned upon meeting
financial covenants, including maintaining specified levels of quarterly
earnings, tangible net worth and liquidity. The line of credit also prohibits
Ardent from paying dividends. Interest on outstanding borrowings is at the
bank's prime rate plus 1.25% to 0.25%, depending on Ardent's tangible net worth.
At December 31, 1998, the applicable interest rate was 7.75% and there were no
borrowings outstanding under the line of credit facility. As of that date
$10,200,000 was available to Ardent under the arrangement.
 
     As of December 31, 1998, Ardent's accounts receivable, net of the allowance
for doubtful accounts, were $21,238,000, compared to $21,161,000 at December 31,
1997. Ardent's allowance for doubtful accounts has decreased considerably from
$6,129,000 at the end of 1997, to $3,351,000 at the end of 1998. This decrease
was due to the utilization of reserves in 1998 for specifically identified
Unidata key value-added resellers and end-user sites that had denied full
payment in 1997 on their outstanding balances because of technical or invoicing
issues. Prior to the merger, Unidata occasionally experienced technical issues
at key value-added resellers and end-user sites for which Unidata accepted
product returns or would grant partial credit, even though there was no
contractual obligation to provide such credit. Ardent has experienced a 16%
increase in revenues and has been able to maintain its strong collection
efforts, reducing the outstanding accounts receivable balance from approximately
$27,290,000 at the end of 1997 to $24,589,000 at the end of 1998.
 
     In 1998, Ardent generated approximately $8,900,000 through the sale of
securities and approximately $18,900,000 through operations. Ardent used
approximately $8,000,000 in the acquisition of fixed assets, software
development costs capitalized, and expenditures made on the cash surrender value
of officers' life insurance. Throughout 1998, Ardent paid down debt of
approximately $19,800,000, most of which was represented by Unidata's
outstanding line of credit, stockholder's notes, and subordinated note. Current
liabilities were $39,014,000 at December 31, 1998, comprised principally of
deferred revenue and accrued expenses.
 
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<PAGE>   66
 
     Ardent believes that its available cash, anticipated cash generated from
operations based upon its operating plan, and amounts available under its credit
facility will be sufficient to finance Ardent's operations and meet its
foreseeable cash requirements at least for the next twelve months.
 
     During the year ended December 31, 1998, Ardent transferred its rights to
certain accounts receivable to finance companies in exchange for cash payments.
Receivables sold under these arrangements aggregated $13,200,000 and $7,150,000
in the years ended December 31, 1998 and 1997, respectively.
 
     Ardent, together with a third-party leasing company, offers a leasing
program available to current and potential customers. Under the program,
customers are able to purchase Ardent products through operating and capital
leases with a third party lessor. All sales under this program are subject to
Ardent's normal revenue recognition policies and are made without recourse to
Ardent. Sales under the program in the years ended December 31, 1998 and
December 31, 1997, totaled approximately $1,632,000 and $1,536,000,
respectively.
 
RECENT ACCOUNTING PRONOUNCEMENTS
 
     In June 1998, the Financial Accounting Standards Board released Statement
of Financial Accounting Standards No. 133, "Accounting for Derivative
Instruments and Hedging Activities," which Ardent will be required to adopt
effective January 1, 2000. Statement No. 133 establishes standards for reporting
and accounting for derivatives instruments, and conforms the requirements for
treatment of hedging activities across the different types of exposures hedged.
Ardent has not yet completed its evaluation of Statement No. 133, and is,
therefore, unable to disclose the impact adoption will have on its consolidated
financial position or results of operations.
 
     In December 1998, AICPA released Statement of Position 98-9, or SOP 98-9,
Modification of SOP 97-2, "Software Revenue Recognition," with Respect to
Certain Transactions. SOP 98-9 amends SOP 97-2 to require that an entity
recognize revenue for multiple element arrangements by means of the "residual
method" when (1) there is vendor-specific objective evidence, or VSOE, of the
fair values of all the undelivered elements that are not accounted for by means
of long-term contract accounting, (2) VSOE of fair value does not exist for one
or more of the delivered elements, and (3) all revenue recognition criteria of
SOP 97-2, other than the requirement for VSOE of the fair value of each
delivered element, are satisfied.
 
     The provisions of SOP 98-9 that extend the deferral of certain paragraphs
of SOP 97-2 became effective December 15, 1998. These paragraphs of SOP 97-2 and
SOP 98-9 will be effective for transactions that are entered into in fiscal
years beginning after March 15, 1999. Retroactive application is prohibited.
Ardent does not expect the adoption of SOP 98-9 to have a material effect on its
consolidated financial position or results of operations.
 
EUROPEAN UNION CURRENCY CONVERSION
 
     On January 1, 1999, eleven member nations of the European Economic and
Monetary Union began using a common currency, the Euro. For a three-year
transition period ending on June 30, 2002, both the Euro and each of the
currencies for those member nations will remain in circulation. After June 30,
2002, the Euro will be the sole legal tender for those countries. The adoption
of the Euro will affect many financial systems and business applications as the
commerce of those countries will be transacted in both the Euro and the existing
national currency during the transition period. Of the eleven countries
currently using the Euro Ardent has subsidiary operations in two and distributor
relationships in the other nine.
 
     Ardent has assessed the potential impact of the Euro conversion in a number
of areas, particularly including the potential impact upon pricing and other
marketing strategies and upon product development. Although Ardent does not
currently expect that the conversion, either during or after the transition
period, will adversely affect its operations or financial condition, the
conversion has only recently been implemented and there can be no assurance that
it will not have some unexpected adverse impact.
 
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<PAGE>   67
 
PROTECTION OF INTELLECTUAL PROPERTY RIGHTS
 
     Ardent regards certain of its technologies as proprietary and rely on a
combination of patent, copyright, trademark and trade secret laws and
contractual provisions to establish and protect its proprietary rights. These
steps may not be sufficient to prevent or deter others from copying or stealing
such proprietary rights and do not prevent competitors from independently
developing technology that is equivalent or superior to Ardent's technology. In
addition, while Ardent does not believe that its products, trademarks, or other
proprietary rights infringe upon the proprietary rights of others, it is
possible that others will assert that they do. The cost of responding to such an
assertion may be significant, even if the assertion is false. The software
market has traditionally experienced widespread unauthorized reproduction of
products in violation of intellectual property rights. Such activity is
difficult to detect and legal proceedings to enforce intellectual property
rights are often burdensome and involve a high degree of uncertainty and costs.
 
RISK OF SYSTEM FAILURE; YEAR 2000 READINESS DISCLOSURE
 
     Many currently installed computer systems and software products are coded
to accept or recognize only two digit entries in the date code field. These
systems and software products will need to accept four digit entries to
distinguish 21st century dates from 20th century dates. As a result, computer
systems and/or software used by many companies and governmental agencies may
need to be upgraded to comply with such Year 2000 requirements or risk system
failure or miscalculations causing disruptions of normal business activities.
 
     State of Readiness -- Ardent has made preliminary assessments of their
respective Year 2000 readiness of their internal information technology systems,
system services provided by third party software and the software solutions that
Ardent provides to their customers. These assessments include:
 
     - quality assurance testing of Ardent's internally developed proprietary
       software;
 
     - contacting third-party vendors and licensors of material hardware,
       software and services that are both directly and indirectly related to
       Ardent's business;
 
     - contacting third party suppliers of material systems;
 
     - assessment and implementation of repair or replacement requirements; and
 
     - creation of contingency plans in the event of Year 2000 failures.
 
     Ardent has prepared and made available to its customers a Year 2000
readiness statement addressing the software solutions it provides to its
customers. Ardent has been informed by many of its vendors of material hardware
and software components of their systems that the products of these vendors they
use are currently Year 2000 compliant. Ardent has performed limited testing on
its internally developed systems. Ardent expects to complete all such testing by
March 31, 1999.
 
     Costs -- To date, Ardent has not incurred material incremental expenditures
in connection with identifying or evaluating Year 2000 compliance issues. Most
of the expenses have related to, and are expected to continue to relate to, the
operating costs associated with time spent by employees in the evaluation
process and Year 2000 compliance matters. At this time, Ardent does not possess
the information necessary to estimate the potential costs of the replacement of
third-party software, hardware or services that are determined not to be Year
2000 compliant. Based on preliminary testing, Ardent does not anticipate that
such expenses will be material. Such expenses, if higher than anticipated, could
have a material adverse effect on Ardent's business, results of operations and
financial condition.
 
     Risks -- Ardent is not aware of any Year 2000 compliance problems relating
to their proprietary products or their respective systems that would, despite
efforts to avoid or fix such problems, have a material adverse effect on
Ardent's business, results of operations and financial condition. There can be
no assurance that Ardent will not discover Year 2000 compliance problems in its
proprietary products that will require substantial revisions. In addition, there
can be no assurance that third-party software, hardware
 
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<PAGE>   68
 
or services incorporated into its material systems will not need to be revised
or replaced, all of which could be time consuming and expensive. The failure of
Ardent to fix its proprietary products, if necessary, or to fix or replace
third-party software, hardware or services on a timely basis could result in
lost revenues, increased operating costs, the loss of customers and other
business interruptions, any of which could have a material adverse effect on
Ardent's business, results of operations and financial condition. Moreover,
failure to adequately address Year 2000 compliance issues in its products and
its systems could result in claims of mismanagement, misrepresentation or breach
of contract and related litigation, which could be costly and time-consuming to
defend.
 
CAUTIONARY STATEMENT
 
     When used anywhere in this Proxy Statement and Prospectus and in future
filings by Ardent with the SEC, in Ardent's press releases and in oral
statements made with the approval of an authorized executive officer of Ardent,
the words or phrases "will likely result", "are expected to", "will continue",
"is anticipated", "estimated", "project", "outlook" or similar expressions
(including confirmations by an authorized executive officer of Ardent of any
such expressions made by a third party with respect to Ardent) are intended to
identify "forward-looking statements," which speak only as of the date made.
Such statements are subject to certain risks and uncertainties that could cause
actual results to differ materially from historical earnings and those presently
anticipated or projected. Certain of such risks and uncertainties are set forth
below, in Part II of Ardent's Annual Report on Form 10-K for the year ended
December 31, 1997 and in the Risk Factors section of this proxy
statement/prospectus. Ardent specifically declines any obligation to publicly
release the result of any revisions which may be made to any forward-looking
statements to reflect anticipated or unanticipated events or circumstances
occurring after the date of such statements.
 
FACTORS AFFECTING FUTURE RESULTS
 
     Ardent operates in a rapidly changing environment that involves a number of
risks, many of which are beyond Ardent's control. The following discussion
highlights some of these risks which are in addition to those already discussed
in the summary section of this proxy statement/prospectus.
 
     Ardent's future operating results may vary substantially from period to
period. The timing and amount of Ardent's license fee revenues are subject to a
number of factors that make estimation of revenues and operating results prior
to the end of the quarter extremely uncertain. Quarterly fluctuations may be
caused by several factors including but not limited to, timing of customer
orders, adjustments of delivery schedules to accommodate customer or regulatory
requirements, timing and level of international sales, mix of products sold, and
timing of level of expenditures for sales, marketing and new product
development. Ardent generally ships its products upon receipt of orders and
maintains no significant backlog. Ardent has experienced a pattern of recording
45% to 55% of its quarterly revenues in the third month of the quarter, with a
concentration of such revenues in the last two weeks of that third month.
Ardent's operating expenses are based on projected annual and quarterly revenue
levels and a substantial portion of Ardent's costs and expenses, including costs
of personnel and facilities, cannot be easily reduced. As a result, if projected
revenues are not achieved in the expected time frame, Ardent's results of
operations for that quarter would be adversely affected. Accordingly, the
results of any one period may not be indicative of the operating results for
future periods.
 
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                       OWNERSHIP OF ARDENT CAPITAL STOCK
 
     The following table sets forth, as of January 31, 1999, information as to
the number of shares of Ardent common stock that are owned by:
 
     - each director of Ardent,
 
     - the Chief Executive Officer of Ardent,
 
     - each of the four other most highly compensated executive officers of
       Ardent based on Ardent's fiscal year 1998 compensation,
 
     - all of the executive officers and directors of Ardent, as a group, and
 
     - each person or entity (or group of affiliated persons) known by Ardent to
       beneficially own 5% or more of Ardent's outstanding shares of Ardent
       common stock.
 
     For purposes of this table, beneficial ownership of securities is defined
according to the rules of the SEC and means generally the power to vote or
exercise investment discretion with respect to securities, regardless of any
economic interests therein. Except as otherwise indicated, Ardent believes that
the beneficial owners of shares of Ardent common stock listed below have sole
investment and voting power with respect to such shares, subject to community
property laws where applicable. In addition, for purposes of this table, a
person or group is deemed to have beneficial ownership of any shares which such
person has the right to acquire within 60 days after January 31, 1999. For
purposes of calculating the percentage of outstanding shares held by each person
named above, any shares which such person has the right to acquire within 60
days after January 31, 1999 are deemed to be outstanding, but not for the
purpose of calculating the percentage ownership of any other person.
 
     The third column shows separately shares which may be acquired by exercise
of stock options within sixty days after January 31, 1999 by the directors and
executive officers individually and as a group as shown. These shares are
included in the numbers expressed in the first column.
 
     Of those shares, 817,544 would be fully vested as to all directors and
executive officers within that sixty day period, and the holders would have
investment and voting powers; the remaining shares would be subject to vesting,
and the holders would have voting but not investment powers until the shares
vested.
 
                                       62
<PAGE>   70
 
     Mr. Dresher's shares include 1,785,362 shares held by Glenangus Holdings
Corp., a private investment company, of which Mr. Dresher is the controlling
stockholder.
 
<TABLE>
<CAPTION>
                                                     BENEFICIAL OWNERSHIP
                                                      OF SHARES OF ARDENT        OPTIONS
                                                         COMMON STOCK          EXERCISABLE
                                                    -----------------------      WITHIN
             NAME OF BENEFICIAL OWNER                NUMBER      PERCENTAGE      60 DAYS
             ------------------------               ---------    ----------    -----------
<S>                                                 <C>          <C>           <C>
DIRECTORS AND OFFICERS
Peter Gyenes......................................    512,101        3.1%         506,250
David W. Brunel...................................    606,705        3.7          344,765
Robert G. Claussen................................    132,927          *           20,709
James T. Dresher..................................  1,787,029       11.3            1,667
Martin T. Hart....................................     50,000          *            1,667
Robert M. Morrill.................................    337,234        2.1          114,966
Charles F. Kane...................................    124,545          *          122,188
Cornelius P. McMullan.............................    121,875          *          121,875
James D. Foy......................................    144,506          *          132,717
Peter L. Fiore....................................    123,668          *          123,022
All executive officers and directors as a group
  (13 persons)....................................  4,275,156       24.4        1,726,839
5% STOCKHOLDER
Glenangus Holdings Corp...........................  1,785,362       11.3
</TABLE>
 
- ---------------
 *  Less than 1%
 
                                       63
<PAGE>   71
 
                             THE BUSINESS OF PRISM
 
     Prism Solutions, Inc. pioneered the data warehouse market and today
provides a wide range of products and services to help companies understand,
manage and use information effectively. Through the end of 1992, Prism was
engaged primarily in research and development and the establishment of a sales
and marketing infrastructure. From 1992 to 1995, Prism began shipping the first
generation of its principal products, Prism(R) Warehouse Manager(TM) and Prism
Directory Manager(TM). In December 1996, Prism replaced those products with its
next generation software, Prism Warehouse Executive(TM) and Prism Warehouse
Directory(TM). Since then, Prism has introduced many new products and services.
With each new product and service offering Prism has enhanced its core products
and expanded its sales into new industry sectors.
 
PRODUCTS AND SERVICES
 
  THE PRISM EXECUTIVE SUITE
 
     The Prism Warehouse Executive is an integrated set of software tools which
allows users to manipulate the flow of data from multiple sources into a target
data warehouse through a simple to use point-and-click interface. With Prism
Warehouse Executive, the user can create reports and documents that provide an
overview of a project's structure and help the user to see the data warehouse or
data mart construction process. Prism Warehouse Executive extracts and
integrates data from mainframes and databases which are utilized in the UNIX
operating system. Built-in features allow users to convert and summarize data
and to develop a consistent historical perspective of their information.
 
     Prism Warehouse Executive has many unique features and is widely adaptable
to various uses. One feature of Prism Changed Data Capture(TM), allows users to
detect changes to information in various applications and to transform and load
these changes into the data warehouse. Another feature, Prism Schedule Manager,
provides support for planning, scheduling and managing the processes of
converting and loading data into the data warehouse. Two other features, Prism
FastLoad and FastUpdate(TM), allow the reproduction and movement of data between
databases to prevent an imbalance of data among various data sources and to
allow for the creation of data marts.
 
     Prism Warehouse Executive's components share common data, known as meta
data. Sharing this meta data enables users to move quickly and easily from
planning and design to actual warehouse implementation. Once the warehouse is
constructed, the meta data serves as the basis for generating programs to
integrate, transform and move particular data to the appropriate warehouse
database.
 
     The meta data collected by Prism Warehouse Executive is stored in the Prism
Warehouse Directory, which integrates and manages information about warehouse
changes across the computing enterprise. Developers use this meta data to manage
construction of data warehouses, while users rely on meta data to help them
navigate and access business information. Prism Warehouse Directory's meta data
can be read by a variety of software packages and industry-standard Web
browsers, giving users a choice as to how to access to warehoused information.
 
     Complementing Prism Warehouse Executive and Directory, Prism offers Prism
Quality Manager. This product allows customers to analyze and manage the
accuracy of data as it moves from one application to another and to monitor the
quality of data in the warehouse. Prism Quality Manager shortens the warehouse
development cycle and improves overall information accuracy. Prism Quality
Manager can also be used to improve quality in application conversions or
overhauls of existing operational systems.
 
  SUPPORT OF SAP PRODUCTS
 
     Prism offers a host of products and services targeted to the needs of
customers of SAP, a German software company that markets enterprise resource
information systems. One common problem SAP customers often face is the
difficulty of converting data from legacy databases for SAP R/3 applications. To
meet this need, Prism offers Prism Warehouse Executive Target Module. Prism also
offers Quality Manager, a product that evaluates, cleans and prepares data for
SAP R/3 implementations. Prism offers its Warehouse Executive Source Module for
R/3 that allows users to move information from SAP R/3
 
                                       64
<PAGE>   72
 
systems into a data warehouse. Finally, Prism offers its Warehouse Executive
Target Module for SAP's Business Warehouse that allows users to migrate legacy
data into SAP's Business Warehouse.
 
CUSTOMER RELATIONSHIP MANAGEMENT SOLUTIONS FOR THE FINANCIAL SERVICES INDUSTRY
 
     Prism's Customer Relationship Management System is a product which allows
businesses to maintain complete customer profiles containing demographic,
product and service information. Customer Relationship Management System is the
only product in the industry which combines customer relationship management and
marketing automation applications. The system collects and standardizes
information which can then be analyzed or used to support customer service
functions. Ultimately, the system enables financial institutions to take
specific steps to improve customer service, sales performance, customer
retention and profitability. Campaign Advisor(TM) is a product which enables
financial institutions to implement appropriate product and service portfolios
for their customers. Campaign Advisor allows financial institutions to analyze
and predict future profitability.
 
IMPLEMENTATION AND CONSULTING SERVICES
 
     Prism designs and installs its products and offers long-term consulting
services to its customers. Product design and installation are a standard
component of the license and delivery process. This on-site contact enhances the
likelihood that customers will be satisfied with Prism's products. The design
and installation process lasts approximately two weeks and is delivered by a
systems engineering team familiar to the customer. The process includes an
on-site planning session, product training, a detailed design session and
implementation of a prototype or limited-scope data warehouse.
 
     Prism guides its users through the process of implementing and utilizing
its data warehouse products and services through Iterations(R), its consulting
methodology. Iterations shows customers the various steps and time required to
build effective data warehouses. Iterations guides users through all phases of
the process of implementing the data warehouse, from the startup phase to
analysis and design; to construction, testing and implementation; then returning
to evaluation and management of the subsequent version.
 
     Prism offers executive briefings, technical publications and seminars
worldwide to educate the market about the benefits and payback of data
warehousing. Additionally, Prism publishes a series of newsletters that provide
in-depth information on data warehousing strategy and implementation.
 
PRODUCT DEVELOPMENT
 
     Prism intends to expand its existing product offerings and to introduce new
data warehouse software products. To date, Prism has relied primarily on
internal development of its products, but expects that it will also license or
acquire technology or products from third parties or consultants. Prism intends
to continue to support industry standard operating environments, client-server
architectures and databases.
 
     Prism is currently rewriting its software code base and plans to
incrementally incorporate the new code into its products over the next two
years. The first product element to incorporate the new code base was the
point-and-click user interface, which was introduced as part of Prism Warehouse
Executive in the fourth quarter of 1996. Prism believes that the new code base
will add functionality and ease of use to its products.
 
     As of December 31, 1998, Prism's product development staff consisted of 61
full-time equivalent employees. Prism's total expenses for product development
for 1996, 1997 and 1998 were $6,974,000, $11,068,000 and $14,492,000,
respectively. Prism anticipates that it will continue to commit substantial
resources to product development in the future. To date, Prism has not
capitalized any software development costs as such costs required to be
capitalized have been immaterial.
 
     The market for data warehouse software products changes rapidly due to
constant improvements in computer hardware and software. Prism's success in the
future will depend upon its ability to deliver its new code base, maintain
competitive technologies, enhance its current products and develop new products
 
                                       65
<PAGE>   73
 
in a timely and cost-effective manner. Prism may not be able to develop and
market product enhancements or new products. Even if Prism develops and markets
those products, they may not be accepted by customers. In the past, Prism has
experienced delays in the development and introduction of new products and
product enhancements. The length of these delays has varied depending upon the
size and scope of the project and the nature of the problems encountered. If
Prism fails to anticipate or to respond adequately to changing market
conditions, or if significant delays in product development or introduction
occur, customers could decide to delay or decide against purchases of Prism's
products. That could have a substantial negative impact on Prism's business,
operating results and financial condition.
 
SALES, MARKETING AND CUSTOMER SUPPORT
 
     Prism markets its software and services primarily through a direct sales
organization and, to a lesser extent, through third-party distributors and other
indirect sales channels. Prism employs skilled engineers and technically
proficient salespersons capable of serving the needs of its customers. In
addition to its direct sales efforts, Prism utilizes advertising, direct mail
and public relations programs, participates in numerous industry trade shows
and, individually or with others, organizes seminars and conferences to promote
the adoption of its products and methodologies. Prism currently has domestic
offices in the metropolitan areas of Atlanta, Boston, Chicago, Dallas, as well
as Orange, California and Washington, D.C. In addition, Prism has offices in
Reading, United Kingdom; Paris, France; Munich, Germany; Madrid, Spain; Toronto,
Canada; Hoofddorp, Netherlands; Auckland, New Zealand; Melbourne, Australia; and
Singapore. Field offices are staffed with both sales and technical pre-sales
representatives.
 
     Prism has also developed indirect distribution and marketing channels with
vendors whose products fit strategically with those of Prism. Prism believes
that in order to provide the most comprehensive and competitive data warehouse
management solutions, it will be necessary to develop, maintain and enhance
close associations with software and hardware vendors. Prism currently has
marketing relationships with over 20 software and hardware vendors and several
systems integrators. However, Prism may not be able to maintain these existing
relationships or enter into new relationships, which could adversely affect the
compatibility of Prism's products with other software and hardware. The failure
to maintain or enter into these relationships could also have a negative impact
on the timing of bringing new and enhanced products into the marketplace and
could affect Prism's ability to use third party distribution channels and
decrease its market presence.
 
     Prism engages distributors to serve international markets in which Prism
typically does not have a direct sales presence. Prism's current distributors
sublicense Prism's products in Australia, Belgium, Brazil, Denmark, Israel,
Italy, Japan, Korea, Luxembourg, the Netherlands, New Zealand, Portugal, South
Africa, Spain, Sweden and Venezuela. These distributors license Prism's products
and relicense them to third parties at a discount. These distributors may also
provide training and consulting services to users. Prism intends to expand its
operations in Europe, North America, Latin America and Asia, which will require
significant management attention and financial resources. Prism commits
significant resources to developing international sales and support channels and
opening international sales offices. The failure of those efforts could
substantially harm Prism's business, operating results and financial condition.
 
     Prism believes that its customer service and technical support are crucial
to its marketing efforts and to the establishment of long-term customer
relationships. Prism offers its licensees periodic product updates and
post-sales technical assistance via telephone hotline, Web and fax. Almost all
of Prism's licensees opt for annual maintenance contracts at the time they enter
into their initial license agreement. Annual maintenance fees generally account
for 15% of all fees for a given license agreement. Prism also offers
installation, consulting, education and training services on a fee basis to
assist customers implement their data warehouses. Prism's distributors offer
first-level customer support to their customers, while relying on Prism for any
additional support, as needed.
 
     Prism generally ships its products as orders are received. As a result,
Prism has relatively little backlog at any given time. Therefore, backlog is not
a meaningful indicator of future performance. Prism's sales cycle ranges from
three months to over a year, depending on the size of the transaction, the
length of
 
                                       66
<PAGE>   74
 
the customer relationship, the timing of new product releases, the level of
sales management activity and general economic conditions.
 
     Historically, a substantial majority of Prism's revenues in a given quarter
have been recorded in the third month of that quarter, with a concentration of
such revenues in the last two weeks of the third month. Because of the
relatively large dollar size of Prism's typical software license, any delay in
the closing of a transaction can have a significant impact on Prism's operating
results for a particular period.
 
     At December 31, 1998, Prism had more than 400 active customers, some with
multiple installations. No customer accounted for more than 10% of Prism's total
revenues in fiscal 1996, 1997 or 1998.
 
COMPETITION
 
     The data warehouse market is intensely competitive and subject to rapid
change. Competitors vary in size and scope of the products and services they
offer. Prism encounters competition from a number of sources, including internal
information systems departments of customers and potential customers. The most
active competitors to Prism's data warehouse products and services are
Evolutionary Technologies International, Apertus Carleton Corporation, and
PLATINUM technology, inc. The most active competitors to the Prism data mart
products and services are Informatica and several other small, private
companies. Prism expects to experience additional competition from other
established and emerging software companies, including some of Prism's current
marketing partners. Due to increased competition, Prism has had to lengthen
sales cycles and reduce prices. These circumstances could result in reduced
transaction sizes, fewer customer orders, reduced gross margins and loss of
market share. The end result could be a negative impact on Prism's business,
operations and financial condition.
 
     Prism believes that the principal competitive factors affecting the data
warehouse market include technical performance, company reputation, reliability
and compatibility of products, customer service and price. Prism may not be
successful in competing in the future with respect to these or other factors.
 
     Some of Prism's competitors have significantly greater financial,
technical, marketing and other resources than Prism. As a result, they may be
able to respond more quickly to new or emerging technologies and changes in
customer requirements or to devote greater resources to the development,
promotion, sale and support of their products than Prism. In addition, current
and potential competitors have established or may establish cooperative
relationships among themselves or with third parties to increase the ability of
their products to address the needs of Prism's prospective customers.
Accordingly, it is possible that new competitors or alliances among competitors
may emerge and rapidly gain significant market share. Prism may not be able to
compete successfully against these types of competitors. Competitive pressures
faced by Prism could have a negative impact on its business, operating results
and financial condition.
 
INTELLECTUAL PROPERTY AND OTHER PROPRIETARY RIGHTS
 
     Prism relies primarily on a combination of copyright and trademark laws,
trade secrets, confidentiality procedures and contractual provisions to protect
its proprietary technology. For example, Prism requires its customers to sign
license agreements which impose restrictions on the licensees' ability to
utilize the software. Prism also seeks to prevent disclosure of its trade
secrets by requiring those persons with access to Prism's proprietary
information to execute confidentiality agreements. These agreements restrict the
access to Prism's source code. Prism protects its software, documentation and
other written materials through trade secret and copyright laws. These laws,
however, afford only limited protection. Prism presently has no patents or
patent applications pending.
 
     Despite Prism's efforts to protect its proprietary rights, unauthorized
parties may attempt to copy aspects of Prism's products or to obtain and use
information that Prism regards as proprietary. Policing unauthorized use of
Prism's products is difficult. Prism is unable to determine the extent to which
piracy of its software products exists, and software piracy is expected to be a
persistent problem in the future. In addition, the laws of many countries do not
protect Prism's proprietary rights to as great an extent as the
 
                                       67
<PAGE>   75
 
laws of the United States. Prism's means of protecting its proprietary rights
may not be adequate, and Prism's competitors may independently develop similar
technology.
 
     To date, Prism has not been notified that its products infringe the
proprietary rights of third parties. However, third parties in the future could
claim infringement by Prism with respect to current or future products. Prism
expects that data warehouse software product developers will increasingly be
subject to infringement claims as the number of products and competitors in
Prism's industry segment grows and the functionality of products in different
industry segments overlaps. Any such claims, with or without merit, could be
time-consuming, result in costly litigation, cause product shipment delays or
require Prism to enter into royalty or licensing agreements. Such royalty or
licensing agreements may not be available on terms acceptable to Prism or at
all. This could substantially harm Prism's business, operating results and
financial condition.
 
EMPLOYEES
 
     As of December 31, 1998, Prism employed 285 full-time equivalent persons,
including 86 in sales, presales technical support, marketing and related
activities, 61 in product development and support, 114 in consulting services,
and 24 in management, administration and finance. Prism's success is highly
dependent on its ability to attract and retain qualified employees. Competition
for employees is intense in the software industry, and an inability to attract
and retain qualified development and sales personnel, in particular, could
postpone product release schedules and adversely affect Prism's ability to
generate revenue.
 
     None of Prism's employees is represented by a labor union or is the subject
of a collective bargaining agreement with respect to his or her employment by
Prism. Prism has never experienced a work stoppage and believes that its
employee relations are good.
 
PROPERTIES
 
     Prism's sales, marketing, support and product development facility is
located in approximately 38,000 square feet of space in Sunnyvale, California.
The lease on this office space expires in April 2005. Prism also leases
approximately 7,200 square feet of space in the United Kingdom under two lease
agreements that expire in November 2000 and February 2003, respectively. Prism
currently leases small field offices in seven United States cities, as well as
in France, Germany, Spain, Canada, Australia, New Zealand and Singapore. Prism
believes that suitable additional or alternative space will be available in the
future on commercially reasonable terms, as needed.
 
LEGAL PROCEEDINGS
 
     On March 5, 1997, a class action complaint called Adler et al., v. Prism
Solutions, Inc. et al., Case No. CV764547, was filed by the law firm of Milberg
Weiss Bershad Hynes & Lerach LLP, in Superior Court of the State of California,
County of Santa Clara, against Prism, several of its current and former officers
and directors and the underwriters of its initial public offering. The complaint
was filed on behalf of those persons who purchased or otherwise acquired the
common stock of Prism from March 14 through October 14, 1996, and alleged that
the defendants artificially inflated the demand for the common stock prior to
and after the initial public offering. The complaint sought damages in an
unspecified amount.
 
     On August 6, 1997, the Court entered an order that agreed with the
defendants that the plaintiffs failed to present sufficient facts to proceed
with three claims under the corporation law of the State of California, one
claim under the civil code of the State of California, and two claims under the
federal securities laws. This order provided that the plaintiffs could amend the
state corporation law and civil code claims but not the federal securities law
claims. On December 12, 1997, the plaintiff filed a first amended complaint that
included a claim under the corporation law of the State of California and claims
under the federal securities laws against Prism and certain of its current and
former officers and directors. On March 2, 1998, the Court agreed with the
assertions of the individual officer and director defendants that the plaintiffs
failed to present sufficient facts to proceed with the claims against these
individuals, but
 
                                       68
<PAGE>   76
 
provided that the plaintiffs could amend all of the claims. The Court disagreed
with the assertions of Prism that the plaintiffs failed to present sufficient
facts to proceed with the claims against the company.
 
     On December 24, 1997, Milberg Weiss filed an additional class action
complaint in the United States District Court for the Northern District of
California. This federal court action named Prism and several current and former
officers and directors as defendants, and was based on the same allegations as
the previously filed state court action. Like the state court action, this
complaint was filed on behalf of those persons who purchased or otherwise
acquired the common stock of Prism from March 14 through October 14, 1996. In
April 1998, the federal court action was dismissed.
 
     In March 1998, a new judge was assigned to the state court action. On March
12, 1998, the plaintiffs filed a second amended state court complaint against
Prism and certain of its officers and directors. In response, Prism filed a
motion that asked the Court to reconsider its prior assertion that the
plaintiffs had failed to present sufficient facts to proceed with the claims
against the company. The individual officer and director defendants also filed a
motion in response that argued that the plaintiffs had failed to present
sufficient facts to proceed with the claims against these individuals. On June
4, 1998, the Court agreed with the individual defendants that the plaintiffs had
failed to present sufficient facts to proceed with the claims, and provided the
plaintiffs the ability to amend the claims filed under federal securities laws
but not the claims filed under the corporation law of the State of California.
The Court also denied Prism's motion.
 
     On June 30, 1998, the plaintiffs filed a third amended complaint that
brought claims against Prism under the corporation law of the State of
California and the federal securities laws, and claims against all but one of
the same officer and director defendants under the federal securities laws. On
August 3, 1998, the individual defendants filed a motion that argued that the
plaintiffs had failed to present sufficient facts to proceed with the claims
against these individuals The Court overruled this motion on September 29, 1998.
On October 30, 1998, Prism and the four remaining individual defendants filed a
joint answer to the third amended complaint. Prism believes the third amended
complaint's claims have no merit and intends to vigorously defend the state
court action. Prism is also involved in other ongoing legal matters incidental
to its business.
 
                                       69
<PAGE>   77
 
            SELECTED CONSOLIDATED HISTORICAL FINANCIAL DATA OF PRISM
 
     The following selected consolidated financial data of Prism as of and for
each of the five fiscal years ended December 31, 1998 are derived from the
consolidated financial statements of Prism. The financial statements for the
five fiscal years ended December 31, 1998 have been audited by
PricewaterhouseCoopers LLP, independent accountants. This data is qualified in
its entirety by, and should be read in conjunction with, the Prism Financial
Statements and related notes thereto appearing elsewhere herein. See "Financial
Information of Prism and Subsidiaries" and "Prism Management's Discussion and
Analysis of Financial Condition and Results of Operations".
 
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
 
<TABLE>
<CAPTION>
                                                                        YEAR ENDED DECEMBER 31,
                                                           -------------------------------------------------
                                                             1998       1997      1996      1995      1994
                                                           --------   --------   -------   -------   -------
<S>                                                        <C>        <C>        <C>       <C>       <C>
CONSOLIDATED STATEMENT OF OPERATIONS DATA:
Revenues:
  License................................................  $ 22,166   $ 23,823   $19,586   $12,868   $ 6,295
  Services and other.....................................    29,924     27,568    16,581     8,533     1,932
                                                           --------   --------   -------   -------   -------
    Total revenue........................................    52,090     51,391    36,167    21,401     8,227
                                                           --------   --------   -------   -------   -------
Costs and expenses:
  Cost of license........................................     1,031      1,338       847       402       113
  Cost of services and other.............................    21,410     16,046     9,684     5,159     1,654
  Selling and marketing..................................    27,355     24,712    18,462    11,604     5,632
  Research and development...............................    14,492     11,068     6,974     3,987     2,436
  General and administrative.............................     6,587      7,114     4,048     3,206       889
  Purchased in process technology........................        --      8,558        --        --        --
                                                           --------   --------   -------   -------   -------
    Total costs and expenses.............................    70,875     68,836    40,015    24,358    10,724
                                                           --------   --------   -------   -------   -------
Loss from operations.....................................   (18,785)   (17,445)   (3,848)   (2,957)   (2,497)
                                                           --------   --------   -------   -------   -------
Other income (expenses):
Other income (expense)-net...............................        13         --       (21)      (67)      (21)
Interest income-net......................................       370      1,352     1,453       119        43
                                                           --------   --------   -------   -------   -------
    Total other income...................................       383      1,352     1,432        52        22
                                                           --------   --------   -------   -------   -------
Loss before provision for income taxes...................   (18,402)   (16,093)   (2,416)   (2,905)   (2,475)
Provision for income taxes...............................       249         91        21         9        63
                                                           --------   --------   -------   -------   -------
Net loss.................................................  $(18,651)  $(16,184)  $(2,437)  $(2,914)  $(2,538)
                                                           ========   ========   =======   =======   =======
Basic net loss per common share:.........................  $  (1.01)  $  (0.94)  $ (0.17)  $ (0.45)  $ (0.90)
Diluted net loss per common share:.......................  $  (1.01)  $  (0.94)  $ (0.17)  $ (0.45)  $ (0.90)
Basic weighted average number of common shares
  outstanding............................................    18,485     17,291    14,640     6,467     2,814
                                                           ========   ========   =======   =======   =======
Diluted weighted average number of common and common
  equivalent shares outstanding..........................    18,485     17,291    14,640     6,467     2,814
                                                           ========   ========   =======   =======   =======
 
CONSOLIDATED BALANCE SHEET DATA:
Cash and equivalents and short-term investments..........  $  6,169   $ 21,706   $34,915   $ 2,068   $ 3,205
Working capital..........................................     5,420     22,252    35,562     1,355     3,247
 
Total assets.............................................    22,612     43,185    48,894    12,487     7,257
Long term debt, less current portion.....................       329        364       179       438        --
Stockholders' equity.....................................    10,566     27,604    38,022     2,767     3,623
</TABLE>
 
                                       70
<PAGE>   78
 
            PRISM MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL
                      CONDITION AND RESULTS OF OPERATIONS
 
OVERVIEW
 
     Incorporated in California in March 1991 and reincorporated in Delaware in
January 1996, Prism Solutions, Inc. pioneered the data warehouse market to help
companies understand, manage and use information effectively. Today, Prism
provides comprehensive solutions to deliver data warehouse applications. Through
the end of 1992, Prism was in the development stage and was engaged primarily in
research and development and the establishment of a sales and marketing
infrastructure. Prism began shipping its principal products, Prism Warehouse
Manager and Prism Directory Manager in December 1992 and April 1995,
respectively. In December 1996, Prism Warehouse Manager and Prism Directory
Manager were replaced with Prism Warehouse Executive and Prism Warehouse
Directory, respectively, as Prism's next generation software. In the fourth
quarter of 1996, Prism also completed the first transactions for Iterations, its
consulting methodology. Over the course of 1997 Prism introduced additional
components to its core products. These included Prism Schedule Manager for
operational planning and deployment, Prism Quality Manager for auditing and
improving data quality, Prism FastLoad for replication offerings and Prism Web
Access for warehouse navigation and data delivery. In the first quarter of 1998,
Prism complemented its Warehouse development solutions by offering its Customer
Relationship Management System (through the acquisition of Customer Focus
International). This offering consists of comprehensive data models and
analytical and sales development applications for customer relationship
management in the financial services industry. In April 1998, Prism introduced
the Prism Executive Suite which consists of Prism Warehouse Executive, Prism
Warehouse Directory and Prism Quality Manager. Most recently, through the
acquisition of Systems Techniques, Inc., Prism enhanced its ability to deliver
greater business value to customers through vertical data warehouse solutions by
establishing a data warehouse Center of Excellence for the healthcare industry.
Prism's total revenues to date have been derived from software license revenues
and consulting services revenues. Software license revenue accounted for 54%,
46% and 43% of total revenues in 1996, 1997 and 1998, respectively. Services and
other revenues accounted for the remaining revenues in 1996, 1997 and 1998.
Prism's core data warehouse products are primarily enterprise related and they
require a significant amount of consulting and implementation time from
qualified personnel. Because many companies are experiencing increased demands
for other information technology projects, most companies are outsourcing the
implementation of data warehouse projects. Accordingly, Prism believes that the
consulting services component of its business will continue to be a significant
portion of total revenues, with the balance derived from license fees and the
related maintenance revenue.
 
                                       71
<PAGE>   79
 
RESULTS OF OPERATIONS
 
     The following table sets forth selected consolidated statement of
operations data as a percentage of total revenues for the periods indicated:
 
<TABLE>
<CAPTION>
                                                              YEAR ENDED DECEMBER 31,
                                                              -----------------------
                                                              1998     1997     1996
                                                              -----    -----    -----
<S>                                                           <C>      <C>      <C>
Revenues:
  License...................................................   42.6%    46.4%    54.2%
  Services and other........................................   57.4     53.6     45.8
                                                              -----    -----    -----
     Total revenues.........................................  100.0    100.0    100.0
                                                              -----    -----    -----
Cost of revenues:
  License...................................................    2.0      2.6      2.3
  Services and other........................................   41.1     31.2     26.8
                                                              -----    -----    -----
     Total cost of revenues.................................   43.1     33.8     29.1
                                                              -----    -----    -----
     Gross margin...........................................   56.9     66.2     70.9
                                                              -----    -----    -----
Costs and expenses:
  Sales and marketing.......................................   52.5     48.1     51.0
  Research and development..................................   27.8     21.5     19.3
  General and administrative................................   12.6     13.8     11.2
  Purchased-in-process technology...........................     --     16.7       --
                                                              -----    -----    -----
     Total operating expenses...............................   92.9    100.1     81.5
                                                              -----    -----    -----
  Loss from operations......................................  (36.0)   (33.9)   (10.6)
Interest income, net........................................    0.7      2.6      4.0
Other expense, net..........................................     --       --     (0.1)
                                                              -----    -----    -----
  Loss before income taxes..................................  (35.3)   (31.3)    (6.7)
                                                              -----    -----    -----
Provision for income taxes..................................    0.5      0.2       --
                                                              -----    -----    -----
  Net loss..................................................   35.8%   (31.5)%   (6.7)%
                                                              =====    =====    =====
</TABLE>
 
REVENUES
 
     Total revenues were $52,090,000, $51,391,000 and $36,167,000 in 1998, 1997
and 1996, respectively, representing increases of 42.1% from 1996 to 1997 and
1.4% from 1997 to 1998. Prism's revenues are derived from license fees for its
software products and fees for services complementing its products, including
software maintenance and support, implementation, consulting and training.
 
     License Revenues.  License revenues decreased $1,657,000, or 7.0%, for the
year ended December 31, 1998 compared to the same period of 1997. Sales to new
customers accounted for 70% of revenues during 1998 compared to 73% for 1997.
The lower sales volume in 1998 compared to the same period of 1997 is primarily
the result of lower than expected new product sales, and, to a lesser extent,
lower than expected sales in the Pacific Rim territory due to the economic
downturn in that region.
 
     Revenues from software licenses were $22,166,000, $23,823,000 and
$19,586,000 in 1998, 1997 and 1996, respectively, representing an increase of
21.6% from 1996 to 1997 and a decrease of 7.0% from 1997 to 1998. The increases
in license revenues from 1996 to 1998 were primarily attributable to growing
acceptance of Prism's products and an increase in the number and tenure of
direct sales personnel, which led to increases in the number of units licensed.
In addition, license revenues in 1997 and 1998 were favorably affected by
Prism's acquisitions completed during fiscal 1997 and 1998, in addition to the
expansion and development of the sales force into the European and Asia Pacific
regions.
 
     Services and Other Revenues.  Services and other revenues increased
$2,356,000, or 8.5%, for the year ended December 31, 1998 compared to the same
period of 1997. The growth in service and other revenue
                                       72
<PAGE>   80
 
during 1998 compared to 1997 was primarily the result of an increase in the
number and scope of consulting engagements. Additionally, Prism's consulting
organization has continued to grow to meet customer demand. The majority of
services and other revenues in both periods came from consulting revenues.
 
     Services and other revenues were $29,924,000, $27,568,000 and $16,581,000
in 1998, 1997 and 1996, respectively, representing increases of 66.3% from 1996
to 1997 and 8.5% from 1997 to 1998. The growth from 1996 to 1998 was primarily
due to an increase in the number and size of consulting engagements and, to a
lesser extent, licensing activity and maintenance renewals. As a percentage of
total revenues, services and other revenue comprised 57.4%, 53.6% and 45.8% in
1998, 1997 and 1996, respectively. A majority of services and other revenues in
1998, 1997 and 1997 came from consulting revenues.
 
COST OF REVENUES
 
     Cost of License Revenues.  Cost of license revenues consists primarily of
the costs of royalties paid to third-party vendors, product media and
duplication, shipping expenses, manuals and packaging materials. Cost of license
revenues decreased $307,000, or 23.0%, for the year ended December 31, 1998
compared to the same period of 1997. Approximately 72% of the decrease in cost
of license revenue for the year was the result of decreases in royalty payments
with the remainder due to decreases in certain distribution costs. Prism expects
that the cost of license revenues will increase in absolute dollars as Prism
licenses technology and products from third parties for which royalties are
owed.
 
     Cost of license revenues was $1,031,000, $1,338,000 and $847,000 in 1998,
1997 and 1996, respectively, representing 2.0%, 2.6% and 2.3% of total revenues
for those years. The increase both in absolute dollars and as a percentage of
revenues from 1996 to 1997 and from 1997 to 1998 was primarily attributable to
increased royalties and commissions paid to third party vendors as license
revenues continued to increase.
 
     Cost of Services and Other Revenues.  Cost of services and other revenues
consists primarily of personnel-related costs incurred in providing consulting
and implementation services, telephone support and training to customers. Cost
of services and other revenues increased $5,364,000, or 33.4%, for the year
ended December 31, 1998 compared to the same period of 1997. The increase in
cost of service and other revenues was primarily due to increased costs related
to growth of the consulting organization and the use of contractors in Prism's
consulting, customer support and training organizations. Prism expects that the
cost of services and other revenues will increase in absolute dollars as Prism
continues to add customers.
 
     Cost of services and other revenues was $21,410,000, $16,046,000 and
$9,684,000 in 1998, 1997 and 1996, respectively, representing 41.1%, 31.2% and
26.8% of total revenues for those years. The dollar amount of cost of services
and other revenues increased significantly from 1996 to 1998 primarily because
of increases in the infrastructure required to expand the consulting
organization both domestically and worldwide.
 
OPERATING EXPENSES
 
     The growth in operating expenses during the years ended December 31, 1998
and 1997, when compared to the earlier periods presented, occurred primarily as
a result of increases in salaries and benefits resulting from higher staffing
levels and the expansion of facilities. Prism has recently conducted a reduction
in force which should result in lower operating expenses in subsequent periods.
However, should Prism's revenues grow substantially, staff levels may be higher
and operating expenses may increase.
 
     Prism's operating expenses were $48,434,000, $51,452,000 and $29,484,000,
or 93.0%, 100.1% and 81.5% of total revenues, in 1998, 1997 and 1996,
respectively. The growth in operating expenses in absolute dollars occurred
primarily as a result of increases in salaries and benefits, resulting from
higher staffing levels, and the expansion of facilities. The decrease in
operating expenses as a percentage of revenues from 1997 to 1998 resulted from
economies of scale associated with Prism's growing revenues. The increase in
operating expenses as a percentage of revenues from 1996 to 1997 was primarily
the result of the one time charge of $8,558,000 associated with the write-off of
the purchased in-process technology related to acquisitions made during the 1997
fiscal year.
                                       73
<PAGE>   81
 
     Sales and Marketing.  Sales and marketing expenses consist primarily of
salaries, commissions and bonuses paid to sales and marketing personnel and
promotional expenses. Sales and marketing expenses increased $2,643,000, or
11.0%, for the year ended December 31, 1998 compared to the same period of 1997.
The percentage increase from 1997 to 1998 in sales and marketing expenses
resulted primarily as a result of increases in salaries and benefits, resulting
from higher staffing levels and the expansion of sales office facilities.
 
     Sales and marketing expenses were $27,355,000, $24,712,000 and $18,462,000,
or 52.5%, 48.1% and 51.0% of total revenues, in 1998, 1997 and 1996,
respectively. The increases in dollar amounts in sales and marketing expenses
were primarily due to the expansion of Prism's sales operations and increased
marketing activities, including trade shows and promotional expenses. The
decrease in sales and marketing expenses as a percentage of total revenues
resulted primarily from increases in productivity as newly hired sales personnel
and system engineers became more experienced, and was also due to the benefits
of economies of scale associated with the increase in total revenues.
 
     Research and Development.  Research and development expenses consist
primarily of salaries paid to the engineering staff. Research and development
expenses increased $3,424,000, or 31.0%, for the year ended December 31, 1998
compared to the same period of 1997. The increase in research and development
expenses in absolute dollars and as a percentage of revenues from 1997 to 1998
was primarily attributable to increased staffing and associated support for
software engineers required to expand and develop Prism's most recent product
offerings. Software development costs have been expensed in accordance with
Statement of Financial Accounting Standards No. 86, "Accounting for the Costs of
Computer Software to be Sold, Leased or Otherwise Marketed." To date, costs
incurred after establishment of technological feasibility have been immaterial
and, as a result, all research and development costs have been expensed as
incurred. Prism believes that a significant level of investment for research and
development is required to remain competitive.
 
     Research and development expenses were $14,492,000, $11,068,000 and
$6,974,000, or 27.8%, 21.5% and 19.3% of total revenues, in 1998, 1997 and 1996,
respectively. The increases in dollar amounts in research and development
expenses since 1996 were primarily attributable to increased staffing and
associated support for software engineers required to expand and enhance Prism's
product line.
 
     General and Administrative.  General and administrative expenses consist
primarily of salary expenses for administrative and executive staff. General and
administrative expenses decreased $527,000, or 7.4%, for the year ended December
31, 1998 compared to the same period of 1997. These expenses decreased due to
workforce reductions undertaken by Prism during 1998. Prism expects that its
general and administrative expenses will be lower in absolute dollars and
decrease as a percentage of revenues if Prism's total revenues increase.
 
     General and administrative expenses were $6,587,000, $7,114,000, and
$4,048,000 or 12.6%, 13.8% and 11.6% of total revenues, in 1998, 1997 and 1996,
respectively. These expenses increased in absolute dollars from 1996 to 1998
primarily as a result of increases in staffing and an expansion of facilities.
 
     Purchased-in-process technology.  During the third quarter of 1997, Prism
incurred a one time charge of $8,558,000 for the write-off of
purchased-in-process technology.
 
     In connection with its acquisition of QDB Solutions, Inc. and the purchase
of technology from Peregrine/Bridge Transfer Corporation, as further discussed
below, Prism acquired certain in-process technology which was expensed in
accordance with Interpretation 4 to Statement of Financial Accounting Standards
No. 2 "Accounting for Research and Development Costs." Such in-process
technologies along with other acquired net assets were valued at fair value.
 
     In July 1997, Prism acquired QDB Solutions, Inc. for 1,143,613 shares of
Prism common stock and cash of $1.25 million. The acquisition was treated as a
purchase transaction for financial accounting purposes. The allocation of the
purchase price was based on appraised values, of which $7.2 million was
identified as purchased in-process technology for three projects that were
completed in 1998 and which had no alternative future use. The development
activities of QDB Solutions, Inc. were planned to be
                                       74
<PAGE>   82
 
integrated to existing Prism in-process development projects. The same core
in-process technology of QDB Solutions, Inc. would be integrated into all three
planned Prism products. At the time of acquisition, additional development
activities were required to be performed to develop the in-process technology
for use in the three Prism products. Approximately $1,000,000 was anticipated to
complete the work on the existing in-process QDB Solutions, Inc. technology by
mid-1998. All projects were successfully completed. Estimated costs to complete
the projects and the completion dates for the projects did not differ materially
from the assumptions used in the appraisal, although revenues were below those
expected. Revenue from these projects was approximately 6% of total revenue for
1998. Prism used the income approach in appraising the technology. The
significant assumptions used in such approach include estimates for revenue and
expenses. The discount rate of 27% was based on an analysis of the cost of
capital to Prism. Prism assumed a long-term increase in revenue from this
business in the appraisal, with profit margins trending upward over time. There
were no cost reductions expected from this acquisition.
 
     In July 1997, Prism purchased certain in-process technology from
Peregrine/Bridge Transfer Corporation for $1.3 million in pre-paid royalties.
Prism expensed this prepayment at the time of purchase as purchased in-process
technology because it had not reached technological feasibility and had no
alternative future use to Prism. The two products that Prism developed from the
technology, FastLoad and FastUpdate, have ultimately only generated revenue of
$86,000 since January 1998, when the products were released. The same core
in-process technology was used in both Prism products. Future revenue from these
products is difficult to estimate. Actual estimated costs to complete the
projects and the completion dates for the projects did not differ materially
from Prism's assumptions, however revenue results were below expectations.
 
LIQUIDITY AND CAPITAL RESOURCES
 
     Prism's cash and cash equivalents decreased to $6,169,000 as of December
31, 1998. The decrease was attributable primarily to Prism's loss of $18,651,000
during the year ended December 31, 1998, which was offset by collections of
accounts receivable of $4,162,000 and depreciation and amortization expense of
$3,504,000. This decrease from operating activities was offset by net sales and
maturities of short-term investments which provided cash of $15,384,000 from
investing activities. As of December 31, 1998, Prism had $6,169,000 in cash and
cash equivalents.
 
     In recognition of the operating losses experienced by Prism in 1998, Prism
implemented certain cost reduction measures which began in the third quarter of
1998. These measures consisted primarily of reductions in headcount and were
intended to align operating expenses with projected revenues. To the extent
Prism experiences continuing losses in the future as it has in the previous
year, Prism will need to obtain additional debt or equity financing which may
not be available or, if available, may not be on favorable terms or may be
dilutive. In recognition of these factors, the company entered into a merger
agreement with Ardent Software, Inc.
 
     As of December 31, 1998, Prism had no material commitments to make capital
expenditures. Prism's principal commitments consisted of non-cancelable
operating leases on its facilities.
 
     To date, Prism has not invested in derivative securities or any other
financial instruments that involve a high level of complexity or risk.
Management expects that, in the future, cash in excess of current requirements
will be invested in short-term, interest-bearing, investment grade securities.
 
     Prism has planned, based on its current operating levels and cost reduction
and containment efforts, to use existing cash resources at December 31, 1998 for
operating activities through fiscal 1999. However, if Prism is unable to turn
around its financial performance of previous quarters it will require additional
resources. There can be no assurance, however, that Prism will obtain additional
resources or achieve sufficient cost reductions. In the event that management is
unable to achieve its planned revenue levels or complete its merger with Ardent
Software, Inc. in a timely manner, operating activities may be significantly
curtailed.
 
                                       75
<PAGE>   83
 
                        OWNERSHIP OF PRISM CAPITAL STOCK
 
     The following table sets forth certain information, as of January 31, 1999,
known to Prism regarding the beneficial ownership of Prism's common stock by:
 
     - each director of Prism,
 
     - the Chief Executive Officer for 1998,
 
     - each of the four other most highly compensated executive officers, and
       two former executive officers, of Prism based on Prism's fiscal year 1998
       compensation,
 
     - all executive officers and directors as a group, and
 
     - each person known by Prism to be the beneficial owner of more than 5% of
       Prism's common stock.
 
     Unless otherwise indicated below, the persons and entities named in the
table have sole voting and sole investment power with respect to all shares
beneficially owned, subject to community property laws where applicable. Shares
of common stock subject to options that are currently exercisable or exercisable
within 60 days of January 31, 1999 are deemed to be outstanding and to be
beneficially owned by the person holding such options for the purpose of
computing the percentage ownership of such person but are not treated as
outstanding for the purpose of computing the percentage ownership of any other
person.
 
<TABLE>
<CAPTION>
                                                              AMOUNT AND    PERCENT OF
                                                              NATURE OF     OUTSTANDING
                                                              BENEFICIAL      COMMON
NAME OF BENEFICIAL OWNER                                      OWNERSHIP        STOCK
- ------------------------                                      ----------    -----------
<S>                                                           <C>           <C>
Thuan D. Phan...............................................   2,470,439       13.1%
E. Floyd Kvamme
  KPCB VI Associates(1).....................................   2,228,545       11.8
Kevin Fong
  Mayfield Funds(2).........................................   2,082,787       11.0
Promod Haque
  Norwest Equity Partners Funds(3)..........................   1,847,750        9.8
Nancy Schoendorf
  Mohr Davidow Ventures III(4)..............................   1,160,484        6.1
Warren M. Weiss(5)..........................................     886,811        4.5
Norris van den Berg
  JMI Equity Fund, L.P.(6)..................................     762,284        4.0
James W. Ashbrook(7)........................................     567,856        3.0
Mark Rankovic(8)............................................     279,245        1.5
Earl C. Charles(9)..........................................     259,814        1.4
Donald N. Taylor(10)........................................      76,536          *
Philip M. Sakakihara(11)....................................      32,658          *
Stacy Cooper(12)............................................      27,253          *
All executive officers and directors as a group (14
  persons)(13)..............................................  13,558,174       67.3
</TABLE>
 
- ---------------
  *  Less than 1%
 
 (1) Represents (a) 2,048,283 shares held of record by Kleiner Perkins Caufield
     & Byers VI, (b) 150,262 shares held of record by Mr. Kvamme and (c) 30,000
     shares subject to options exercisable within 60 days of January 31, 1999
     held by Mr. Kvamme. Of those shares subject to options, 19,583 would be
     fully vested within that 60-day period. E. Floyd Kvamme, a director of
     Prism, is a general partner of KPCB VI Associates, which is the general
     partner of Kleiner Perkins Caufield & Byers VI. Mr. Kvamme shares voting
     and dispositive power of the shares held of record by Kleiner Perkins
     Caufield & Byers VI with the other general partners of KPCB VI Associates,
     including Brook H. Byers, Vinod Khosla, L. John Doerr, Joseph S. Lacob,
     Bernard Lacroute and James P. Lally. Each of the general partners of KPCB
     VI Associates disclaims beneficial ownership of the shares held of
 
                                       76
<PAGE>   84
 
     record by Kleiner Perkins Caufield & Byers VI. The address of Mr. Kvamme,
     KPCB VI Associates and Kleiner Perkins Caufield & Byers VI is 2750 Sand
     Hill Road, Menlo Park, California 94025.
 
 (2) Represents (a) 1,835,796 shares held of record by Mayfield VI, (b) 130,558
     shares held of record by Mayfield Software Technology Partners, (c) 81,930
     shares held of record by Mayfield Associates (d) 4,503 shares held of
     record by Mr. Fong and (e) 30,000 shares subject to options exercisable
     within 60 days of January 31, 1999 held by Mr. Fong. Mayfield VI, Mayfield
     Software Technology Partners and Mayfield Associates are limited
     partnerships with some overlap of general partners. Of those shares subject
     to options, 19,583 would be fully vested within that 60-day period. Kevin
     Fong, a director of Prism, is a general partner of Mayfield VI Management,
     which is the general partner of Mayfield VI, which is the general partner
     of Mayfield Software Technology Partners and a limited partner of Mayfield
     Associates. Mr. Fong shares voting and dispositive power of the shares held
     of record by Mayfield VI, Mayfield Software Technology Partners and
     Mayfield Associates with other general and limited partners of the Mayfield
     funds, including Yogen K. Dalal, F. Gibson Myers, Jr., William D. Unger,
     Wendell G. Van Auken, Michael J. Levinthal and A. Grant Heidrich, III. Each
     general and limited partner of the Mayfield funds disclaims beneficial
     ownership of shares held by the Mayfield funds except as to his
     proportional ownership interest in those shares. The address of Mr. Fong
     and the Mayfield funds is 2800 Sand Hill Road, Menlo Park, California
     94025.
 
 (3) Represents (a) 1,811,750 shares held of record by Norwest Equity Partners
     IV, (b) 6,000 shares held of record by Norwest Equity Partners V and (c)
     30,000 shares subject to options exercisable within 60 days of January 31,
     1999 held by Mr. Haque. Of those shares subject to options, 19,583 would be
     fully vested within that 60-day period. Promod Haque, a director of Prism,
     is a general partner of Itasca Partners and Itasca Partners V, which are
     the general partners of Norwest Equity Partners IV and Norwest Equity
     Partners V, respectively. Mr. Haque shares voting and dispositive power of
     the shares held of record by Norwest Equity Partners IV and Norwest Equity
     Partners V with other general and managing partners of the Norwest Equity
     Partners funds, including Daniel J. Haggerty and Robert F. Zicarelli. Each
     general and managing partner of the Norwest Equity Partners funds disclaims
     beneficial ownership of shares held by the Norwest Equity Partners funds
     except as to his proportional pecuniary interest in those shares. The
     address of Mr. Haque and the Norwest Equity Partners funds is 245 Lytton
     Avenue, Suite 250, Palo Alto, California 94301.
 
 (4) Represents (a) 1,130,484 shares held of record by Mohr, Davidow Ventures
     III and (b) 30,000 shares subject to options exercisable within 60 days of
     January 31, 1999 held by Ms. Schoendorf. Of those shares subject to
     options, 19,583 would be fully vested within that 60-day period. Nancy
     Schoendorf, a director of Prism, is a general partner of WLPJ Partners,
     which is the general partner of Mohr, Davidow Ventures III. Ms. Schoendorf
     shares voting and dispositive power of the shares held of record by Mohr,
     Davidow Ventures III with the other general partners of WLPJ Partners,
     including Lawrence G. Mohr, Jr., William H. Davidow and Jonathan D. Feiber.
     Each of the general partners of WLPJ Partners disclaims beneficial
     ownership of shares held by Mohr, Davidow Ventures III except as to his or
     her proportional ownership interest in those shares. The address of Ms.
     Schoendorf, WLPJ Partners and Mohr, Davidow Ventures III is 3000 Sand Hill
     Road, Building 1, Suite 240, Menlo Park, California 94025.
 
 (5) Includes 862,000 shares subject to options that are exercisable within 60
     days of January 31, 1999. Of those shares subject to options, 89,793 would
     be fully vested within that 60-day period.
 
 (6) Represents (a) 732,284 shares held of record by JMI Equity Fund, L.P. and
     (b) 30,000 shares subject to options exercisable within 60 days of January
     31, 1998 held by Mr. van den Berg. Of those shares subject to options,
     19,583 would be fully vested within that 60-day period. Norris van den
     Berg, a director of Prism, is a general partner of JMI Partners, which is
     the general partner of JMI Equity Fund L.P. Mr. van den Berg shares voting
     and dispositive power of the shares held of record by JMI Equity Fund, L.P.
     with the other general partners of JMI Partners, including Charles E.
     Noell, Harry S. Gruner and Anthony Moores. Each of the general partners of
     JMI Partners disclaims beneficial ownership of the shares held of record by
     JMI Equity Fund, L.P. The address of
 
                                       77
<PAGE>   85
 
     Mr. van den Berg and JMI Equity Fund, L.P. is P.O. Box 18181, 520 Gonowabie
     Road, Crystal Bay, Nevada 89402.
 
 (7) Includes (a) 546,944 shares held of record by the James W. Ashbrook and
     Melba J. Ashbrook Living Trust dated May 2, 1991; and (b) 10,000 shares
     subject to options exercisable within 60 days of December 8, 1998 held by
     Mr. Ashbrook. Of those shares subject to options, 4,583 would be fully
     vested within that 60-day period.
 
 (8) Includes 13,750 shares subject to options that are exercisable within 60
     days of January 31, 1998.
 
 (9) Includes 246,000 shares subject to options that are exercisable within 60
     days of January 31, 1998. Of those shares subject to options, 30,750 would
     be fully vested within that 60-day period.
 
(10) Includes 72,605 shares subject to options that are currently exercisable
     within 60 days of January 31, 1998. Mr. Taylor resigned from his position
     at Prism in October 1998.
 
(11) Includes 23,540 shares subject to options that are exercisable within 60
     days of January 31, 1998. Mr. Sakakihara resigned from his position at
     Prism in November 1998.
 
(12) Includes 15,125 shares subject to options that are exercisable within 60
     days of December 8, 1998.
 
(13) Includes the shares of common stock subject to options referenced in
     footnotes (1)-(7), (9), (10) and (12) and an additional 125,077 shares of
     common stock subject to options that are exercisable within 60 days of
     January 31, 1999 and held by executive officers who are not specifically
     named in the above table. Does not include shares or options held by Mr.
     Taylor or Mr. Sakakihara, as they were not executive officers of Prism as
     of January 31, 1999. Of those shares subject to options, 213,876 would be
     fully vested within that 60-day period.
 
                                       78
<PAGE>   86
 
            CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS OF PRISM
 
     Since January 1, 1997, there has not been, nor is there currently proposed,
any transaction or series of similar transactions to which Prism was or is to be
a party in which the amount involved exceeds $60,000 and in which any director,
executive officer, holder of more than 5% of Prism's common stock had or any
member of the immediate family of the directors, executive officers and 5%
stockholders or will have a direct or indirect material interest other than
normal compensation arrangements, and the items listed below.
 
     In August 1995, Prism accepted a promissory note secured by a stock pledge
agreement (the "Note") from James W. Ashbrook, Chairman of the Board, in the
principal amount of $90,000 as partial payment for the exercise of options to
purchase 413,408 shares of common stock. The principal balance on the Note
accrued interest at a rate of 8% per annum, compounded annually. In 1998, Mr.
Ashbrook repaid the full principal balance on the Note and all interest accrued.
 
     In July 1997, Prism purchased certain technology from Peregrine/Bridge
Transfer Corporation for $1.3 million in prepaid royalties. Additionally, Prism
may be obligated to make an additional $2.7 million in royalty payments over
time. JMI Equity Fund, L.P., a stockholder of Prism of which Norris van den
Berg, a director of Prism, is a general partner, is a shareholder of Peregrine
Systems, Inc., which had previously spun off a business unit to
Peregrine/Bridge. In connection with the spin-off, Peregrine Systems transferred
certain technology to Peregrine/Bridge which was eventually purchased by Prism
from Peregrine/Bridge. The transaction was done at arms-length, and Mr. van den
Berg abstained from all discussions of the Board related to approval of the
transaction.
 
                                       79
<PAGE>   87
 
                   MANAGEMENT OF ARDENT FOLLOWING THE MERGER
 
     Following the merger, it is expected that the persons listed below will
serve as directors and executive officers of Ardent.
 
<TABLE>
<CAPTION>
                                              AGE ON
                                           DECEMBER 31,
NAME                                           1998                        POSITION
- ----                                       ------------                    --------
<S>                                        <C>             <C>
Peter Gyenes.............................       53         Chief Executive Officer and Chairman of
                                                             the Board
David W. Brunel..........................       43         Director
Robert G. Claussen.......................       62         Director
James T. Dresher.........................       79         Director
Martin T. Hart...........................       62         Director
Robert M. Morrill........................       61         Director
John G. Akers............................       50         Vice President, Americas Sales
Peter L. Fiore...........................       41         Vice President, Data Warehousing
James D. Foy.............................       51         Vice President, Engineering
Charles F. Kane..........................       41         Vice President, CFO, and Treasurer
Cornelius P. McMullan....................       58         Vice President, International Operations
Jason E. Silvia..........................       49         Vice President, Services
James K. Walsh...........................       60         Vice President and General Counsel
</TABLE>
 
     PETER GYENES has been an executive officer of Ardent since May 1996,
serving as Executive Vice President, International Operations through October
1996, Executive Vice President, Worldwide Sales through March 1997, President
and Chief Executive Officer through January 1998, and thereafter as Chairman of
the Board and Chief Executive Officer. From May 1995 to May 1996, Mr. Gyenes was
President and Chief Executive Officer of Racal InterLan Inc., a supplier of
local area networking products. From 1994 to May 1995, he was President of the
American Division of Fibronics International, Inc., and from 1990 to 1993, he
was Vice President and General Manager of the international operations and
minicomputer business unit of Data General Corporation. Mr. Gyenes is a Director
of Enteractive, Inc., a supplier of multimedia software.
 
     DAVID W. BRUNEL has been a business consultant since July 1998. From
February to June, 1998, he was President and Chief Operating Officer of Ardent.
From 1988 until its merger into Ardent in February 1998, he was President, Chief
Operating Officer and a founder of Unidata, Inc.
 
     ROBERT G. CLAUSSEN has been, since 1989, the Chairman of the Board and
Chief Executive Officer of Claussen Co., a real estate development company, and
managing general partner of several real estate development partnerships
affiliated with Claussen Co.
 
     JAMES T. DRESHER has been, since 1991, President of Glenangus Holding
Corp., a private holding company, and, since 1990, Chief Executive Officer of
Edgewood Corporation, a private land development company. From 1992 until its
merger into Ardent in February 1998, Mr. Dresher was Chairman of the Board and
Chief Executive Officer of Unidata, Inc. He is a director of National-Oilwell,
Inc., a multi-national oil service company.
 
     MARTIN T. HART has been a business advisor and private investor since 1969.
He is a director of P.J. America, Inc., a food service company, MassMutual
Corporate Investors and MassMutual Participation Investors, Inc., both
investment companies, Schuler Homes, Inc., a builder of homes, Optical
Securities Group, Inc., a manufacturer of security systems, and T-Netix, Inc., a
communications company.
 
     ROBERT M. MORRILL has been a private investor since 1991. He was Chairman
of the Board of Ardent from 1984 until February 1998 and Chief Executive Officer
and President of Ardent from March 1996 through March 1997.
 
                                       80
<PAGE>   88
 
     JOHN G. AKERS joined Ardent in February 1998 as Vice President and General
Manager, Americas Relational Technology and Tools Sales. From 1989 until its
merger into Ardent in February 1998, he was Vice President of America Operations
of Unidata, Inc.
 
     PETER L. FIORE joined the sales and marketing staff of Ardent in 1994 and
has been Vice President and General Manager of the Data Warehouse Business Unit
since June 1996. From 1993 to 1994, he was senior director of channel marketing
at CrossComm Corp., a manufacturer of communications networking products.
 
     JAMES D. FOY joined the engineering staff of Ardent in 1994 and has been
Vice President, Engineering since April 1996. From 1990 until its acquisition by
Ardent in 1994, he was Chief Executive Officer and a founder of Constellation
Software, Inc., a software development company.
 
     CHARLES F. KANE joined Ardent in December 1995 and has been Chief Financial
Officer since that time. From 1989 through November 1995, he served in several
financial and accounting positions with Stratus Computer, Inc., a manufacturer
of fault-tolerant computers, most recently as international controller and
finance director, mergers and acquisitions.
 
     CORNELIUS P. MCMULLAN joined Ardent in January 1997, serving as Executive
Vice President of North American Sales until April 1997 and thereafter as Vice
President and General Manager of International Operations. From 1992 to 1996, he
was President and Chief Executive Officer of Sequoia Systems, a manufacturer of
fault tolerant computers.
 
     JASON E. SILVIA joined Ardent in November 1993 and has served in several
senior sales and service positions, most recently as Vice President, Services
since 1997. From 1979 to October 1993, he served in several management positions
with Computervision Corporation, a computer hardware and software company, most
recently as Vice President of Worldwide Operations.
 
     JAMES K. WALSH joined Ardent in 1984 and has served as General Counsel
since that time.
 
                                       81
<PAGE>   89
 
                     ARDENT EXECUTIVE OFFICER COMPENSATION
 
SUMMARY COMPENSATION TABLE
 
     The following summary compensation table sets forth compensation received
by:
 
     - Ardent's Chief Executive Officer during 1998,
 
     - the four other most highly compensated executive officers who were
       serving as such on December 31, 1998, and
 
     - another individual who served as an executive officer during 1998.
 
     The table details compensation received for services rendered to Ardent
during the fiscal years ended December 31, 1998, 1997 and 1996.
 
<TABLE>
<CAPTION>
                                                                                 LONG TERM
                                                                                COMPENSATION
                                                                                ------------
                                                         ANNUAL COMPENSATION    SHARES UNDER
                                                         --------------------     OPTIONS       ALL OTHER
                                                         SALARY(1)    BONUS       AWARDED      COMPENSATION
NAME AND PRINCIPAL POSITION ON DECEMBER 31, 1998  YEAR      ($)        ($)          (#)           (1)(2)
- ------------------------------------------------  ----   ---------   --------   ------------   ------------
<S>                                               <C>    <C>         <C>        <C>            <C>
Peter Gyenes(3)............................       1998   $300,000    $225,000     400,000        $81,890
  Chief Executive Officer                         1997    233,077    $150,000      75,000         81,613
  and Chairman of the Board                       1996     99,904          --     125,000         77,716
David W. Brunel(4).........................       1998    376,153     166,615     300,000        377,890
  Director                                        1997    185,000      77,083          --          4,625
                                                  1996    162,500          --          --          4,603
Charles F. Kane............................       1998    165,000     150,000      55,000         43,002
  Vice President, Finance and Chief               1997    162,939      50,000          --         41,804
  Financial Officer                               1996    158,675          --      25,000         38,798
Cornelius P. McMullan......................       1998    180,000     120,000      50,000             --
  Vice President, International                   1997    170,827      50,000     100,000             --
  Operations                                      1996         --          --          --             --
James D. Foy...............................       1998    165,000     150,000      55,000         81,875
  Vice President, Engineering                     1997    165,000      50,000      52,351         81,405
                                                  1996    155,000          --      41,000         82,265
Peter L. Fiore.............................       1998    165,000     125,000      55,000         42,775
  Vice President, Data Warehousing                1997    155,000      45,000      24,000         41,576
                                                  1996    130,000          --      68,834         41,761
</TABLE>
 
- ---------------
 
(1) Salary includes amounts deferred by the named executive officer, and All
    Other Compensation includes Ardent's contribution under, its deferred
    compensation and profit-sharing plan established under Section 401(k) of the
    Internal Revenue Code. The plan covers substantially all domestic employees
    of Ardent and allows each participant to contribute up to 15% of his or her
    base wage up to an amount not to exceed an annual statutory maximum ($10,000
    in 1998). Ardent matches contributions in an amount equal to 50% of the
    contributions of each participant up to 6% of such participant's annual
    compensation.
 
(2) All Other Compensation includes, for each of the executive officers except
    Mr. McMullan, the value, projected on an actuarial basis, of the benefit to
    the executive of the premium paid by Ardent during the year on an insurance
    policy on the life of the executive purchased in connection with a
    split-dollar agreement. Each policy is a whole-life policy to be paid in ten
    equal annual premiums, which Ardent has agreed to pay so long as the
    executive continues to be employed by Ardent and, in certain circumstances,
    including the occurrence of change-in-control events, thereafter. Ardent has
    limited rights to borrow against each policy and the right to receive an
    amount equal to all premiums paid by it not later than upon the death of the
    respective executive. The executives have the right to borrow
 
                                       82
<PAGE>   90
 
    limited amounts under the policies and to receive the respective death
    benefits net of premium amounts paid by Ardent. The benefits in 1998 were:
    Mr. Gyenes, $77,490; Mr. Brunel, $25,292; Mr. Kane, $38,602; Mr. Foy,
    $77,475; and Mr. Fiore, $38,375. All Other Compensation also includes, for
    Mr. Gyenes, $30,000 which he received in May 1996 as compensation for
    joining Ardent.
 
(3) Mr. Gyenes was first employed by and became an executive officer of Ardent
    in May 1996. Mr. Gyenes became Chief Executive Officer on April 1, 1997.
 
(4) Mr. Brunel was the President and Chief Operating Officer of Unidata, Inc.
    prior to its merger with Ardent. Upon completion of the merger, Mr. Brunel
    became the President, Chief Operating Officer and a Director of Ardent. In
    June 1998, Mr. Brunel resigned as President and Chief Operating Officer but
    remains a Director and an employee in a special assignment capacity. All
    other compensation includes the present value, $347,598, of all compensation
    due to Mr. Brunel after 1998 in his special assignment capacity.
 
SEVERANCE ARRANGEMENTS ON CHANGE-IN-CONTROL.
 
     Ardent has a policy providing that each of its executive officers will,
upon termination of their employment within one year following a
change-in-control of Ardent, be entitled to severance compensation equal to one
year's salary and any applicable planned discretionary bonus. This does not
include voluntary termination or termination for cause.
 
OPTION GRANTS TABLE
 
     The following option grants table sets forth information with respect to
stock options granted by Ardent to the named executive officers and employees in
the fiscal year ended December 31, 1998. All of such options were exercisable
immediately upon grant but the underlying shares were subject to vesting over at
least a three year period beginning on the date of grant, subject to
acceleration upon change-in-control events which are defined in the respective
plans under which the options were granted. If the options are exercised to
purchase unvested shares, such shares, until vested, may not be sold and are
subject to repurchase by Ardent at the exercise price.
 
<TABLE>
<CAPTION>
                                                                INDIVIDUAL GRANTS
                                  ------------------------------------------------------------------------------
                                               % OF TOTAL                            POTENTIAL REALIZABLE VALUE
                                                 OPTIONS                              AT ASSUMED RATES OF STOCK
                                    SHARES     GRANTED TO                              PRICE APPRECIATION FOR
                                    UNDER       EMPLOYEES    EXERCISE                      OPTION TERM(1)
                                   OPTIONS         IN         PRICE     EXPIRATION   ---------------------------
NAME                              GRANTED(#)   FISCAL YEAR   ($/SH.)       DATE         5%($)          10%($)
- ----                              ----------   -----------   --------   ----------   ------------   ------------
<S>                               <C>          <C>           <C>        <C>          <C>            <C>
Peter Gyenes....................   300,000           9.2%     $10.00     02/25/08     $1,886,684     $4,781,227
                                   100,000          3.1        18.75     12/15/08      2,054,177      3,863,267
David W. Brunel.................   300,000          9.2        10.00     02/25/08      1,886,684      4,781,227
Charles F. Kane.................    20,000            *        10.00     02/25/08        125,779        318,748
                                    35,000          1.1        18.75     12/15/08        718,962      1,352,143
Cornelius P. McMullan...........    20,000            *        10.00     02/25/08        125,779        318,748
                                    30,000            *        18.75     12/15/08        616,253      1,158,980
James D. Foy....................    20,000            *        10.00     02/25/08        125,779        318,748
                                    35,000          1.1        18.75     12/15/08        718,962      1,352,143
Peter L. Fiore..................    20,000            *        10.00     02/25/08        125,779        318,748
                                    35,000          1.1        18.75     12/15/08        718,962      1,352,143
</TABLE>
 
- ---------------
 
 *  less than 1%
 
(1) As required by the rules of the SEC, potential values are stated based on
    the prescribed assumption that the common stock of Ardent will appreciate in
    value from the date of grant to the end of the
 
                                       83
<PAGE>   91
 
    option term at rates (compounded annually) of 5% and 10%, respectively, and
    therefore do not reflect past results and are not intended to forecast
    possible future appreciation, if any, in the price of the common stock.
 
OPTION EXERCISE AND YEAR-END VALUE TABLE
 
     The following option exercise and year-end value table sets forth
information regarding the exercise of stock options by the named executive
officers during the fiscal year ended December 31, 1998 and the number and
unrealized value or spread (the difference between the exercise price and the
market value) of unexercised options held by these officers on December 31,
1998. All of these options were then exercisable, but some of the underlying
shares were subject to vesting over a five year period, subject to acceleration
upon defined change-of-control events.
 
<TABLE>
<CAPTION>
                                                       SHARES UNDER UNEXERCISED        VALUE OF UNEXERCISED IN THE MONEY
                             SHARES                  OPTIONS AT FISCAL YEAR END(#)       OPTIONS AT FISCAL YEAR END($)
                            ACQUIRED      VALUE     -------------------------------   ------------------------------------
NAME                       ON EXERCISE   REALIZED    VESTED    UNVESTED     TOTAL       VESTED      UNVESTED      TOTAL
- ----                       -----------   --------   --------   ---------   --------   ----------   ----------   ----------
<S>                        <C>           <C>        <C>        <C>         <C>        <C>          <C>          <C>
Peter Gyenes.............        --            --   142,975     457,025    600,000    $2,126,175   $5,470,700   $7,596,875
David W. Brunel..........        --            --   244,765     100,000    344,765     3,534,246    1,300,000    4,834,246
Charles F. Kane..........        --            --    63,285      91,715    155,000     1,028,575    1,027,050    2,055,625
Cornelius P. McMullan....        --            --    42,500     107,500    150,000       681,874    1,343,126    2,025,000
James D. Foy.............        --            --    58,061     107,468    165,529       942,592    1,240,530    2,183,122
Peter L. Fiore...........        --            --    54,058     101,776    155,834       768,141    1,091,414    1,859,555
</TABLE>
 
                  PRO FORMA OWNERSHIP OF ARDENT CAPITAL STOCK
 
     The following table sets forth information as to the number of shares of
Ardent common stock that will be owned immediately after giving effect to the
merger by:
 
     - each person expected to be a director of Ardent,
 
     - the person expected to be the Chief Executive Officer and the persons
       expected to be the four other most highly compensated executive officers
       of Ardent,
 
     - all persons expected to be Ardent directors and executive officers, as a
       group, and
 
     - each person or entity (or group of affiliated persons) expected to
       beneficially own more than 5% of Ardent's common stock, based on such
       person's or entity's ownership of Prism common stock and Ardent common
       stock as of January 31, 1999.
 
     For purposes of this table, beneficial ownership of securities is defined
according to the rules of the SEC and means generally the power to vote or
exercise investment discretion with respect to securities, regardless of any
economic interests therein. Except as otherwise indicated, Ardent and Prism
believe that the beneficial owners of shares of Ardent common stock listed below
will have sole investment and voting power with respect to such shares, subject
to community property laws where applicable. In addition, for purposes of this
table, a person or group is deemed to have beneficial ownership of any shares
which such person has the right to acquire within 60 days after the date as of
which these data are presented. For purposes of calculating the percentage of
outstanding shares held by each person named above, any shares which such person
has the right to acquire within 60 days after the date as of which these data
are presented are deemed to be outstanding, but not for the purpose of
calculating the percentage ownership of any other person.
 
     The third column shows separately shares which may be acquired by exercise
of stock options within sixty days after January 31, 1999 by the directors and
executive officers individually and as a group as shown. These shares are
included in the numbers expressed in the first column. Of those shares, 817,544
would be fully vested as to all directors and executive officers as a group, and
the holders would have
 
                                       84
<PAGE>   92
 
investment and voting powers; the remaining shares would be subject to vesting,
and the holders would have voting, but not investment powers until the shares
vested.
 
     Mr. Dresher's beneficial ownership includes 1,785,362 shares held by
Glenangus Holdings Corp., a private investment company, of which Mr. Dresher is
the controlling stockholder.
 
<TABLE>
<CAPTION>
                                                    BENEFICIAL
                                                    OWNERSHIP
                                                   OF SHARES OF    PERCENTAGE      OPTIONS
                                                      ARDENT       OWNERSHIP     EXERCISABLE
                                                      COMMON           OF          WITHIN
            NAME OF BENEFICIAL OWNER                  STOCK          ARDENT        60 DAYS
            ------------------------               ------------    ----------    -----------
<S>                                                <C>             <C>           <C>
DIRECTORS AND OFFICERS
Peter Gyenes.....................................     512,101          2.7%         506,250
David W. Brunel..................................     606,705          3.3          344,765
Robert G. Claussen...............................     132,927            *           20,709
James T. Dresher.................................   1,787,029          9.8            1,677
Martin T. Hart...................................      50,000            *            1,677
Robert M. Morrill................................     337,234          1.8          114,966
Charles F. Kane..................................     124,545            *          122,188
Cornelius P. McMullan............................     121,875            *          121,875
James D. Foy.....................................     144,506            *          132,717
Peter L. Fiore...................................     123,668            *          123,022
All executive officers and directors as a group
  (13 persons)...................................   4,275,156         21.4        1,726,389
5% STOCKHOLDERS
Glenangus Holdings Corp..........................   1,785,362          9.8               --
</TABLE>
 
- ---------------
 
 *  Less than 1%
 
                                       85
<PAGE>   93
 
                        COMPARISON OF RIGHTS OF HOLDERS
                 OF PRISM COMMON STOCK AND ARDENT COMMON STOCK
 
     After completion of the merger, the holders of Prism common stock who
receive Ardent common stock in the merger will become stockholders of Ardent. As
stockholders of Prism, their rights are presently governed by the Delaware
corporation law and by Prism's certificate of incorporation, commonly referred
to as its charter, and bylaws. As stockholders of Ardent, their rights will be
governed by the Delaware corporation law and by Ardent's charter and bylaws. The
following discussion summarizes the material differences between Ardent's
charter and bylaws and the Prism's charter and bylaws. This summary does not
purport to be complete and is qualified in its entirety by reference to Ardent's
charter and bylaws and Prism's charter and bylaws.
 
SPECIAL MEETING OF STOCKHOLDERS
 
     Ardent's charter provides that special meetings of stockholders may only be
called by the chairman of the board, the chief executive officer, the president
or, within 10 days after a written request by a majority of the directors, by
the secretary. Prism's bylaws provide that special meetings of stockholders may
only be called by the chairman of the board, the chief executive officer, the
president, the holders of shares of Prism that are entitled to cast not less
than ten percent of the total number of votes entitled to be cast by all
stockholders at such meeting, or by a majority of the directors. If a special
meeting of stockholders is called by any person(s) other than a majority of
Prism's directors, then such person(s) shall call such meeting by delivering a
written request to call such meeting to each member of the board. Such meeting
shall be held not more than 120 days nor less than 35 days after the written
request was delivered to each member of the board.
 
ACTION BY CONSENT OF STOCKHOLDERS
 
     Ardent's charter provides that, subject to the rights of holders of
preferred stock, if any, any action required or permitted to be taken by the
stockholders cannot be effected by written consent, but must be effected by vote
at a duly called annual or special meeting of stockholders. The bylaws of Prism
provide that any action required or permitted to be taken at any annual or
special meeting of the stockholders may be taken without a meeting, without
prior notice and without a vote, if a consent or consents in writing, setting
forth the action so taken, shall be signed by the holders of outstanding stock
having not less than the number of votes that would be necessary to authority to
take such action at a meeting at which all shares entitled to vote thereon were
present and voted.
 
CLASSIFICATION OF THE BOARD OF DIRECTORS
 
     Ardent's charter provides for three classes of directors with the directors
of each class being elected to staggered three year terms. Prism's bylaws do not
provide for different classes of directors. Each director of Prism is elected at
the annual meeting of stockholders for a one year term.
 
REMOVAL OF DIRECTORS
 
     Ardent's charter provides that directors may only be removed for cause and
only upon a vote of a majority of outstanding shares of capital stock entitled
to vote generally in the election of the directors. Prism's bylaws provide that
directors may be removed, with or without cause, only by the holders of a
majority of the shares then entitled to vote at an election of directors.
 
VACANCIES ON THE BOARD OF DIRECTORS
 
     Ardent's charter provides that vacancies on the board of directors shall be
filled only by the affirmative vote of a majority of the remaining directors
then in office. Prism's bylaws provide that any vacancy occurring on the board
of directors may be filled by the stockholders, by a majority of the directors
then in office, although less than a quorum, or by a sole remaining director.
 
                                       86
<PAGE>   94
 
AMENDMENTS TO BY-LAWS
 
     Ardent's charter gives the board of directors the power to make, alter,
amend or repeal the bylaws. Prism's bylaws give both the board of directors and
the stockholders holding a majority of Prism's outstanding voting stock the
power to amend Prism's bylaws.
 
                                 LEGAL MATTERS
 
     The validity of the shares of Ardent common stock offered to holders of
Prism common stock by this proxy statement/prospectus will be passed upon for
Ardent by Choate, Hall & Stewart. Certain of the tax consequences of the merger
will be passed upon by Fenwick & West LLP with respect to Prism and its
stockholders, and by Choate, Hall & Stewart with respect to Ardent. See "Certain
Federal Income Tax Considerations".
 
                                    EXPERTS
 
     The consolidated financial statements of Ardent Software, Inc. and its
subsidiaries as of December 31, 1998 and 1997 and for each of the three years in
the period ended December 31, 1998 (except for the statements of operations,
stockholders' equity and cash flows of Unidata, Inc. for the year ended June 30,
1996) included in this proxy statement/prospectus have been audited by Deloitte
& Touche LLP as stated in their report appearing herein. The statements of
operations, stockholders' equity and cash flows of Unidata, Inc. for the year
ended June 30, 1996 (consolidated with those of Ardent Software, Inc. and its
subsidiaries for the year ended December 31, 1996) have been audited by
PricewaterhouseCoopers LLP as stated in their report included herein. Such
financial statements of Ardent Software, Inc. and its consolidated subsidiaries
are included herein in reliance upon the respective reports of such firms given
upon their authority as experts in accounting and auditing. Deloitte & Touche
LLP and PricewaterhouseCoopers LLP are independent auditors.
 
     The consolidated balance sheets of Prism as of December 31, 1998 and 1997
and the consolidated statements of operations, stockholders' equity and cash
flows for each of the three years in the period ended December 31, 1998,
included in this proxy statement/prospectus and in the registration statement,
have been included herein in reliance on the report, which includes an
explanatory paragraph related to Prism's ability to continue as a going concern,
of PricewaterhouseCoopers LLP, independent accountants, given on the authority
of that firm as experts in accounting and auditing.
 
                            EXPENSES OF SOLICITATION
 
     Ardent shall bear the expenses incurred in connection with the printing of
this proxy statement/ prospectus, including the cost of distributing this proxy
statement/prospectus to Prism's stockholders, unless the merger is not
consummated, in which case such expenses (excluding attorney's fees) shall be
borne equally by Ardent and Prism. Stockholder proxies may be solicited by
directors, officers or employees of Prism, in person, by letter or by telephone
or telegram.
 
                                 OTHER MATTERS
 
     The Prism board does not intend to bring any matters before the Prism
special meeting other than those specifically set forth in the notice of the
meeting and does not know of any matters to be brought before the meeting by
others. If any other matters properly come before the Prism special meeting, it
is the intention of the persons named in the accompanying proxies to vote such
proxies in accordance with the judgment of the Prism board.
 
                                       87
<PAGE>   95
 
                      WHERE YOU CAN FIND MORE INFORMATION
 
     Both Ardent and Prism file annual, quarterly and special reports, proxy
statements and other information with the SEC. You may read and copy any
reports, statements or other information filed by Ardent and Prism at the SEC's
public reference rooms in Washington, D.C., New York, New York and Chicago,
Illinois. Please call the SEC at 1-800-SEC-0330 for further information on the
public reference rooms. All of Ardent's and Prism's SEC filings are also
available to the public from commercial document retrieval services and, for
filings filed electronically since 1996, at the Web site maintained by the SEC
at "http://www.sec.gov."
 
     Ardent filed a registration statement on Form S-4 to register with the SEC
the Ardent common stock to be issued to Prism stockholders in the merger. This
proxy statement/prospectus is a part of that registration statement and
constitutes a prospectus of Ardent in addition to being a proxy statement of
Prism for its special meeting. As allowed by SEC rules, this proxy
statement/prospectus does not contain all the information you can find in the
registration statement or the exhibits to the registration statement.
 
     You should rely only on the information contained in this proxy
statement/prospectus to vote on the merger and the other proposals to be voted
on at the Prism special meeting. We have not authorized anyone to provide you
with information that is different from what is contained in this proxy
statement/ prospectus. This proxy statement/prospectus is dated March   , 1999.
You should not assume that the information contained in this proxy
statement/prospectus is accurate as of any date other than March   , 1999, and
neither the mailing of the proxy statement/prospectus to stockholders nor the
issuance of Ardent common stock in the merger shall create any implication to
the contrary.
 
                                       88
<PAGE>   96
 
              INDEX TO FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA
 
     Ardent's consolidated financial statements and the related independent
auditors' report are presented in the following pages. The consolidated
financial statements filed in this Item 8 are as follows:
 
<TABLE>
<CAPTION>
 
<S>                                                           <C>
Independent Auditors' Reports...............................   F-2
Consolidated Balance Sheets as of December 31, 1998 and
  1997......................................................   F-4
Consolidated Statements of Operations for each of the years
  ended December 31, 1998, 1997 and 1996....................   F-5
Consolidated Statements of Stockholders' Equity for each of
  the years ended December 31, 1998, 1997 and 1996..........   F-6
Consolidated Statements of Comprehensive Income (Loss) for
  each of the years ended December 31, 1998, 1997 and
  1996......................................................   F-7
Consolidated Statements of Cash Flows for each of the years
  ended December 31, 1998, 1997 and 1996....................   F-8
Notes to Consolidated Financial Statements..................   F-9
</TABLE>
 
                                       F-1
<PAGE>   97
 
                          INDEPENDENT AUDITORS' REPORT
 
TO THE BOARD OF DIRECTORS AND STOCKHOLDERS OF ARDENT SOFTWARE, INC. :
 
     We have audited the consolidated balance sheets of Ardent Software, Inc.
and its subsidiaries as of December 31, 1998 and 1997, and the related
consolidated statements of operations, stockholders' equity, comprehensive
income (loss), and cash flows for each of the three years in the period ended
December 31, 1998. These financial statements are the responsibility of the
Company's management. Our responsibility is to express an opinion on these
financial statements based on our audits. The consolidated financial statements
give retroactive effect to the merger of the Company and Unidata, Inc., which
has been accounted for as a pooling-of-interests as described in Note 1 to the
consolidated financial statements. We did not audit the statement of operations,
stockholders' equity and cash flows of Unidata, Inc. for the year ended June 30,
1996, which statements reflect total revenues of $41,233,000 for the year ended
June 30, 1996. These statements were audited by other auditors whose report has
been furnished to us, and our opinion, insofar as it relates to the amounts
included for Unidata, Inc. for 1996 as described above, is based solely on the
report of such auditors.
 
     We conducted our audits in accordance with generally accepted auditing
standards. Those standards require that we plan and perform the audit to obtain
reasonable assurance about whether the financial statements are free of material
misstatement. An audit includes examining, on a test basis, evidence supporting
the amounts and disclosures in the financial statements. An audit also includes
assessing the accounting principles used and significant estimates made by
management, as well as evaluating the overall financial statement presentation.
We believe that our audits and the report of the other auditors provide a
reasonable basis for our opinion.
 
     In our opinion, based on our audits and the report of the other auditors,
such consolidated financial statements present fairly, in all material respects,
the financial position of the Company and its subsidiaries at December 31, 1998
and 1997, and the results of their operations and their cash flows for each of
the three years in the period ended December 31, 1998, in conformity with
generally accepted accounting principles.
 
DELOITTE & TOUCHE LLP
 
Boston, Massachusetts
January 22, 1999
 
                                       F-2
<PAGE>   98
 
                       REPORT OF INDEPENDENT ACCOUNTANTS
 
TO THE BOARD OF DIRECTORS AND STOCKHOLDERS OF UNIDATA, INC. AND SUBSIDIARIES:
 
     In our opinion, the consolidated statements of operations, stockholders'
equity and cash flows for the year ended June 30, 1996 of Unidata, Inc. and
Subsidiaries (not included separately herein) present fairly, in all material
respects, the consolidated results of their operations and cash flows for the
year ended June 30, 1996, in conformity with generally accepted accounting
principles. These consolidated financial statements are the responsibility of
the Company's management; our responsibility is to express an opinion on these
consolidated financial statements based on our audit. We conducted our audit of
these statements in accordance with generally accepted auditing standards which
require that we plan and perform the audit to obtain reasonable assurance about
whether the consolidated financial statements are free of material misstatement.
An audit includes examining, on a test basis, evidence supporting the amounts
and disclosures in the consolidated financial statements, assessing the
accounting principles used and significant estimates made by management, and
evaluating the overall financial statement presentation. We believe that our
audit provides a reasonable basis for the opinion expressed above.
 
PRICEWATERHOUSECOOPERS LLP
 
Denver, Colorado
October 25, 1996
 
                                       F-3
<PAGE>   99
 
                             ARDENT SOFTWARE, INC.
                          CONSOLIDATED BALANCE SHEETS
                       (In thousands, except share data)
 
<TABLE>
<CAPTION>
                                                                 DECEMBER 31,
                                                              ------------------
                                                               1998       1997
                                                              -------    -------
<S>                                                           <C>        <C>
                                     ASSETS
Current assets:
     Cash and equivalents...................................  $24,167    $24,155
     Accounts receivable (less allowances for doubtful
      accounts, $3,351 in 1998 and $6,129 in 1997)..........   21,238     21,161
     Prepaid expenses and other current assets..............    5,062      6,101
     Deferred income taxes..................................    1,634      1,843
                                                              -------    -------
          Total current assets..............................   52,101     53,260
                                                              -------    -------
Property and equipment:
     Building under capital lease...........................       --      9,689
     Computer equipment.....................................   14,502     13,378
     Office furnishings and fixtures........................    4,807      6,621
     Leasehold improvements.................................    2,011      1,584
                                                              -------    -------
          Total.............................................   21,320     31,272
     Less accumulated depreciation and amortization.........   14,733     15,356
                                                              -------    -------
          Property and equipment -- net.....................    6,587     15,916
                                                              -------    -------
Other long-term assets:
     Goodwill -- net........................................    7,772      9,073
     Purchased technology -- net............................    3,706      5,507
     Other intangibles -- net...............................    3,155      2,665
     Other long-term assets.................................    5,085      2,743
     Deferred income taxes..................................    4,398      4,820
                                                              -------    -------
          Total other long-term assets......................   24,116     24,808
                                                              -------    -------
Total.......................................................  $82,804    $93,984
                                                              =======    =======
                      LIABILITIES AND STOCKHOLDERS' EQUITY
Current liabilities:
     Line of credit.........................................  $    --    $ 7,357
     Current portion of capital lease obligation............       --        216
     Accounts payable.......................................    5,476      4,995
     Accrued compensation...................................    4,289      2,364
     Accrued expenses.......................................   13,101     11,464
     Accrued merger and restructuring costs.................    2,112      1,068
     Deferred revenue.......................................   14,036     13,248
                                                              -------    -------
          Total current liabilities.........................   39,014     40,712
                                                              -------    -------
Long-term liabilities:
     Non-current debt and other long-term liabilities.......       --     21,190
                                                              -------    -------
Commitments and contingencies
Stockholders' equity:
     Preferred stock, $.01 par value, authorized, 10,000,000
      shares; issued, none..................................
     Common stock, $.01 par value, authorized, 40,000,000
      shares; issued, and outstanding, 15,745,275 in 1998
      and 14,361,844 in 1997................................      157        143
     Additional paid-in capital.............................   68,774     58,653
     Accumulated deficit....................................  (21,883)   (23,520)
     Cumulative translation adjustment......................     (244)      (152)
     Treasury stock at cost, 280,082 shares.................   (2,956)    (2,956)
     Unearned compensation..................................      (58)       (86)
                                                              -------    -------
          Total stockholders' equity........................   43,790     32,082
                                                              -------    -------
Total.......................................................  $82,804    $93,984
                                                              =======    =======
</TABLE>
 
                See notes to consolidated financial statements.
                                       F-4
<PAGE>   100
 
                             ARDENT SOFTWARE, INC.
                     CONSOLIDATED STATEMENTS OF OPERATIONS
                     (in thousands, except per share data)
 
<TABLE>
<CAPTION>
                                                                 YEAR ENDED DECEMBER 31,
                                                              ------------------------------
                                                                1998       1997       1996
                                                                ----       ----       ----
<S>                                                           <C>        <C>        <C>
Revenue:
     Software...............................................  $ 70,200   $ 58,812   $ 61,805
     Services and other.....................................    49,060     43,916     48,694
                                                              --------   --------   --------
          Total revenue.....................................   119,260    102,728    110,499
                                                              --------   --------   --------
Costs and expenses:
     Cost of software.......................................     7,953      9,211      8,864
     Cost of services and other.............................    22,511     24,825     26,807
     Selling and marketing..................................    41,761     40,786     40,116
     Product development....................................    17,576     16,924     16,649
     General and administrative.............................     9,986     13,128     12,920
     Merger, exit and restructuring costs...................    14,895         --      4,322
     Purchased technology...................................        --      3,040      4,900
     Loss on disposal of subsidiary.........................        --        602         --
                                                              --------   --------   --------
          Total costs and expenses..........................   114,682    108,516    114,578
                                                              --------   --------   --------
Income (loss) from operations...............................     4,578     (5,788)    (4,079)
                                                              --------   --------   --------
Other income (expense):
     Other income -- net....................................       579        981        461
     Interest expense.......................................      (389)    (2,965)    (2,100)
     Loss on investment in joint venture....................        --         --       (176)
                                                              --------   --------   --------
     Total other income (expense)...........................       190     (1,984)    (1,815)
                                                              --------   --------   --------
Income (loss) before provision for (benefit from) income
  taxes and extraordinary item..............................     4,768     (7,772)    (5,894)
Provision for (benefit from) income taxes...................     3,131      1,149       (635)
                                                              --------   --------   --------
Income (loss) before extraordinary item.....................     1,637     (8,921)    (5,259)
Extraordinary loss -- disposal of assets acquired in a
  pooling of interests, net of tax benefit of $1,184........        --         --     (4,734)
                                                              --------   --------   --------
Net income (loss)...........................................  $  1,637   $ (8,921)  $ (9,993)
                                                              ========   ========   ========
Basic income (loss) per common share:
     Before extraordinary item..............................  $   0.11   $  (0.65)  $  (0.40)
                                                              --------   --------   --------
     Net income (loss)......................................  $   0.11   $  (0.65)  $  (0.76)
                                                              ========   ========   ========
Diluted income (loss) per common share:
     Before extraordinary item..............................  $   0.10   $  (0.65)  $  (0.40)
                                                              --------   --------   --------
     Net income (loss)......................................  $   0.10   $  (0.65)  $  (0.76)
                                                              ========   ========   ========
Shares for basic computation................................    14,790     13,751     13,071
Shares for diluted computation..............................    16,724     13,751     13,071
                                                              ========   ========   ========
</TABLE>
 
                See notes to consolidated financial statements.
 
                                       F-5
<PAGE>   101
 
                             ARDENT SOFTWARE, INC.
                CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY
                       (in thousands, except share data)
 
<TABLE>
<CAPTION>
                                    COMMON STOCK       ADDITIONAL                 CUMULATIVE
                                 -------------------    PAID-IN     ACCUMULATED   TRANSLATION   TREASURY     UNEARNED
                                   SHARES     AMOUNT    CAPITAL       DEFICIT     ADJUSTMENT     STOCK     COMPENSATION    TOTAL
                                   ------     ------   ----------   -----------   -----------   --------   ------------    -----
<S>                              <C>          <C>      <C>          <C>           <C>           <C>        <C>            <C>
Balance, January 1, 1996.......  12,765,074    $127     $45,194      $ (3,818)       $(188)     $    --       $  --       $41,315
Issuance of stock for cash.....     503,737       5       3,603                                                             3,608
Acquisition of System
  Builder......................     572,097       6       3,828                                                             3,834
Repurchase and retirement of
  common stock.................     (51,480)               (131)         (239)                                               (370)
Repurchase of common stock
  (280,082 shares).............                                                                  (2,956)                   (2,956)
Unearned compensation..........                             140                                                (114)           26
Tax benefit arising from early
  disposition of stock
  options......................                             192                                                               192
Net loss.......................                                        (9,993)                                             (9,993)
Translation adjustment.........                                                        195                                    195
                                 ----------    ----     -------      --------        -----      -------       -----       -------
Balance, December 31, 1996.....  13,789,428     138      52,826       (14,050)           7       (2,956)       (114)       35,851
Adjustment to conform pooled
  entity - Unidata (See Notes 1
  and 10)......................                             281          (549)        (100)                                  (368)
Issuance of stock for cash.....     323,867       3       1,483                                                             1,486
Acquisition of O2
  Technologies.................     248,549       2       3,917                                                             3,919
Unearned compensation..........                                                                                  28            28
Tax benefit arising from early
  disposition of stock
  options......................                             146                                                               146
Net loss.......................                                        (8,921)                                             (8,921)
Translation adjustment.........                                                        (59)                                   (59)
                                 ----------    ----     -------      --------        -----      -------       -----       -------
Balance, December 31, 1997.....  14,361,844     143      58,653       (23,520)        (152)      (2,956)        (86)       32,082
Issuance of stock for cash.....   1,383,431      14       8,877                                                             8,891
Unearned compensation..........                                                                                  28            28
Tax benefit arising from early
  disposition of stock
  options......................                           1,244                                                             1,244
Net income.....................                                         1,637                                               1,637
Translation adjustment.........                                                        (92)                                   (92)
                                 ----------    ----     -------      --------        -----      -------       -----       -------
Balance, December 31, 1998.....  15,745,275    $157     $68,774      $(21,883)       $(244)     $(2,956)      $ (58)      $43,790
                                 ==========    ====     =======      ========        =====      =======       =====       =======
</TABLE>
 
                See notes to consolidated financial statements.
 
                                       F-6
<PAGE>   102
 
                             ARDENT SOFTWARE, INC.
             CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
                                 (in thousands)
 
<TABLE>
<CAPTION>
                                                               YEAR ENDED DECEMBER 31,
                                                              --------------------------
                                                               1998     1997      1996
                                                               ----     ----      ----
<S>                                                           <C>      <C>       <C>
Net income (loss)...........................................  $1,637   $(8,921)  $(9,993)
Change in translation adjustment............................     (92)      (59)      195
                                                              ------   -------   -------
  Comprehensive net income (loss)...........................  $1,545   $(8,980)  $(9,798)
                                                              ======   =======   =======
</TABLE>
 
                See notes to consolidated financial statements.
 
                                       F-7
<PAGE>   103
 
                             ARDENT SOFTWARE, INC.
                     CONSOLIDATED STATEMENTS OF CASH FLOWS
                                 (in thousands)
 
<TABLE>
<CAPTION>
                                                                  YEAR ENDED DECEMBER 31,
                                                              --------------------------------
                                                                1998         1997       1996
                                                              --------      -------    -------
<S>                                                           <C>           <C>        <C>
Cash flows from operating activities:
     Net income (loss)......................................  $  1,637      $(8,921)   $(9,993)
     Adjustments to reconcile net income (loss) to cash
       provided by operating activities (net of
       acquisitions):
          Cash provided by Unidata operating activities
            during the six months ended December 31, 1996...        --          694         --
          Depreciation and amortization.....................     8,425        9,474      8,759
          Purchased research and development................        --        3,040      4,900
          Equity in loss of joint venture...................        --           --        176
          Deferred income taxes.............................       630           38     (1,984)
          Stock compensation................................        28           28         26
          Write-down of assets in connection with exit of
            businesses......................................        --           --      3,059
          Loss on disposal of assets........................       280        1,515         33
          Increase (decrease) in cash from:
               Accounts receivable..........................       (42)       8,896     (3,371)
               Other current assets.........................     1,115        2,065        642
               Current liabilities..........................     6,800         (244)     5,730
                                                              --------      -------    -------
               Cash provided by operating activities........    18,873       16,585      7,977
                                                              --------      -------    -------
Cash flows from investing activities:
     Expenditures for property and equipment -- net.........    (2,727)        (593)    (3,622)
     Capitalized software costs.............................    (3,024)      (1,158)    (2,323)
     Purchase of a business, net of cash acquired...........        --       (5,318)   (10,512)
     Increase in cash surrender value of officers' life
       insurance and deposits and other.....................    (2,254)      (1,614)      (278)
     Cash used in other Unidata investing activities during
       the six months ended December 31, 1996...............        --       (1,737)        --
                                                              --------      -------    -------
          Cash used in investing activities.................    (8,005)     (10,420)   (16,735)
                                                              --------      -------    -------
Cash flows from financing activities:
     Sale of common stock...................................     8,891        1,486      3,608
     Repurchases of common stock............................        --           --     (3,326)
     Proceeds from issuance of notes payable................        --           --     10,963
     Borrowing (repayments) under line of credit............    (7,368)       1,663      1,112
     Repayments of capital lease and other obligations......   (12,431)        (516)      (438)
     Borrowings (repayments) under Unidata line of credit
       during the six months ended December 31, 1996........        --          600         --
     Sale of Unidata common stock during the six months
       ended December 31, 1996..............................        --          281         --
     Cash used by other Unidata financing activities during
       the six months ended December 31, 1996...............        --         (874)        --
                                                              --------      -------    -------
     Cash (used in) provided by financing activities........   (10,908)       2,640     11,919
                                                              --------      -------    -------
Effect of exchange rate changes on cash.....................        52         (195)      (270)
                                                              --------      -------    -------
Increase in cash and equivalents............................        12        8,610      2,891
Cash and equivalents, beginning of year.....................    24,155       15,545     12,654
                                                              --------      -------    -------
Cash and equivalents, end of year...........................  $ 24,167      $24,155    $15,545
                                                              ========      =======    =======
</TABLE>
 
                See notes to consolidated financial statements.
 
                                       F-8
<PAGE>   104
 
                             ARDENT SOFTWARE, INC.
                   NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
 
1.  BASIS OF PRESENTATION, NATURE OF THE BUSINESS AND SUMMARY OF SIGNIFICANT
ACCOUNTING POLICIES
 
     Basis of Presentation -- In February 1998, Ardent Software, Inc. (formerly
VMARK Software, Inc.) and subsidiaries (the Company) merged with Unidata, Inc.
(Unidata). In connection with the merger, the Company issued 5,749,980 shares of
common stock to Unidata shareholders for all of their interest in Unidata. In
addition, options outstanding under Unidata's option plans were converted to
options under the Company's plans, adjusted only for the impact of the exchange
ratio between shares of the two companies. The merger was accounted for as a
pooling-of-interests and, accordingly, the Company's financial statements
include the accounts of Unidata for all periods prior to the merger.
 
     Prior to the consummation of the merger, Unidata had a fiscal year ending
on June 30 of each year. For purposes of presentation in these consolidated
financial statements, the balance sheet of the Company as of December 31, 1997
has been combined with the Unidata balance sheet as of December 31, 1997. The
Company's results of operations and cash flows for the year ended December 31,
1997 have been combined with Unidata's results of operations and cash flows for
the same period. The Company's results of operations and cash flows for the year
ended December 31, 1996 have been combined with the Unidata results of
operations and cash flows for the fiscal year ended June 30, 1996. Unidata's
summarized statement of operations and cash flows from operations for the
six-month period ended December 31, 1996 are included in Note 10 to these
consolidated financial statements.
 
     Information regarding the separate revenue and net income (loss) of the
combining companies in 1997 and 1996 is presented below. There were no
adjustments required to conform the accounting policies of the companies.
 
<TABLE>
<CAPTION>
                                                           1997        1996
                                                         --------    --------
                                                            (IN THOUSANDS)
<S>                                                      <C>         <C>
Revenue:
     Ardent (formerly VMARK)...........................  $ 57,554    $ 69,266
     Unidata...........................................    45,174      41,233
                                                         --------    --------
          Combined.....................................  $102,728    $110,499
                                                         ========    ========
Extraordinary Item:
     Ardent (formerly VMARK)...........................  $     --    $ (4,734)
     Unidata...........................................        --          --
                                                         --------    --------
          Combined.....................................  $     --    $ (4,734)
                                                         ========    ========
Net income (loss):
     Ardent (formerly VMARK)...........................  $  3,384    $ (7,375)
     Unidata...........................................   (12,305)     (2,618)
                                                         --------    --------
          Combined.....................................  $ (8,921)   $ (9,993)
                                                         ========    ========
</TABLE>
 
     Nature of the Business -- Ardent Software, Inc. designs, develops, markets,
sells and supports software for developing, deploying, and maintaining business
applications and data warehousing solutions. The Company also provides a
comprehensive range of services, including customer maintenance support,
training, on-site assistance and consulting. The Company has operations in the
United States, Canada, Europe, Australia, and Africa. Selling and marketing
activities are conducted through direct selling efforts, value-added resellers,
and distributors throughout the world. Research and development efforts are
conducted in the United States, the United Kingdom and Australia.
 
                                       F-9
<PAGE>   105
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     Consolidation -- The consolidated financial statements include the accounts
of the Company and its subsidiaries, all of which are wholly owned. All
significant intercompany balances and transactions have been eliminated.
 
     Use of Estimates -- The preparation of consolidated financial statements in
conformity with generally accepted accounting principles requires, out of
necessity, the use of estimates to determine the appropriate carrying value of
certain assets and liabilities. Each of these estimates requires the Company to
assess past history and to estimate probable outcomes in the future. Actual
results could differ from these estimates.
 
     Foreign Currency Translation -- The functional currency of foreign
operations is the local country's currency. Assets and liabilities of operations
outside the United States are translated into United States dollars using
current exchange rates at the balance sheet date. Results of operations are
translated at average exchange rates prevailing during each period. Translation
adjustments are accumulated as a separate component of stockholders' equity and
are considered a component of other comprehensive income (loss).
 
     The Company hedges its exposure to foreign currency fluctuations through
foreign exchange forward contracts. As of December 31, 1998, the Company had
foreign exchange forward contracts outstanding used to hedge foreign exchange
exposure on intercompany balances of certain of its international subsidiaries.
These contracts are comprised of contracts to sell foreign currency aggregating
$9,302,000 of notional amount (principally British pounds and French francs).
These contracts are short-term in duration (typically 90 days) and have limited
market risk, since decreases or increases in the unrealized gain or loss on any
position is generally fully offset by corresponding increases or decreases in
gains and losses on the intercompany balances being hedged. Credit risk is
limited to the risk that counterparties to these contracts fail to deliver at
maturity. The Company deals only with reputable financial institutions in
entering into these contracts and commitments and are never held for speculative
purposes. The gains and losses associated with currency rate changes on these
contracts, net of the corresponding gains and losses on the hedged intercompany
accounts, are recorded as a component of other income/expense in the period the
change occurs. Foreign exchange gains or losses were not material in any period
presented.
 
     Revenue Recognition -- Prior to 1998, revenue from software license sales
was recognized upon shipment of the product. To the extent that insignificant
obligations remained after delivery, costs associated with those obligations
were accrued at the time that revenue was recognized. Effective January 1, 1998,
the Company adopted the provisions of Statement of Position No. 97-2, "Software
Revenue Recognition" (SOP 97-2). Since that date, revenue from software license
sales continues to be recognized when persuasive evidence of an arrangement
exists, delivery of the product has been made, and a fixed fee and
collectibility has been determined; to the extent that obligations exist for
other services, the Company allocates revenue between the license and the
services based upon their relative fair value. Revenue from customer maintenance
support agreements is deferred and recognized ratably over the term of the
agreements. Revenue from consulting and training services is recognized as those
services are rendered. Adoption of the provisions of SOP 97-2 did not have a
significant impact on the consolidated results of operations or financial
position of the Company.
 
     Concentration of Credit Risk -- The Company sells its products to various
companies in several industries. The Company performs on-going credit
evaluations of its customers and maintains allowances for potential credit
losses, and such losses have been within management's expectations. The Company
generally requires no collateral from its customers.
 
     Advertising Costs -- Advertising costs, included in selling and marketing
expenses, are expensed as incurred and were approximately $1,966,000, $1,045,000
and $1,198,000 in 1998, 1997 and 1996, respectively.
 
                                      F-10
<PAGE>   106
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     Software Development Costs -- Certain software development costs for
products and product enhancements are capitalized after technological
feasibility has been established (generally when a working model is complete).
Such costs are included in intangible assets and are amortized over the
estimated useful lives (two to three years) in an amount equal to the greater of
the amount computed using the ratio of current revenues to total expected
revenues in a product's expected life or straight line. Related accumulated
amortization was approximately $2,387,000 and $2,255,000 at December 31, 1998
and 1997, respectively. Research and development costs and software development
costs incurred before technological feasibility has been established are
expensed as incurred.
 
     Property and Equipment -- Purchased property and equipment is recorded at
cost. Leased equipment is recorded at the present value of the minimum lease
payments required during the lease period. Depreciation and amortization are
provided using the straight-line method over the estimated useful lives of the
related assets or the life of the lease, whichever is shorter. Capitalized cost
of the leased assets was $9,689,000 and related accumulated amortization was
$1,493,000 at December 31, 1997. The Company renegotiated the lease of its
principal operating facility in the first quarter of 1998, and as a result of
this renegotiation, the lease no longer qualified as a capital lease. The
Company has re-classified the lease as operating, removed the asset and
liability from the balance sheet, and recorded a net gain of $600,000 as a
component of other income (expense) (see Note 3).
 
     Intangible Assets -- Intangible assets, other than capitalized software
development costs, are principally comprised of purchased technology and
goodwill and are recorded at cost. Amortization expense is recorded to costs of
software or other operating categories depending on the use of the related
intangible asset. Amortization expense is provided on a straight-line method
over the estimated life of the asset (two to seven years) and totaled, together
with amortization of software costs described above, $5,062,000, $4,378,000, and
$4,381,000 in the years ended December 31, 1998, 1997, and 1996, respectively.
The Company periodically reviews the carrying value of intangible assets in
relation to expectations of nondiscounted future cash flows attributable to each
asset. A permanent impairment in the value of an intangible asset is recognized
in operating results in the period the impairment occurs. Accumulated
amortization was $10,251,000 and $12,964,000 at December 31, 1998 and 1997,
respectively.
 
     Cash Equivalents -- The Company considers all short-term, highly liquid
investments, purchased with a remaining maturity of three months or less, to be
cash equivalents.
 
     Supplemental cash flow information is as follows (in thousands):
 
<TABLE>
<CAPTION>
                                                     YEAR ENDED DECEMBER 31,
                                                     ------------------------
                                                     1998     1997      1996
                                                     ----    ------    ------
<S>                                                  <C>     <C>       <C>
Cash paid for income taxes.........................  $365    $  787    $  672
Cash refunds of income taxes.......................   728     1,913     3,406
Cash paid for interest.............................   389     2,965     2,100
Stock issued in purchase acquisition...............    --     3,919     3,834
</TABLE>
 
     Income Taxes -- Deferred taxes are provided to reflect temporary
differences in the basis between book and tax assets and liabilities and certain
loss and credit carryforwards. Deferred tax assets and liabilities are measured
using currently enacted tax rates (see Note 5).
 
     Income (Loss) Per Common Share -- Basic income (loss) per common share is
computed using the weighted average number of common shares outstanding during
each year. Diluted income (loss) per common share reflects the effect of the
Company's outstanding options, except where such items would be anti-dilutive.
 
                                      F-11
<PAGE>   107
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     A reconciliation between shares used for the computation of basic and
diluted income (loss) per common share is as follows (in thousands):
 
<TABLE>
<CAPTION>
                                                                    YEAR ENDED
                                                           ----------------------------
                                                            1998       1997       1996
                                                            ----       ----       ----
<S>                                                        <C>      <C>          <C>
Shares for basic computation.............................  14,790     13,751     13,071
Effect of dilutive stock options.........................   1,934         --         --
                                                           ------     ------     ------
     Shares for diluted computation......................  16,724     13,751     13,071
                                                           ======     ======     ======
</TABLE>
 
     Potential shares from option exercises excluded from the diluted
calculation due to anti-dilution in the years ended December 31, 1997 and 1996
were 501,000 and 750,000, respectively.
 
     Fair Value of Financial Instruments -- Financial instruments held or used
by the Company include cash and its equivalents, accounts receivable, accounts
payable, capital lease obligations and forward foreign currency contracts. The
fair values of these instruments, which could change if market conditions
change, are based on management's estimates. With the exception of forward
contracts, management believes that the carrying value of these instruments
approximates fair value. At December 31, 1998 there was an unrealized gain on
foreign exchange contracts of approximately $66,000. The unrealized gain on
foreign exchange contracts at December 31, 1997 was approximately $107,000.
 
     Stock-Based Compensation -- Compensation cost associated with awards of
stock or options to employees is measured using the intrinsic value method. Tax
benefits associated with early exercise of stock options are generally recorded
as increases to additional paid-in capital (see Note 4).
 
     New Accounting Pronouncements -- In June 1998, the Financial Accounting
Standards Board (FASB) released Statement of Financial Accounting Standards No.
133, "Accounting for Derivative Instruments and Hedging Activities," (SFAS No.
133), which the Company will be required to adopt effective January 1, 2000.
SFAS No. 133 establishes standards for reporting and accounting for derivative
instruments, and conforms the requirements for treatment of hedging activities
across the different types of exposures hedged. The Company has not yet
completed its evaluation of SFAS No. 133, and is, therefore, unable to disclose
the impact adoption will have on its consolidated financial position or results
of operations.
 
     In December 1998, the AICPA released Statement of Position No. 98-9, (SOP
98-9) "Modification of SOP 97-2, "Software Revenue Recognition," with Respect to
Certain Transactions". SOP 98-9 amends SOP 97-2 to require that an entity
recognize revenue for multiple element arrangements by means of the "residual
method" when (1) there is vendor-specific objective evidence (VSOE) of the fair
values of all the undelivered elements that are not accounted for by means of
long-term contract accounting, (2) VSOE of fair value does not exist for one or
more of the delivered elements, and (3) all revenue recognition criteria of SOP
97-2 (other than the requirement for VSOE of the fair value of each delivered
element) are satisfied.
 
     The provisions of SOP 98-9 that extend the deferral of certain paragraphs
of SOP 97-2 became effective December 15, 1998. These paragraphs of SOP 97-2 and
SOP 98-9 will be effective for transactions that are entered into in fiscal
years beginning after March 15, 1999. Retroactive application is prohibited. The
Company does not expect the adoption of SOP 98-9 to have a material effect on
its consolidated financial position or results of operations.
 
     Changes in Presentation -- Certain prior year amounts have been
reclassified to conform to the current year presentation.
 
                                      F-12
<PAGE>   108
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
2.  MERGERS AND ACQUISITIONS
 
     Merger with Unidata, Inc.
 
     On February 10, 1998, the Company merged with Unidata, Inc. (see Notes 1
and 10).
 
     Acquisitions
 
     During the last three years, the Company has made the following additional
acquisitions, all of which were accounted for as purchases and the results of
operations included with those of the Company from the date of acquisition
(amounts in thousands):
 
<TABLE>
<CAPTION>
                                                       FAIR VALUE OF    NET LIABILITIES           TOTAL
            COMPANY ACQUIRED              CASH PAID    SHARES ISSUED        ASSUMED           CONSIDERATION
            ----------------              ---------    -------------    ---------------       -------------
<S>                                       <C>          <C>              <C>                <C>
Integrasoft (June 1998).................   $    --         $   --            $  405              $   405
O2 Technologies (December 1997).........     5,530          3,919             2,090               11,539
FT Technology Institute (January
  1996).................................       360             --                --                  360
Marine, S.A. (July 1996)................       561             --                --                  561
System Builder (November 1995)..........    10,509          3,834                --               14,343
</TABLE>
 
     Integrasoft -- Integrasoft was a meta data transformation technology
company which developed software to allow for management and re-use of meta
data. In connection with the acquisition, the Company assumed approximately
$405,000 in liabilities. Of this total consideration paid, $398,000 was
allocated to goodwill.
 
     O2 Technologies -- O2 Technologies ("O2") was a database software company
which developed, marketed, sold and supported an object database management
system. In connection with the acquisition, the Company issued 248,549 shares of
common stock. Of the total consideration paid, $3,040,000 was allocated to
research and development in process, for which no alternative use existed, and
was charged to expense at the date of consummation. The remainder of the
purchase price was allocated to purchased technology and goodwill based upon
fair values. At the time of acquisition, O2 had 2 new software products under
development, O2 Database version 5.0 and O2 Database version 5.1. Development of
version 5.0 began in early 1997. At the time of the close of the transaction,
approximately 65% of version 5.0 was complete, based on a cost-based percentage
of completion valuation method. Ardent invested an additional $1,300,000 in this
product following acquisition and the product was released in June 1998.
Development of version 5.1 also began in early 1997. At the time of the close of
the transaction, approximately 15% of this product was complete, based upon a
cost-based percentage of completion methodology. Ardent has invested
approximately $1,000,000 in this product since the acquisition and expects to
invest an additional $1,650,000 in this product before its scheduled release
date in March 1999. Both projects have progressed, in all material respects,
consistently with the assumptions that Ardent used for estimating the fair
value. The inability of Ardent to complete the technology within the expected
timeframe could materially impact future revenues and earnings, which could have
a material adverse effect on Ardent's business, financial condition and results
of operations.
 
     FT Technology Institute -- FT Technology Institute operated as an education
and service training business based in Sydney, Australia. The purchase price was
allocated between property and equipment and goodwill based upon an independent
appraisal. In December 1996, the Company decided to withdraw from this line of
business. The writedown of the remaining net book value of related assets and
employee termination costs are included in the results of operations in 1996 as
a component of costs and expenses (See Note 9).
 
     Marine, S.A. -- Marine, S.A. was a french software distributor known as
Patio ("Patio"). The purchase price was allocated between property and equipment
and goodwill based upon estimated fair values on the acquisition date.
 
     System Builder   -- System Builder was a software tools development
company. In connection with the acquisition, the Company issued 572,097 shares
of common stock. Of the total consideration paid,
 
                                      F-13
<PAGE>   109
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
$4,900,000 was allocated to research and development in process, for which no
alternative use existed, and was charged to expense at the date of consummation.
The remainder of the purchase price was allocated to property and equipment,
identifiable intangible assets and goodwill based upon fair values. At the time
of acquisition, System Builder had 3 new software products under development,
SQLator and new versions of the System Builder development tool, SB+ and the
client-based version of the tool, SBClient. SB+ and SBClient were released in
December 1996 and approximately $1,760,000 was incurred to complete the two
products. SQLator was released in February 1997 and $1,280,000 was incurred to
complete the product. The progression of the projects to completion was
substantially consistent with the expectations at the time of the acquisition.
 
     Pro Forma Results of Operations -- The results of operations for the
acquired entities were not significant to the Company in either 1998 or 1997.
Accordingly, pro forma information has not been presented.
 
3.  FINANCING AND LEASING ARRANGEMENTS
 
LEASING ARRANGEMENTS
 
     The Company leases office facilities, motor vehicles and certain office
furnishings under noncancelable operating lease agreements expiring on various
dates through 2008. Total rent expense under all operating leases for the years
ended December 31, 1998, 1997 and 1996 approximated $4,037,000, $3,271,000 and
$3,071,000, respectively.
 
     At December 31, 1998, future minimum payments under operating leases are
due as follows (in thousands):
 
<TABLE>
<CAPTION>
                  YEAR ENDED DECEMBER 31,
                  -----------------------
<S>                                                           <C>
     1999...................................................  $ 4,082
     2000...................................................    3,442
     2001...................................................    2,609
     2002...................................................    1,314
     2003...................................................      997
     Thereafter.............................................    5,096
                                                              -------
                                                              $17,540
                                                              =======
</TABLE>
 
     The Company had a twenty-year capital lease on its principal operating
facility which commenced in November 1994. In March 1998, the Company
renegotiated this lease. As part of the renegotiation, the term of the lease was
modified and reduced from 20 years to 14 years. As a result, the lease no longer
qualifies as a capital lease and has been reclassified as operating. In
connection with this reclassification, the Company removed the asset and
liability from the balance sheet and recorded a net gain of approximately
$600,000 as a component of other income (expense) in 1998.
 
LINES OF CREDIT
 
     The Company has a working capital line of credit with a bank under which
the Company may borrow, on a secured basis, up to the lesser of $12,500,000 or
70-80% of eligible domestic and foreign accounts receivable, conditioned upon
meeting financial covenants, including maintaining specified levels of quarterly
earnings, tangible net worth and liquidity. The line of credit also prohibits
the Company from paying dividends. Interest on outstanding borrowings under the
facility is at the bank's prime rate plus 1.25% -- .25%, depending on the
Company's tangible net worth. The applicable interest rate was 7.75% at December
31, 1998 and 8.5% at December 31, 1997. At December 31, 1998 and 1997, there
were no borrowings outstanding under the line-of-credit facility; as of each
date $10,200,000 and $5,830,000, respectively, were available to the Company
under the line of credit.
 
                                      F-14
<PAGE>   110
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     The Company had a credit agreement with a bank that provided a revolving
line of credit in the amount of $8,000,000 for working capital needs and the
purchase of O2 Technologies. Interest accrued at the bank's prime rate (8.5% at
December 31, 1997) plus 1%. The agreement provided for a borrowing base in an
amount equal to 80% of eligible accounts receivable, as defined, and was
collateralized by substantially all of the assets of the Company and a personal
guarantee for amounts drawn in excess of the borrowing base. At December 31,
1997, advances of $6,825,000 had been made against the line of credit, with
$1,175,000 remaining available. The Company was required to pay a commitment fee
at a rate of .25% per annum on the average daily unused portion of the line. The
revolving credit agreement included various restrictive covenants, the most
restrictive of which prohibited or limited the Company's capacity to incur
additional indebtedness, and required maintenance of certain financial
requirements including tangible net worth, fixed charge coverage and current
ratio, as defined in the agreement. In February 1998, the agreement expired and
the Company paid the outstanding balance in full.
 
STOCKHOLDER NOTES PAYABLE
 
     The Company had stockholder loans payable totaling $2,350,000 at December
31, 1997. The agreements required quarterly interest payments at a national
bank's prime lending rate (8.5% at December 31, 1997) plus 1%. The loans had an
original due date of December 31, 1996 and had been extended to December 31,
2003. The loans were not collateralized and had various restrictive covenants
which include restrictions on payment of dividends. In April 1998, the Company
paid down the remaining outstanding balance.
 
SUBORDINATED NOTE PAYABLE
 
     The Company had entered into a $10,000,000 eight-year note with an
insurance company that was to mature in December 2003. Interest accrued at a
rate of 11.5% per annum, payable semi-annually, with $96,000 accrued at December
31, 1997. The note was subordinated to all senior debt, as defined. Principal
payments of $1,500,000 were due each year beginning in December 1998 with the
balance due at maturity. The Company had the right to prepay $5,000,000 without
a premium. In March 1998, the Company paid the remaining outstanding balance in
full and the bank waived the prepayment penalty.
 
RECEIVABLES FINANCING ARRANGEMENTS
 
     As part of the Company's management of working capital, certain accounts
receivable are periodically sold to financial institutions. Such factoring
arrangements are treated as sales in accordance with SFAS No. 125, since the
Company relinquishes control and all rights over the accounts that are
transferred to the factor. Receivables sold under these arrangements aggregated
$13,200,000 in 1998 and $7,150,000 in 1997. These sales are typically done on a
limited recourse basis, and any potential losses are evaluated at the time the
asset is sold. To date, no losses on factored receivables have been incurred,
other than the fee charged to the Company by the factor.
 
     The Company, together with a third-party leasing company, offers a leasing
program to current and potential customers. Under the program, customers are
able to purchase Ardent products through operating and capital leases with a
third-party lessor. All sales under this program are subject to the Company's
normal revenue recognition policies and are made without recourse to the
Company. Sales under the program in the years ended December 31, 1998 and
December 31, 1997 totaled approximately $1,632,000 and $1,536,000, respectively.
 
4.  STOCKHOLDERS' EQUITY
 
     Preferred Stock -- The Board of Directors is authorized to designate one or
more series of preferred stock and to establish the voting, dividend,
liquidation and other rights and preferences of the shares of each series, and
to provide for the issuance of shares of any series. The Board of Directors has
designated
 
                                      F-15
<PAGE>   111
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
15,000 shares of $0.01 par value preferred stock as Series A Junior Preferred
Stock. At December 31, 1998, no shares of preferred stock were outstanding.
 
     Preferred Share Purchase Rights -- On June 6, 1996, the Company's Board of
Directors declared a dividend of one purchase right (a "Right") for every
outstanding share of the Company's common stock. The Rights were distributed on
June 12, 1996 to holders of record as of that date. Each Right entitles the
holder to purchase from the Company one one-thousandth of a share of Series A
Junior Preferred Stock at a price of $75, subject to adjustments in certain
events. The Rights will be exercisable only if a person or group acquires 15% or
more of the outstanding shares of the Company's common stock or announces a
tender offer, the consummation of which would result in such person or group
owning 30% or more of the Company's common stock. If a person or group (other
than the Company and its affiliates) acquires 15% or more of the Company's
outstanding common stock, each Right (other than Rights held by such person or
group) will entitle the holder to receive shares of common stock, or in certain
circumstances, cash, property, or other securities of the Company, having a
market value of two times the exercise price of the right. In addition if the
Company were acquired in a merger or other business combination, or if more than
50% of its assets or earning power were sold, each holder of a Right would be
entitled to exercise such Right and thereby receive common stock of the
acquiring company with a market value of two times the exercise price of the
Right. Furthermore, at any time after a person or group acquires more than 15%
of the outstanding stock, but prior to the acquisition of 50% of such stock, the
Board of Directors may, at its option, exchange all or a part of the Rights at
an exchange ratio of one share of common stock for each Right. The Company will
be entitled to redeem the Rights at $.01 per Right, subject to adjustment in
certain events, at any time on or prior to the tenth day after public
announcement that a 15% or greater position has been acquired by any person or
group. The Rights expire on June 12, 2006.
 
     1986 Stock Option Plan -- The Company's 1986 Stock Option Plan (the 1986
Plan) provides for the issuance of up to an aggregate 4,500,000 shares of common
stock upon the exercise of incentive stock options (ISOs) and non-qualified
stock options (NSOs) granted to key employees and consultants of the Company and
its subsidiaries. The exercise price for ISOs must be at least equal to the fair
market value of the underlying shares of common stock at the time of grant, and
the exercise price of NSOs may be at any price established by the Board of
Directors. The term of each option may not exceed ten years. Options are
exercisable either in full immediately, or in installments, as the Board of
Directors may determine at the time it grants such options. In general, the
shares acquired by exercising the options vest ratably over four to five years
from the date the options first become exercisable. As of December 31, 1998,
there were 588,946 options available for grant under the 1986 Plan.
 
     1991 Director Stock Option Plan -- The 1991 Director Stock Option Plan (the
Director Plan) provides for the grant of non-qualified stock options to
non-employee directors of the Company for the purchase of up to an aggregate of
350,000 shares of common stock. Under the Director Plan, each non-employee
director is entitled to receive, when first elected to serve as a director, an
option to purchase 15,000 shares. In addition, each non-employee director is
entitled to receive on January 31 of each year an option to purchase 10,000
shares (5,000 shares for 1998 and prior years). The exercise price of the
options may not be less than fair market value on the date of grant. Options may
only be exercised with respect to vested shares. As of December 31, 1998, there
were 91,920 options available for grant under the Director Plan. Options granted
under the Director Plan have ten year terms and vest over a three year period.
 
     1995 Non-Statutory Stock Option Plan -- The Company's 1995 Non-Statutory
Stock Option Plan (the 1995 Plan), provides for the grant of non-qualified stock
options to key employees (other than executive officers, who are not eligible to
participate) and consultants of the Company for the purchase of up to an
aggregate of 5,300,000 shares of common stock. The exercise price of the options
may be at any price established by the Board of Directors, which administers the
1995 Plan. The term of each option may not exceed ten years. Options are
exercisable over periods determined at the discretion of the Board
 
                                      F-16
<PAGE>   112
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
of Directors and are generally subject to vesting on a monthly basis over four
to five years. As of December 31, 1998, there were 1,271,343 options available
for grant under the 1995 Plan.
 
     The following is a summary of activity for all of the Company's option
plans:
 
<TABLE>
<CAPTION>
                                                                WEIGHTED AVERAGE
                                                                 EXERCISE PRICE
                                                    SHARES         PER SHARE
                                                  ----------    ----------------
<S>                                               <C>           <C>
Outstanding at January 1, 1996..................   2,675,827         $ 7.79
     Granted....................................   1,730,525           8.28
     Exercised..................................    (118,983)          4.49
     Canceled...................................    (951,733)         10.42
                                                  ----------         ------
Outstanding at December 31, 1996................   3,335,636           7.26
     Granted....................................   1,143,663           7.13
     Issued pursuant to O2 Technologies
       acquisition..............................     548,585           5.85
     Exercised..................................    (226,786)          5.17
     Canceled...................................    (906,878)          8.49
                                                  ----------         ------
Outstanding at December 31, 1997................   3,894,220           6.93
     Granted....................................   3,275,258          12.71
     Exercised..................................  (1,216,140)          6.37
     Canceled...................................    (326,287)          9.04
                                                  ----------         ------
Outstanding at December 31, 1998................   5,627,051         $10.25
                                                  ==========         ======
</TABLE>
 
     The following table sets forth information regarding options outstanding at
December 31, 1998:
 
<TABLE>
<CAPTION>
                                                                                 OPTIONS EXERCISABLE AND/OR
                                        OPTIONS OUTSTANDING                          SHARES TRANSFERABLE
                        ----------------------------------------------------    -----------------------------
                                       WEIGHTED AVERAGE          WEIGHTED                         WEIGHTED
                         NUMBER      REMAINING CONTRACTUAL       AVERAGE          NUMBER          AVERAGE
       RANGE OF         OF SHARES         LIFE(YEARS)         EXERCISE PRICE    EXERCISABLE    EXERCISE PRICE
   EXERCISE PRICES      ---------    ---------------------    --------------    -----------    --------------
<S>                     <C>          <C>                      <C>               <C>            <C>
$  .16 - $ 2.51.......    168,724             8.3                 $ 2.05           168,187         $2.05
  3.84 -   5.88.......    479,356             8.8                   5.68           418,857          5.66
  6.00 -   7.83.......  1,298,230             7.8                   6.88           615,816          6.89
  8.00 -  10.00.......  2,182,741             8.9                   9.75           624,695          9.41
 10.25 -  12.50.......    390,083             8.3                  10.98           127,711         10.83
 13.00 -  16.00.......    259,785             9.0                  14.13            57,358         14.13
 17.00 -  18.75.......    822,711             9.9                  18.67            11,693         17.23
 20.59 -  23.50.......     25,421             9.5                  24.24             3,728         22.80
                        ---------                                                ---------
                        5,627,051             8.7                 $10.25         2,028,045         $7.55
                        =========                                                =========
</TABLE>
 
     At December 31, 1997 and 1996, 1,440,147 and 948,599, respectively, options
were exercisable or the related shares were transferable.
 
     As described in Note 1, the Company uses the intrinsic value method to
measure compensation expense associated with grants of stock options to
employees. Had the Company used the fair value method to measure compensation,
the Company's net loss and diluted loss per share would have been $(3,326,000)
or $(0.22) per share in 1998, $(11,475,000) or $(0.84) per share in 1997, and
$(12,120,000) or $(0.93) per share in 1996.
 
     The fair value of each stock option is estimated on the date of grant using
the Black -Scholes option-pricing model with the following weighted-average
assumptions in 1998, 1997 and 1996: expected lives of 4 to 6 years, expected
volatility of 64.1% in 1998, 46.9% in 1997, and 64.9% in 1996, a dividend yield
of 0% and a risk-free interest rate of 4.75% in 1998, 6% in 1997 and 6.10% in
1996. Stock option grants made by Unidata prior to the merger were measured
using the minimum value method as Unidata had been
 
                                      F-17
<PAGE>   113
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
privately held and no data relating to volatility was available. The weighted
average fair value of options granted and awarded in 1998, 1997 and 1996 was
$7.38, $3.80, and $5.40, respectively.
 
     The option pricing model used was designed to value readily tradable stock
options with relatively short lives. The options granted to employees are not
tradable and have contractual lives of ten years. However, management believes
that the assumptions used and the model applied to value the awards yields a
reasonable estimate of the fair value of the grants made under the
circumstances.
 
     During 1996, a total of 80,000 options were granted to certain officers of
the Company at exercise prices which were an aggregate of $140,000 lower than
the market value at the date of grant. This amount was recorded as unearned
compensation and is being amortized to expense over the five year vesting period
of the options. Related compensation expense was approximately $28,000 in 1998
and 1997, and $26,000 in 1996. The weighted average exercise price of the
options involved is $6.38 per share.
 
     In January 1999, an additional 40,000 options were granted under the
Directors Plan at an exercise price of $26.88.
 
     Employee Stock Purchase Plan -- The Company's Employee Stock Purchase Plan
(the Purchase Plan) provides for the purchase of common stock at six-month
intervals at 85% of the lower of the fair market value on the first day or the
last day of each six-month period. The Company issued 114,579, 72,460 and
157,590 shares in 1998, 1997 and 1996, respectively, under the Purchase Plan. At
December 31, 1998, 220,188 shares were reserved for future issuance's under the
Purchase Plan. The pro forma disclosures presented above include compensation
expense related to the Purchase Plan of $168,000, $74,000 and $446,000 in 1998,
1997 and 1996, respectively.
 
     Warrants -- In connection with obtaining financing in 1996, the Company had
issued warrants to existing stockholders to acquire 111,912 shares of its common
stock. These warrants were exercised in connection with the repayment of the
related obligation. Pursuant to the exercise of the warrants, the Company
received $250,000 in proceeds.
 
     The Company has issued warrants to existing stockholders to acquire 114,151
shares of its common stock. The warrants are exercisable until December 2004 at
an exercise price of $8.56.
 
5.  INCOME TAXES
 
     The components of income (loss) before income taxes and extraordinary item
were comprised of the following (in thousands):
 
<TABLE>
<CAPTION>
                                                   YEAR ENDED DECEMBER 31,
                                                 ----------------------------
                                                  1998      1997       1996
                                                 ------    -------    -------
<S>                                              <C>       <C>        <C>
     Domestic..................................  $2,574    $(3,304)   $(4,425)
     Foreign...................................   2,194     (4,468)    (1,469)
                                                 ------    -------    -------
                                                 $4,768    $(7,772)   $(5,894)
                                                 ======    =======    =======
</TABLE>
 
                                      F-18
<PAGE>   114
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     The components of the provision (benefit) for income taxes consists of the
following (in thousands):
 
<TABLE>
<CAPTION>
                                                    YEAR ENDED DECEMBER 31,
                                                  ---------------------------
                                                   1998      1997      1996
                                                  ------    ------    -------
<S>                                               <C>       <C>       <C>
Current:
     Federal....................................  $  889    $  110    $   258
     State......................................     105       103        (20)
     Foreign....................................   1,507       (88)       290
                                                  ------    ------    -------
          Total.................................   2,501       125        528
                                                  ------    ------    -------
Deferred:
     Federal....................................   1,177     1,105       (821)
     State......................................     138      (364)      (111)
     Foreign....................................    (685)      283       (231)
                                                  ------    ------    -------
          Total.................................     630     1,024     (1,163)
                                                  ------    ------    -------
               Total............................  $3,131    $1,149    $  (635)
                                                  ======    ======    =======
</TABLE>
 
     Significant components of the Company's deferred income tax assets and
liabilities were as follows at December 31 (in thousands):
 
<TABLE>
<CAPTION>
                                                            1998     1997
                                                            ----     ----
<S>                                                        <C>      <C>
Current assets:
     Accounts receivable.................................  $  749   $1,398
     Accrued expenses and other..........................     885      445
                                                           ------   ------
          Total current assets...........................  $1,634   $1,843
                                                           ======   ======
Long-term assets and liabilities:
     Property and equipment..............................  $ (328)  $  (62)
     Intangible assets...................................   3,050    2,781
     Capitalized software costs..........................    (521)     (67)
     Net operating loss carryforwards -- U.S.............   4,667    5,131
     Net operating loss carryforwards -- foreign.........   2,628    2,125
     Tax credit carryforwards -- U.S.....................   2,487    2,420
     Other...............................................     104      101
     Valuation allowance.................................  (7,689)  (7,609)
                                                           ------   ------
          Total net long-term assets.....................  $4,398   $4,820
                                                           ======   ======
</TABLE>
 
     The valuation allowance for deferred tax assets as of December 31, 1997,
was $7,609,000. The net change in the total valuation allowance for the year
ended December 31, 1998, was an increase of $80,000 principally due to fully
reserved tax benefits of foreign loss carryforwards. A valuation allowance of
$7,689,000 remains at December 31, 1998, and is primarily attributable to loss
and credit carryforwards that the Company currently evaluates as not being
likely to be realized.
 
     At December 31, 1998, the Company has federal net operating loss
carryforwards of approximately $13,726,000, and federal tax credit carryforwards
of approximately $2,034,000, that all expire in varying amounts beginning in
1999 through 2018. Due to the "change in ownership" provisions of the Internal
Revenue Code of 1986, the availability of net operating loss and tax credit
carryforwards to offset future federal taxable income is subject to cumulative
annual limitations. Restrictions on net operating loss carryforwards expire at a
rate of approximately $1,665,000 in 1999, and $1,490,000 for years thereafter
through 2005. As of December 31, 1998, $3,022,000 of limited net operating loss
carryforwards were not subject to restrictions of future usage. Foreign tax loss
carryforwards of $7,147,000 are available for use in reducing future taxable
income in certain foreign jurisdictions.
 
                                      F-19
<PAGE>   115
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     The difference between the provision (benefit) for income taxes and the
amount computed by applying the highest federal statutory income tax rate of 35%
to income (loss) before provision (benefit) for income taxes and extraordinary
items is explained below:
 
<TABLE>
<CAPTION>
                                                          YEAR ENDED DECEMBER 31
                                                          -----------------------
                                                          1998     1997     1996
                                                          ----     ----     ----
<S>                                                       <C>      <C>      <C>
Statutory tax rate....................................     35%      (35)%    (35)%
State taxes, net of federal benefit...................      3        (5)      (3)
Surtax exemption......................................     (1)        1        1
Nondeductible charges and other.......................      3         3       13
Foreign income taxes..................................     (7)       21        4
Change in valuation allowance.........................      9        (4)       8
Tax credits and other.................................     --        (5)       1
Non-deductible in-process research and development....     --        39       --
Non-deductible merger charges.........................     23        --       --
                                                           --       ---      ---
Effective tax rate....................................     65%       15%     (11)%
                                                           ==       ===      ===
</TABLE>
 
6.  SEGMENT INFORMATION
 
     The Company has identified two distinct and reportable segments: the
Database segment and the Data warehouse segment. The Company considers these two
segments reportable under SFAS No. 131 criteria as they are managed separately
and the operating results of each segment are regularly reviewed and evaluated
separately by the Company's chief decision maker and Board of Directors.
Evaluations of each segment are done on the basis of income (loss) from
operations.
 
     The accounting policies of each segment are the same as those described in
Note 1. There are no intercompany transactions between the two business
segments. There is no Data warehouse revenue or expense information for the year
ended December 31, 1996, as the Data warehouse business unit was not formed
until fiscal year 1997.
 
                                      F-20
<PAGE>   116
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     Within each operating segment, the Company's operations are conducted
throughout the world, with four locations representing individually more than
10% of revenues or income (loss) from operations; the United States of America
(US), the United Kingdom (UK), the Asia Pacific region (principally Australia),
and France. The Company also conducts operations in Canada, Germany, South
Africa and Japan, however, these operations are individually insignificant and
have been included in "Other Foreign" below. The following table presents
information about the Company's operating segments:
<TABLE>
<CAPTION>
                                           DATABASE SEGMENT                     DATA WAREHOUSE SEGMENT
                            -----------------------------------------------   --------------------------
                                                 ASIA                OTHER                        ASIA
                              US        UK      PACIFIC   FRANCE    FOREIGN     US       UK      PACIFIC
                            -------   -------   -------   -------   -------   ------   -------   -------
<S>                         <C>       <C>       <C>       <C>       <C>       <C>      <C>       <C>
1998
Revenue:
    License revenue.......  $34,505   $10,772   $ 3,719   $ 6,136   $2,013    $8,457   $ 1,530   $1,182
    Services revenue......   30,136     7,118     3,447     3,332    1,485     2,695       386      275
                            -------   -------   -------   -------   ------    ------   -------   ------
        Total revenue.....   64,641    17,890     7,166     9,468    3,498    11,152     1,916    1,457
                            -------   -------   -------   -------   ------    ------   -------   ------
Merger costs..............   11,549     1,281     1,240       705      120        --        --       --
                            -------   -------   -------   -------   ------    ------   -------   ------
Income (loss) from
  operations..............  $(3,620)  $ 6,787   $  (219)  $(1,530)  $2,134    $3,063   $(2,170)  $ (257)
                            =======   =======   =======   =======   ======    ======   =======   ======
1997
Revenue:
    License revenue.......  $33,239   $ 8,982   $ 5,252   $ 6,078   $  946    $2,680   $   524   $  358
    Services revenue......   31,267     4,622     3,913     1,772    1,472       755        11      104
                            -------   -------   -------   -------   ------    ------   -------   ------
        Total revenue.....   64,506    13,604     9,165     7,850    2,418     3,435       535      462
                            -------   -------   -------   -------   ------    ------   -------   ------
Income (loss) from
  operations..............  $(2,894)  $ 2,410   $(3,993)  $  (532)  $  280    $ (502)  $(1,467)  $  337
                            =======   =======   =======   =======   ======    ======   =======   ======
1996
Revenue:
    License revenue.......  $41,072   $ 9,513   $ 3,968   $ 3,696   $3,556        --        --       --
    Services revenue......   30,788     4,537     3,899     3,124    6,346        --        --       --
                            -------   -------   -------   -------   ------    ------   -------   ------
        Total revenue.....   71,860    14,050     7,867     6,820    9,902
                            -------   -------   -------   -------   ------    ------   -------   ------
Exit and restructuring
  costs...................    3,471         9       574       268       --        --        --       --
                            -------   -------   -------   -------   ------    ------   -------   ------
Income (loss) from
  operations..............  $(2,235)  $  (311)  $  (728)  $  (658)  $ (147)       --        --       --
                            =======   =======   =======   =======   ======    ======   =======   ======
 
<CAPTION>
                              DATA WAREHOUSE SEGMENT
                            --------------------------
                                      OTHER     TOTAL
                            FRANCE   FOREIGN    CONS.
                            ------   -------   -------
<S>                         <C>      <C>       <C>
1998
Revenue:
    License revenue.......  $1,436    $ 450    $70,200
    Services revenue......     175       11     49,060
                            ------    -----    -------
        Total revenue.....   1,611      461    119,260
                            ------    -----    -------
Merger costs..............      --       --     14,895
                            ------    -----    -------
Income (loss) from
  operations..............  $  661    $(271)   $ 4,578
                            ======    =====    =======
1997
Revenue:
    License revenue.......  $  657    $  96    $58,812
    Services revenue......      --       --     43,916
                            ------    -----    -------
        Total revenue.....     657       96    102,728
                            ------    -----    -------
Income (loss) from
  operations..............  $  507    $  66    $(5,788)
                            ======    =====    =======
1996
Revenue:
    License revenue.......      --       --    $61,805
    Services revenue......      --       --     48,694
                            ------    -----    -------
        Total revenue.....                     110,499
                            ------    -----    -------
Exit and restructuring
  costs...................      --       --      4,322
                            ------    -----    -------
Income (loss) from
  operations..............      --       --    $(4,079)
                            ======    =====    =======
</TABLE>
 
     Export sales from the United States did not exceed ten percent of revenue
for any year presented.
 
     Information regarding assets or cash flows by segment is not available.
Information regarding assets by geographical location as of December 31 is as
follows:
 
<TABLE>
<CAPTION>
                                                          1998      1997
                                                          ----      ----
<S>                                                      <C>       <C>
United States of America...............................  $69,980   $84,862
United Kingdom.........................................   10,976     8,273
Asia Pacific (primarily Australia).....................    3,543     4,137
France.................................................    7,516     8,138
Other foreign..........................................    2,741     1,537
Eliminations...........................................  (11,952)  (12,963)
                                                         -------   -------
          Total assets.................................  $82,804   $93,984
                                                         =======   =======
</TABLE>
 
7.  LITIGATION
 
     The Company was a defendant in a proceeding in the U.S. District Court in
the District of Massachusetts. The plaintiffs alleged that the Company and
certain of its officers, during July through October 1995, made certain untrue
statements and failed to disclose certain information regarding the Company's
prospective financial performance in violation of Section 10(b) of the
Securities Exchange Act of 1934 and Rule 10b-5 thereunder and that such
statements and omissions artificially inflated the market
 
                                      F-21
<PAGE>   117
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
prices of the Company's stock. The Company denied the allegations. Following
completion of all discovery, the defendants and their insurance carrier reached,
in September 1998, an agreement in principle with the plaintiffs to settle the
action. The Company has recorded its contribution to the agreed settlement which
was not material to the consolidated financial position or results of operations
of the Company for the year ended December 31, 1998.
 
     The Company is a defendant in two actions filed against Unidata prior to
its merger into the Company, one in May 1996 in the U.S. District Court for the
Western District of Washington and one in September 1996 in the U.S. District
Court for the District of Colorado. The plaintiff, a company controlled by a
former stockholder of Unidata and a distributor of its products in certain parts
of Asia, alleges in both actions the improper distribution of certain Unidata
products in the plaintiff's exclusive territory and asserts damages of
approximately $30,000,000 under claims for fraud, breach of contract, unfair
competition, racketeering and corruption, and trademark and copyright
infringement, among other relief. Unidata denied the allegations against it in
its answers to the complaints. In the Colorado action, Unidata moved that the
matter be resolved by arbitration in accordance with its distribution agreement
with the plaintiff. The motion regarding arbitration has been under the Court's
consideration for approximately two years. No discovery or other activities in
either action has occurred pending the Court's decision on the motion for
arbitration. Management of the Company believes that the actions against the
Company are without merit and plans to continue to oppose them vigorously.
 
     The Company is a defendant in an action filed in July 1998 in the U.S.
District Court for the Southern District of Ohio. The plaintiff, with whom the
Company entered into a joint venture in 1996 to develop the Object Studio
product, alleges in its complaint that the Company is obligated to support the
joint venture in amounts up to $1,400,000 per year for an aggregate present
value liability of up to $8,000,000. The Company believes the allegations are
without merit and has denied its alleged liability and filed certain
counterclaims against the plaintiff seeking an amount in excess of $9,000,000.
 
     The Company is also subject to various other legal proceedings and claims,
either asserted or unasserted, which arise in the ordinary course of business.
While the outcome of these claims cannot be predicted with certainty, management
does not believe that the outcome of any of these legal matters will have a
material adverse effect on the Company's consolidated financial position or
results of operations.
 
8.  RETIREMENT PLANS
 
     The Company provides certain supplemental retirement benefits to its
executive officers, which it has funded through life insurance policies in a
"split dollar" arrangement. The executive officers are allowed to borrow against
the excess cash surrender value in the policy over and above the Company's
cumulative paid-in premiums. Upon termination of a policy or the death of the
insured executive, the Company will receive proceeds equal to the amount of the
cumulative premium paid by the Company. The Company may borrow against its share
of the accumulated cash surrender value in the respective policies at any time.
The Company accounts for these policies as a defined contribution plan and
expenses premiums on the policies as incurred, which represents the compensation
element of the plan. In addition, since the Company controls its share of the
cash surrender value of the policies at all times, it accounts for any changes
in cash surrender value in accordance with the guidance provided in Financial
Accounting Standards Board Technical Bulletin No. 85-4, "Accounting for
Purchases of Life Insurance." Accordingly, increases or decreases in cash
surrender value are recognized each period and the asset recorded on the
Company's books represents the lesser of the Company's share of cash surrender
value or the cumulative premiums paid on the policies. This amount is included
in other long-term assets and was $2,807,000 and $2,016,000 at December 31, 1998
and 1997, respectively. Total premiums in 1998, 1997, and 1996 were
approximately $858,000, $659,000, and $466,000, respectively.
 
                                      F-22
<PAGE>   118
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     The Company has 401(k) retirement and savings plans (the Plans) covering
substantially all U.S. employees. The Plans allow each participant to contribute
up to 15% of his or her base wage up to an amount not to exceed an annual
statutory maximum. Effective January 1, 1996, the Company matches 50% of the
contributions of each participant in excess of 2% of such participant's annual
compensation, up to 4% of such participant's annual compensation. The Company
made matching contributions to the Plan of approximately $741,000, $536,000, and
$538,000 in 1998, 1997, and 1996, respectively.
 
9.  MERGER, EXIT AND RESTRUCTURING COSTS
 
MERGER COSTS
 
     In connection with the merger with Unidata, the Company recorded a charge
of $14,895,000. The charge included $3,910,000 for financial advisor, legal and
accounting fees, $6,209,000 for severance and related costs, $2,170,000 for
closure of facilities, and $2,606,000 for the write-off of redundant assets. The
severance costs related to the termination of 139 Unidata and VMARK employees
who held overlapping positions and terminated employment principally within a
period of one month prior and one month following the close of the merger. Costs
associated with integration activities preceding and following the merger were
charged to expense as incurred. The facilities closure costs related to the
accrual of future rental obligations for duplicate sales offices which were
identified at the time of the merger in California, Georgia, New Jersey,
Colorado, Texas, Australia, France, and the United Kingdom. The offices were
closed within a period of one month prior and two months following the merger
and were either sublet, or remained idle until the end of the lease term. Rent
costs following the merger until closures were finalized and employees were
moved were charged to expense as incurred. The redundant assets which were
written off in connection with the merger included the net book value of
abandoned leasehold improvements, scrapped computer equipment, scrapped
documentation and product inventory with predecessor company names and prepaid
license inventory related to a version of the Unidata database product which was
no longer sold following the merger. All assets were scrapped or disposed of
within 2 months following the merger. Benefits related to reduced salaries, rent
and depreciation began to be realized immediately following the merger. As of
December 31, 1998, $1,312,000 remains unpaid comprised principally of future
rental obligations on idle facilities and approximately $300,000 of severance
associated with longer term arrangements with senior executives.
 
RESTRUCTURING COSTS
 
     The 1996 results include a $2,125,000 restructuring charge associated with
the downsizing of Object Studio -- related activities. The charge was recorded
pursuant to a formal plan adopted and announced in May 1996. The charge included
approximately $1,900,000 in employee severance and benefits, $153,000 for the
write off of capitalized software and $72,000 related to abandonment of
facilities. Fifty employees were immediately terminated in this restructuring.
As of December 31, 1998, all balances related to this restructuring have been
paid.
 
     The 1996 results also include a $2,197,000 charge associated with a
restructuring and reduction in staff from all areas of the Company. Management
approved the restructuring plan late in fiscal year 1996 with the intent to
bring costs in line with revenues. The charge included $1,591,000 in employee
severance and benefits and $606,000 for the write-off of intangible assets. This
intangible asset write-off related to the impairment of the remaining net book
value of technology purchased in 1992, the development of which ceased with the
release of UniVerse 9.0. Thirty-four employees were immediately terminated in
this restructuring. As of December 31, 1998, all balances related to this
restructuring had been paid.
 
                                      F-23
<PAGE>   119
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
EXTRAORDINARY LOSS
 
     In December 1996, as part of the Company's ongoing efforts to direct the
business towards growth areas, management, at the direction of the Board of
Directors, undertook a review of all existing businesses, including those
acquired through the merger with Easel Corporation in 1995 which was accounted
for as a pooling-of-interests. Following this review, in December 1996,
management recommended and the Board of Directors approved a comprehensive plan
to exit certain businesses. In general, these businesses represented portions of
the business with minimal profitability and lower future growth prospects. For
discussion of certain abandoned businesses and asset write-offs, see above.
 
     Among the product lines and businesses to be discontinued or abandoned were
certain products or lines of business present at the date of the merger with
Easel. Because these dispositions were not contemplated at the date of the
merger and are therefore outside of the normal course of business, they have
been presented as an extraordinary item.
 
     The components of the extraordinary item recorded in 1996 consist of the
following (in thousands):
 
<TABLE>
<S>                                                           <C>
Net loss on disposition of ASG..............................  $   537
Object Studio:
     Asset writedown........................................    1,845
     Facilities closure.....................................    1,419
     Severance related costs................................      417
     Expected costs and funding for joint venture...........    1,700
                                                              -------
Pre-tax extraordinary item..................................    5,918
Tax benefit.................................................   (1,184)
                                                              -------
Extraordinary loss..........................................  $ 4,734
                                                              =======
</TABLE>
 
     The Company's US education business, ASG, was sold to a third party for
$420,000. The net loss reflected above represents the write-down of the assets
of ASG to net realizable value.
 
     In October, 1996, the Company entered into a joint venture with one of its
resellers (the "Other Party") to develop and support the ObjectStudio product
suite. This joint venture was formed to allow the Company to reduce its ongoing
cash cost of continued development of ObjectStudio. The Company's investment
consisted of certain product rights. The Company's share of the venture's loss
for the quarter ended December 31, 1996 is included as a component of other
income and expense.
 
     Despite the formation of the joint venture, profitability related to the
ObjectStudio product line continued to be below expectation. In addition,
certain actions by competitors in the ObjectStudio marketplace led the Company
to conclude that it was not in the best interest of the Company to continue to
support this product line and that the Company would be best served by focusing
its resources on product lines with more favorable prospects. Accordingly, the
Company decided to exit the ObjectStudio product line.
 
     To facilitate exit from the ObjectStudio product line, in December 1996 the
Company entered into certain agreements which effectively transferred all of the
Company's rights to the product to the Other Party. The Other Party also agreed
to take over the operations of the Company's German subsidiary (devoted to
ObjectStudio) and to assume all of the Company's obligations related to
ObjectStudio in exchange for a one time payment of $300,000. In addition, the
Company agreed to maintain its funding commitment to the joint venture for 1997,
aggregating $1,400,000, and accepted a significant reduction in its rights in
the venture. Because the Company had committed to pay the one time payment and
1997 funding, such costs were considered to be exit costs and were accrued at
December 31, 1996.
 
                                      F-24
<PAGE>   120
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     As a result of the plan to exit the ObjectStudio business, forty employees
were terminated and such costs were accrued at December 31, 1996. The Company
also incurred costs for facility abandonment related to the German subsidiary
which was also charged to the extraordinary item. In addition, it was determined
that the Company's investment in the joint venture was worthless, as the Company
had transferred all of its rights in the related products and did not expect to
recover any of the funds invested. Accordingly, the investment was written down
to zero and a loss of $1,845,000 was recorded.
 
     In 1997, the Company recorded no revenue or expenses associated with
ObjectStudio activity or the joint venture. In addition, the Company has paid
substantially all amounts described above and the dissolution of the joint
venture commenced in 1997, in line with the Company's expectations in 1996.
However, as discussed in Note 7, the Other Party has asserted certain claims
against the Company regarding the joint venture. At December 31, 1998,
approximately $800,000 in facilities costs remains unpaid.
 
     The following is a summary of activity in the various restructurings and
merger accrual balances in the years ended December 31, 1998 and 1997 (in
thousands):
 
<TABLE>
<CAPTION>
                                                           DECEMBER
                                          MAY 1996           1996        EXTRAORDINARY   1998 MERGER
                                        RESTRUCTURING   RESTRUCTURING        ITEM          ACCRUAL      TOTAL
                                        -------------   --------------   -------------   -----------   -------
<S>                                     <C>             <C>              <C>             <C>           <C>
Balances as of December 31, 1996......      $ 418          $ 1,591          $ 3,537        $    --     $ 5,546
Severance payments....................       (320)          (1,582)            (417)                    (2,319)
Funding payments......................                                       (1,745)                    (1,745)
Facilities payments...................                                         (414)                      (414)
                                            -----          -------          -------        -------     -------
Balances as of December 31, 1997......         98                9              961             --       1,068
                                            -----          -------          -------        -------     -------
Unidata merger charge.................                                                      14,895      14,895
Severance payments....................        (98)              (9)                         (5,937)     (6,044)
Asset impairment......................                                                      (2,606)     (2,606)
Professional fees.....................                                                      (3,910)     (3,910)
Facilities payments...................                                         (161)        (1,130)     (1,291)
                                            -----          -------          -------        -------     -------
Balances as of December 31, 1998......      $  --          $    --          $   800        $ 1,312     $ 2,112
                                            =====          =======          =======        =======     =======
</TABLE>
 
10.  RESULTS OF OPERATIONS OF UNIDATA, INC.
 
     As described in Note 1, the Company consummated the merger with Unidata,
Inc. on February 10, 1998. Prior to 1997, Unidata's fiscal year ended on June
30. Therefore, the six months of Unidata's operations and cash flows for the
period ending December 31, 1996 were not included in the 1996 consolidated
statements of operations and cash flows.
 
                                      F-25
<PAGE>   121
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     The summarized statement of operations and statement of cash flows for
Unidata for the six months ended December 31, 1996 are as follows (in
thousands):
 
<TABLE>
<CAPTION>
                                                              SIX MONTHS ENDED
             SUMMARIZED STATEMENT OF OPERATIONS               DECEMBER 31, 1996
             ----------------------------------               -----------------
<S>                                                           <C>
Revenue.....................................................       $22,745
Total costs and expenses....................................        22,558
Net loss....................................................          (549)
SUMMARIZED STATEMENT OF CASH FLOWS
Cash provided by operating activities.......................       $   694
Cash used in investing activities...........................        (1,737)
Cash provided from financing activities.....................             7
Effect of exchange rates on cash............................            34
                                                                   -------
Decrease in cash equivalents................................       $(1,002)
                                                                   =======
</TABLE>
 
11.  RELATED PARTY
 
     During 1996, the Company issued a note payable to an insurance company and
affiliates. The insurance company is a stockholder and held warrants to purchase
111,912 shares of common stock (see Note 4). The Company had engaged this
insurance company to provide medical and life insurance for employees as well as
administer the Company's 401k Plan. During fiscal year 1997 and 1996, payments
to the insurance company for interest on the note totaled $1,150,000 and
$582,000 respectively, and payments for insurance benefits totaled $809,000 and
$251,000, respectively.
 
     During 1996, the Company issued warrants to purchase 114,151 shares of
common stock to a director and an employee, both of whom are stockholders of the
Company (see Note 4).
 
     The Company paid $222,000 and $228,000 in interest to a stockholder and
director during fiscal year 1997 and 1996, respectively, on an outstanding loan
of $2,350,000. The rate charged is the same as those paid to another
unaffiliated bank for working capital loans. In April 1998, the outstanding
balance of this loan was paid in full (see Note 3).
 
     A former director and stockholder of the Company is a partner in a law firm
that was engaged by the Company to provide legal services. The Company had paid
$279,000 and $298,000 in legal services to this law firm during fiscal year 1997
and 1996, respectively.
 
12.  SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED -- IN THOUSANDS)
 
<TABLE>
<CAPTION>
                                               FIRST     SECOND      THIRD     FOURTH
                    1998                      QUARTER    QUARTER    QUARTER    QUARTER
                    ----                      -------    -------    -------    -------
<S>                                           <C>        <C>        <C>        <C>
Revenue.....................................  $25,710    $29,237    $29,734    $34,579
Income (loss) from operations...............  (12,368)     4,711      5,068      7,167
Net income (loss)...........................   (9,357)     2,968      3,321      4,705
Basic net income (loss) per common share....     (.66)       .20        .22        .31
Diluted net income (loss) per common
  share.....................................     (.66)       .18        .20        .27
                    1997
Revenue.....................................  $26,020    $29,108    $23,580    $24,020
Income (loss) from operations...............    1,321      1,583       (595)    (8,097)
Net income (loss)...........................      464        481       (753)    (9,113)
Basic net income (loss) per common share....      .03        .04       (.05)      (.65)
Diluted net income (loss) per common
  share.....................................      .03        .03       (.05)      (.65)
</TABLE>
 
                                      F-26
<PAGE>   122
                             ARDENT SOFTWARE, INC.
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
 
     Quarterly results of operations are affected by a number of factors,
primarily seasonality and the impact of acquisitions. Revenues for the third
quarter of 1997 declined due to the method of combining the results of Ardent
and Unidata; prior to the merger Unidata utilized a June year end. As a result,
the reported second quarter of 1997 for the combined company includes the last
fiscal quarter of 1997 for Unidata; traditionally, Unidata experienced declines
in the revenue in the first quarter of its fiscal years.
 
     In addition, in the first quarter of 1998 and the fourth quarter of 1997,
the Company consummated certain business combinations which required expensing
certain amounts related to merger costs and in-process research and development
charges.
 
     During 1998, the Company revised its estimate of the amount allocable to
acquired technology related to O2 Technologies. As a result of this revision, an
increase of $645,000 in amortization expense was recorded in the fourth quarter
of 1998.
 
                                      F-27
<PAGE>   123
 
                     PRISM SOLUTIONS, INC. AND SUBSIDIARIES
 
                         INDEX TO FINANCIAL STATEMENTS
 
<TABLE>
<S>                                                           <C>
Report of Independent Accountants...........................  F-29
Consolidated Balance Sheets as of December 31, 1998 and
  1997......................................................  F-30
Consolidated Statements of Operations for the three years
  ended December 31, 1998, 1997 and 1996....................  F-31
Consolidated Statements of Stockholders' Equity for the
  three years ended December 31, 1998, 1997 and 1996........  F-32
Consolidated Statements of Cash Flows for the three years
  ended December 31, 1998, 1997 and 1996....................  F-33
Notes to Consolidated Financial Statements..................  F-35
</TABLE>
 
                                      F-28
<PAGE>   124
 
                       REPORT OF INDEPENDENT ACCOUNTANTS
 
To the Board of Directors and Stockholders
Prism Solutions, Inc. and Subsidiaries:
 
     In our opinion, the accompanying consolidated balance sheets and the
related consolidated statements of operations, stockholders' equity and cash
flows present fairly, in all material respects, the financial position of Prism
Solutions, Inc. and its subsidiaries at December 31, 1998 and 1997, and the
results of their operations and their cash flows for each of the three years in
the period ended December 31, 1998, in conformity with generally accepted
accounting principles. These financial statements are the responsibility of the
Company's management; our responsibility is to express an opinion on these
financial statements based on our audits. We conducted our audits of these
statements in accordance with generally accepted auditing standards which
require that we plan and perform the audit to obtain reasonable assurance about
whether the financial statements are free of material misstatement. An audit
includes examining, on a test basis, evidence supporting the amounts and
disclosures in the financial statements, assessing the accounting principles
used and significant estimates made by management, and evaluating the overall
financial statement presentation. We believe that our audits provide a
reasonable basis for the opinion expressed above.
 
     The accompanying financial statements have been prepared assuming the
Company will continue as a going concern. As discussed in Note 12 to the
financial statements, the Company has suffered recurring losses from operations
that raise substantial doubt about its ability to continue as a going concern.
Management's plans in regard to these matters, which include the proposed merger
with Ardent Software, Inc., are also described in Note 12. The financial
statements do not include any adjustments that might result from this
uncertainty.
 
PRICEWATERHOUSECOOPERS LLP
 
San Jose, California
March 1, 1999
 
                                      F-29
<PAGE>   125
 
                             PRISM SOLUTIONS, INC.
 
                          CONSOLIDATED BALANCE SHEETS
                       (IN THOUSANDS, EXCEPT SHARE DATA)
 
<TABLE>
<CAPTION>
                                                                  DECEMBER 31,
                                                              --------------------
                                                                1998        1997
                                                              --------    --------
<S>                                                           <C>         <C>
ASSETS
Current assets:
  Cash and cash equivalents.................................  $  6,169    $  6,351
  Short-term investments....................................        --      15,355
  Accounts receivable, net of allowance for doubtful
     accounts of $481 and $649 in 1998 and 1997,
     respectively...........................................     9,994      14,186
  Other receivables.........................................       510         650
  Prepaid expenses and other current assets.................       464         927
                                                              --------    --------
     Total current assets...................................    17,137      37,469
Property and equipment, net.................................     3,620       3,517
Other assets................................................     1,855       2,199
                                                              --------    --------
     Total assets...........................................  $ 22,612    $ 43,185
                                                              ========    ========
LIABILITIES
Current liabilities:
  Notes payable, current portion of long-term debt and
     capital leases.........................................  $    214    $    262
  Accounts payable..........................................     3,314       2,813
  Accrued commissions.......................................       657       1,169
  Accrued payroll and related...............................     2,384       2,335
  Deferred revenue..........................................     3,980       5,221
  Other accrued liabilities.................................     1,168       3,417
                                                              --------    --------
     Total current liabilities..............................    11,717      15,217
Notes payable, long-term debt and capital leases............       329         364
                                                              --------    --------
     Total liabilities......................................    12,046      15,581
                                                              --------    --------
Commitments and contingencies (Note 5)
 
STOCKHOLDERS' EQUITY
Convertible preferred stock, par value $0.001 per share:
  Authorized 1,000,000; none issued or outstanding..........        --          --
Common stock, par value $0.001 per share:
  Authorized: 50,000,000 shares issued and outstanding:
     18,716,661 in 1998 and 18,182,251 in 1997..............        19          18
Additional paid-in capital..................................    59,822      57,253
Accumulated comprehensive loss..............................        --         (29)
Receivable from stockholder.................................        --         (90)
Accumulated deficit.........................................   (49,275)    (29,548)
                                                              --------    --------
     Total stockholders' equity.............................    10,566      27,604
                                                              --------    --------
     Total liabilities and stockholders' equity.............  $ 22,612    $ 43,185
                                                              ========    ========
</TABLE>
 
  The accompanying notes are an integral part of these consolidated financial
                                  statements.
                                      F-30
<PAGE>   126
 
                             PRISM SOLUTIONS, INC.
 
                     CONSOLIDATED STATEMENTS OF OPERATIONS
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
 
<TABLE>
<CAPTION>
                                                                 YEARS ENDED DECEMBER 31,
                                                              -------------------------------
                                                                1998        1997       1996
                                                              --------    --------    -------
<S>                                                           <C>         <C>         <C>
Revenues:
  License...................................................  $ 22,166    $ 23,823    $19,586
  Services and other........................................    29,924      27,568     16,581
                                                              --------    --------    -------
     Total revenues.........................................    52,090      51,391     36,167
                                                              --------    --------    -------
Cost of revenues:
  License...................................................     1,031       1,338        847
  Services and other........................................    21,410      16,046      9,684
                                                              --------    --------    -------
     Total cost of revenues.................................    22,441      17,384     10,531
                                                              --------    --------    -------
  Gross margin..............................................    29,649      34,007     25,636
                                                              --------    --------    -------
Costs and expenses:
  Sales and marketing.......................................    27,355      24,712     18,462
  Research and development..................................    14,492      11,068      6,974
  General and administrative................................     6,587       7,114      4,048
  Purchased-in-process technology...........................        --       8,558         --
                                                              --------    --------    -------
     Total costs and expenses...............................    48,434      51,452     29,484
                                                              --------    --------    -------
  Loss from operations......................................   (18,785)    (17,445)    (3,848)
                                                              --------    --------    -------
Interest income, net........................................       370       1,352      1,453
Other income (expense), net.................................        13          --        (21)
                                                              --------    --------    -------
  Loss before income taxes..................................   (18,402)    (16,093)    (2,416)
Provision for income taxes..................................       249          91         21
                                                              --------    --------    -------
  Net loss..................................................   (18,651)    (16,184)    (2,437)
                                                              --------    --------    -------
Unrealized holding gain (loss)..............................        29         (29)        --
                                                              --------    --------    -------
  Comprehensive loss........................................  $(18,622)   $(16,213)   $(2,437)
                                                              ========    ========    =======
  Basic and dilutive loss per share.........................  $  (1.01)   $  (0.94)   $ (0.17)
                                                              ========    ========    =======
  Shares used in per share calculation......................    18,485      17,291     14,640
                                                              ========    ========    =======
</TABLE>
 
  The accompanying notes are an integral part of these consolidated financial
                                  statements.
                                      F-31
<PAGE>   127
 
                             PRISM SOLUTIONS, INC.
 
                CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY
                       (IN THOUSANDS, EXCEPT SHARE DATA)
<TABLE>
<CAPTION>
                                             CONVERTIBLE
                                           PREFERRED STOCK         COMMON STOCK       ADDITIONAL     ACCUMULATED    RECEIVABLES
                                         -------------------   --------------------     PAID-IN     COMPREHENSIVE       FROM
                                           SHARES     AMOUNT     SHARES      AMOUNT     CAPITAL     GAINS (LOSS)    STOCKHOLDERS
                                         ----------   ------   -----------   ------   -----------   -------------   ------------
<S>                                      <C>          <C>      <C>           <C>      <C>           <C>             <C>
BALANCE AT JANUARY 1, 1996.............   7,990,817    $  8      6,011,493    $ 6       $14,946           --          $   (129)
Conversion of preferred stock..........  (7,990,817)     (8)     7,990,817      8
Issuance of common stock in initial
  public offering......................                          2,325,500      3        35,610
Issuance of common stock under stock
  option plan..........................                            116,324                   78
Issuance of common stock under stock
  purchase plan........................                             42,751                  491
Issuance of common stock for consulting
  purposes.............................                             11,472                  106
Repurchase of common stock.............                            (63,822)                 (20)
Payment received on receivables from
  stockholder..........................                                                                                     25
Net loss...............................
                                         ----------    ----    -----------    ---       -------         ----          --------
BALANCE AT DECEMBER 31, 1996...........          --      --     16,434,535     17        51,211           --              (104)
Issuance of common stock under stock
  option plan..........................                            267,669                  286
Issuance of common stock under stock
  purchase plan........................                            164,016                  869
Repurchase of common stock.............                           (348,536)              (2,021)
Issuance of common stock related to
  acquisitions.........................                          1,664,567      1         6,908
Payment received on receivables from
  stockholder..........................                                                                                     14
Unrealized holding losses..............                                                                 $(29)
Net loss...............................
                                         ----------    ----    -----------    ---       -------         ----          --------
BALANCE AT DECEMBER 31, 1997...........          --      --     18,182,251     18        57,253          (29)              (90)
Termination of S-corp election for
  CFI..................................                                                   1,053
Issuance of common stock under stock
  option plan..........................                            221,129      1           544
Issuance of common stock under stock
  purchase plan........................                            328,084                  976
Payment received on receivable from
  stockholder..........................                                                                                     90
Realized holding gain..................                                                                   29
Repurchase of common stock.............                            (14,803)                  (4)
Payment of preferred stock dividends of
  acquired companies...................
Net loss...............................
                                         ----------    ----    -----------    ---       -------         ----          --------
BALANCE AT DECEMBER 31, 1998...........          --    $ --     18,716,661    $19       $59,822         $ --          $     --
                                         ==========    ====    ===========    ===       =======         ====          ========
 
<CAPTION>
 
                                         ACCUMULATED
                                           DEFICIT      TOTAL
                                         -----------   --------
<S>                                      <C>           <C>
BALANCE AT JANUARY 1, 1996.............   $(10,927)    $  3,904
Conversion of preferred stock..........                      --
Issuance of common stock in initial
  public offering......................                  35,613
Issuance of common stock under stock
  option plan..........................                      78
Issuance of common stock under stock
  purchase plan........................                     491
Issuance of common stock for consulting
  purposes.............................                     106
Repurchase of common stock.............                     (20)
Payment received on receivables from
  stockholder..........................                      25
Net loss...............................     (2,437)      (2,437)
                                          --------     --------
BALANCE AT DECEMBER 31, 1996...........    (13,364)      37,760
Issuance of common stock under stock
  option plan..........................                     286
Issuance of common stock under stock
  purchase plan........................                     869
Repurchase of common stock.............                  (2,021)
Issuance of common stock related to
  acquisitions.........................                   6,909
Payment received on receivables from
  stockholder..........................                      14
Unrealized holding losses..............                     (29)
Net loss...............................    (16,184)     (16,184)
                                          --------     --------
BALANCE AT DECEMBER 31, 1997...........    (29,548)      27,604
Termination of S-corp election for
  CFI..................................     (1,053)          --
Issuance of common stock under stock
  option plan..........................                     545
Issuance of common stock under stock
  purchase plan........................                     976
Payment received on receivable from
  stockholder..........................                      90
Realized holding gain..................                      29
Repurchase of common stock.............                      (4)
Payment of preferred stock dividends of
  acquired companies...................        (23)         (23)
Net loss...............................    (18,651)     (18,651)
                                          --------     --------
BALANCE AT DECEMBER 31, 1998...........   $(49,275)    $ 10,566
                                          ========     ========
</TABLE>
 
  The accompanying notes are an integral part of these consolidated financial
                                  statements.
                                      F-32
<PAGE>   128
 
                             PRISM SOLUTIONS, INC.
 
                     CONSOLIDATED STATEMENTS OF CASH FLOWS
 
<TABLE>
<CAPTION>
                                                                 YEARS ENDED DECEMBER 31,
                                                               -----------------------------
                                                                 1998       1997      1996
                                                               --------   --------   -------
<S>                                                            <C>        <C>        <C>
  Cash flows from operating activities:
  Net loss..................................................   $(18,651)  $(16,184)  $(2,437)
  Adjustment to reconcile net loss to net cash used in
    operating activities:
    Depreciation and amortization...........................      3,455      2,207     1,836
    Provision for doubtful accounts.........................        168        248        44
    Loss on disposal of property and equipment..............         --         41        14
    Purchase of in-process technology.......................         --      8,558        --
    Stock issued for consulting services....................         --        125       106
    Changes in operating assets and liabilities:
       Accounts receivable..................................      4,024     (3,989)   (2,041)
       Other receivables....................................        140       (479)     (250)
       Prepaid expenses and other current assets............        463         42      (687)
       Other assets.........................................         92       (896)      188
       Accounts payable.....................................        501      1,386       832
       Accrued commissions..................................       (512)       466       180
       Accrued payroll and related..........................         49      1,112       877
       Deferred revenue.....................................     (1,241)       295      (682)
       Other accrued liabilities............................     (2,249)       320       355
                                                               --------   --------   -------
  Net cash used in operating activities.....................    (13,761)    (6,748)   (1,665)
                                                               --------   --------   -------
  Cash flows from investing activities:
    Purchase of in-process technology and assets, net of
       cash received........................................         --     (2,466)       --
    Purchases of property and equipment.....................     (3,306)    (3,095)   (1,860)
    Purchases of short-term investments.....................     (5,093)        --   (20,052)
    Sale of short-term investments..........................     20,477      4,668        --
                                                               --------   --------   -------
    Net cash provided by (used in) investing activities.....     12,078       (893)  (21,912)
                                                               --------   --------   -------
  Cash flows from financing activities:
  Repayment of equipment lines of credit....................         --         --    (1,238)
    Proceeds from debt......................................         --      3,085        --
    Repayment of debt.......................................        (83)    (3,104)       --
    Proceeds from sale of common stock......................         --         --    35,613
    Proceeds from sale of stock of acquired companies.......         --         --     1,500
    Dividend paid on stock of acquired companies............         --         --       (77)
    Payments received on receivable from stockholder........         90         14        25
    Proceeds from employee stock purchase plan..............        976        869       491
    Proceeds from the exercise of employee stock options....        545        286        78
    Payment of preferred stock dividend of acquired
       company..............................................        (23)        --        --
    Repurchase of common stock..............................         (4)    (2,021)      (20)
                                                               --------   --------   -------
    Net cash provided by (used in) financing activities.....      1,501       (871)   36,372
                                                               --------   --------   -------
</TABLE>
 
  The accompanying notes are an integral part of these consolidated financial
                                  statements.
                                      F-33
<PAGE>   129
                             PRISM SOLUTIONS, INC.
 
              CONSOLIDATED STATEMENTS OF CASH FLOWS -- (CONTINUED)
 
<TABLE>
<CAPTION>
                                                                 YEARS ENDED DECEMBER 31,
                                                               -----------------------------
                                                                 1998       1997      1996
                                                               --------   --------   -------
<S>                                                            <C>        <C>        <C>
Net increase (decrease) in cash and cash equivalents........       (182)    (8,512)   12,795
Cash and cash equivalents at beginning of year..............      6,351     14,863     2,068
                                                               --------   --------   -------
Cash and cash equivalents at end of year....................   $  6,169   $  6,351   $14,863
                                                               ========   ========   =======
Supplemental cash flow information:
  Cash paid for income taxes................................   $     89   $     82   $    81
  Cash paid for interest....................................   $     56   $      9   $    22
Supplemental disclosure of noncash transactions:
  Property and equipment included in accounts payable.......   $     --   $     24   $    69
  Issuance of common stock for consulting services..........   $     --   $     --   $   106
  Conversion of preferred stock into common stock in initial
    public offering.........................................   $     --   $     --   $     8
  Effect of acquisitions:
    Termination of S-Corp election for Customer Focus
       International........................................   $  1,053         --        --
    Fair value of assets acquired (see note 11).............   $     --   $  7,374   $    --
    Goodwill................................................   $     --   $  1,275   $    --
    Issuance of common stock................................   $     --   $  6,908   $    --
    Assets acquired, net of $244 cash received..............   $     --   $  2,466   $    --
    Liabilities assumed including expenses incurred.........   $     --   $    464   $    --
</TABLE>
 
  The accompanying notes are an integral part of these consolidated financial
                                  statements.
                                      F-34
<PAGE>   130
 
                             PRISM SOLUTIONS, INC.
 
                   NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
1.  NATURE OF BUSINESS
 
     Nature of Business -- Prism Solutions, Inc. (the "Company") designs,
develops, markets and supports data warehouse management software that assists
its customers in developing, managing and maintaining data warehouses. The
Company currently markets its software products to a wide variety of businesses
and other organizations in North and South America, Europe, South Africa, the
Middle East, Asia Pacific and Australia. Substantially all of the Company's
revenues to date have been attributable to licenses of two of the Company's
products and related services.
 
     On January 30, 1998, the Company completed the acquisition of Customer
Focus International, Inc. ("CFI"), which was accounted for as a pooling of
interests. All financial data of the Company, including the Company's previously
issued financial statements for the periods presented have been restated to
include the historical financial information of CFI in accordance with generally
accepted accounting principles and pursuant to Securities and Exchange
Commission Regulation S-X.
 
     On May 13, 1998, the Company completed the acquisition of Systems
Techniques, Inc. ("STI"), which was accounted for as a pooling of interests. All
financial data of the Company, including the Company's previously issued
financial statements for the periods presented have been restated to include the
historical financial information of STI in accordance with generally accepted
accounting principles and pursuant to Securities and Exchange Commission
Regulation S-X.
 
2.  SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
 
     Consolidation
 
     The Company has established wholly-owned subsidiaries in Mexico, Canada,
the United Kingdom, Germany, France and Spain. In 1997, the Company established
wholly-owned subsidiaries in the Netherlands, Hong Kong and Singapore, and
acquired Object Software in Melbourne, Australia and QDB Solutions, Inc. in
Cambridge, Massachusetts. The consolidated financial statements include the
financial statements of Prism Solutions, Inc. and its wholly-owned subsidiaries
after elimination of intercompany accounts and transactions.
 
     Use of Estimates
 
     The preparation of financial statements in conformity with generally
accepted accounting principles requires management to make estimates and
assumptions that reflect the reported amounts of assets and liabilities and
disclosures of contingent assets and liabilities at the date of the financial
statements and the reported amounts of revenues and expenses during the
reporting period. Actual results could differ from those estimates.
 
     Cash, Cash Equivalents and Short-Term Investments
 
     The Company considers all highly liquid investments purchased with an
original or remaining maturity of three months or less to be cash equivalents.
Highly liquid investments with an original or remaining maturity beyond three
months, but less than one year, are classified as short-term investments and
carried at fair value, which approximates cost.
 
     Concentration of Credit Risk and Fair Value of Financial Instruments
 
     The Company's cash and cash equivalents are held in various interest
bearing deposit accounts at local and foreign banks. Through December 31, 1998,
no material losses had been experienced on such investments.
 
                                      F-35
<PAGE>   131
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     As of December 31, 1997, the Company had short-term investments totaling
$15,355, which were classified as available for sale. There were no short-term
investments as of December 31, 1998. Short-term investments principally consist
of municipal securities and corporate bonds. Through December 31, 1998, no
material losses had been experienced on such investments. The amortized cost of
debt securities is adjusted for amortization of premiums and accretion of
discounts to maturity, both of which are included in interest income. Realized
gains and losses are recorded on the specific identification method.
 
     The Company markets its software products directly and through resellers,
and generally does not require collateral. The Company performs ongoing credit
evaluations of its customers and maintains an allowance for doubtful accounts.
As of December 31, 1998 and 1997 no one customer accounted for more than 10% of
accounts receivable.
 
     For financial instruments consisting of cash and cash equivalents, accounts
receivable, other receivables, deposits, long-term debt, accounts payable, and
accrued liabilities included in the Company's consolidated financial statements,
the carrying amounts are reasonable estimates of fair value.
 
     Property and Equipment
 
     Property and equipment are stated at cost and depreciated on a
straight-line basis over their estimated useful lives of two to three years.
Leasehold improvements are amortized on a straight-line basis over their
estimated useful lives or their lease terms, whichever is less.
 
     Goodwill
 
     Goodwill related to the Company's acquisitions (see Note 11 in the notes to
the Consolidated Financial Statements) is included in other assets and is being
amortized over 5 years on a straight-line basis.
 
     Revenue Recognition
 
     The Company has adopted the provisions of Statement of Position 97-2,
"Software Revenue Recognition" ("SOP 97-2"), as amended by SOP 98-11, "Deferral
of the Effective Date of Certain Provisions of SOP 97-2", effective January 1,
1998. SOP 97-2 supercedes Statement of Position 91-1 and delineates the
accounting for software product and maintenance revenues. Under SOP 97-2, the
Company recognizes product revenues and license fees upon shipment if a signed
contract exists, the fee is fixed and determinable, collection of resulting
receivables is probable and product returns are reasonably estimable. In
addition, for contracts with multiple obligations (e.g. deliverable and
undeliverable products, services and maintenance), revenue must be allocated to
each component of the contract based on evidence of its fair value which is
specific to the Company, or for products not being sold separately, the price
established by management.
 
     Revenue allocated to undelivered products is recognized when criteria for
product and license revenue act forth above are met. Revenue allocated to
maintenance fees for ongoing customer support and product updates is recognized
ratably over the period of the maintenance contract. Payments for maintenance
fees are generally made in advance and are non-refundable. Revenue allocated to
other services is recognized as the related services are performed.
 
     Prior to January 1, 1998, product revenues were generally recognized after
execution of a licensing agreement, a valid purchase order for resellers, and
shipment of the product, if no significant vendor obligations remained and
collection of the resulting receivables was deemed probable. The Company's
license agreements generally did not provide a right of return.
 
                                      F-36
<PAGE>   132
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     Service revenues from customer maintenance fees for ongoing customer
support and product updates were recognized ratably over the term of the
service. Payments for maintenance fees were generally received in advance and
were generally nonrefundable. Consulting, implementation and training revenues
were generally recognized following execution of a contract, performance of the
related services and if collection of the resulting receivables was deemed
probable.
 
     Advertising Costs
 
     Advertising costs, included in sales and marketing expenses, are expensed
as incurred and were $251, $260 and $380 in 1998, 1997 and 1996, respectively.
 
     Research and Development
 
     Research and development expenditures are expensed as incurred.
 
     Software Development Costs
 
     Software development costs have been expensed in accordance with Statement
of Financial Accounting Standards No. 86 ("SFAS 86"), "Accounting for the Costs
of Computer Software to be Sold, Leased or Otherwise Marketed." Under SFAS 86,
capitalization of software development costs begins upon the establishment of
technological feasibility and ends when a product is available for general
release to customers. Such costs have been immaterial to date.
 
     Income Taxes
 
     The Company determines its income tax liability in accordance with
Statement of Financial Accounting Standards No. 109 ("SFAS 109"), "Accounting
for Income Taxes." Under SFAS 109, the liability method is used to account for
income taxes. Under this method, deferred tax assets and liabilities are
determined based on differences between the financial reporting and tax bases of
assets and liabilities and are measured using the enacted tax rates and laws
that will be in effect when the differences are expected to reverse. Valuation
allowances are established when necessary to reduce deferred tax assets to the
amounts more likely than not to be realized.
 
     Foreign Currency Translation
 
     All subsidiaries located outside the United States operate with the U.S.
dollar as the functional currency. Net nonmonetary assets are translated at
historical exchange rates, and net monetary assets are translated at current
exchange rates. Transaction and translation gains and losses are included in the
determination of the results of operations and were not material.
 
     Basic and Diluted Loss Per Share
 
     Basic and diluted net loss per share is computed in accordance with
Statement of Financial Accounting Standards No. 128, "Earnings Per Share."
Common equivalent shares are excluded from basic and diluted loss per share as
their effect is antidilutive. Common equivalent shares that could potentially
dilute earnings per share in the future and that were not included in the
computation of diluted loss per
 
                                      F-37
<PAGE>   133
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
share because of antidilution were 1,297,508, 868,262 and 1,113,919 for the
years ended December 31, 1998, 1997 and 1996, respectively.
 
<TABLE>
<CAPTION>
                                                                YEARS ENDED
                                                                DECEMBER 31,
                                                   --------------------------------------
                                                      1998          1997         1996
                                                   -----------   ----------   -----------
<S>                                                <C>           <C>          <C>
BASIC EPS:
Net loss.........................................  $   (18,651)  $  (16,184)  $    (2,437)
Denominator: Average common shares outstanding...   18,485,000   17,291,000    14,640,000
                                                   -----------   ----------   -----------
Basic net loss per share.........................  $     (1.01)  $    (0.94)  $     (0.17)
                                                   ===========   ==========   ===========
DILUTED EPS:
Denominator: Average common shares outstanding...   18,485,000   17,291,000    14,640,000
Common equivalent shares outstanding (options)...           --           --            --
                                                   -----------   ----------   -----------
          Total shares...........................   18,485,000   17,291,000    14,640,000
                                                   -----------   ----------   -----------
Dilutive net loss per share......................  $     (1.01)  $    (0.94)  $     (0.17)
                                                   ===========   ==========   ===========
</TABLE>
 
     Recent Pronouncements
 
     In March 1998, the Accounting Standards Executive Committee, or AcSEC,
released Statement of Position 98-1, or SOP 98-1, "Accounting for the Costs of
Computer Software Developed or Obtained for Internal Use". SOP 98-1 requires
companies to capitalize certain costs of computer software developed or obtained
for internal use, provided that those costs are not research and development.
SOP 98-1 is effective for fiscal years beginning after December 15, 1998. The
Company is evaluating the requirements of SOP 98-1 and the effects, if any, on
the Company's current policies on accounting for software costs.
 
     In June 1998, the FASB issued Statement of Financial Accounting Standards
No. 133, or SFAS 133, "Accounting for Derivative Instruments and Hedging
Activities". SFAS 133 establishes new standards of accounting and reporting for
derivative instruments and hedging activities. SFAS 133 requires that all
derivatives be recognized at fair value in the statement of financial position,
and that the corresponding gains or losses be reported either in the statement
of operations or as a component of comprehensive income, depending on the type
of hedging relationship that exists. SFAS 133 will be effective for fiscal years
beginning after June 15, 1999. The Company does not currently hold derivative
instruments or engage in hedging activities.
 
     In December 1998, AcSEC released Statement of Position 98-9, or SOP 98-9,
"Modification of SOP 97-2, "Software Revenue Recognition," with Respect to
Certain Transactions". SOP 98-9 amends SOP 97-2 to require that an entity
recognize revenue for multiple element arrangements by means of the "residual
method" when (1) there is vendor-specific objective evidence (VSOE) of the fair
values of all the undelivered elements that are not accounted for by means of
long-term contract accounting, (2) VSOE of fair value does not exist for one or
more of the delivered elements, and (3) all revenue recognition criteria of SOP
97-2 (other than the requirement for VSOE of the fair value of each delivered
element) are satisfied.
 
     The provisions of SOP 98-9 that extend the deferral of certain paragraphs
of SOP 97-2 became effective December 15, 1998. These paragraphs of SOP 97-2 and
SOP 98-9 will be effective for transactions that are entered into in fiscal
years beginning after March 15, 1999. Retroactive application is
 
                                      F-38
<PAGE>   134
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
prohibited. The Company does not expect the adoption of SOP 98-9 to have a
material effect on its consolidated financial position or results of operations.
 
     Reclassifications
 
     Certain prior year balances have been reclassified to conform with the
current year financial statement presentation.
 
3.  PROPERTY AND EQUIPMENT
 
     Property and equipment consist of the following:
 
<TABLE>
<CAPTION>
                                                                 DECEMBER 31,
                                                              ------------------
                                                               1998       1997
                                                              -------    -------
<S>                                                           <C>        <C>
Computers and equipment.....................................  $ 5,973    $ 4,566
Furniture and fixtures......................................    2,100      1,480
Software....................................................    2,015      1,186
Leasehold improvements......................................      984        326
                                                              -------    -------
                                                               11,072      7,558
Less accumulated depreciation and amortization..............   (7,452)    (4,041)
                                                              -------    -------
                                                              $ 3,620    $ 3,517
                                                              =======    =======
</TABLE>
 
4.  NOTES PAYABLE, LONG-TERM DEBT AND CAPITAL LEASES
 
     Notes payable, long-term debt and capital leases consist of the following
at December 31, 1998:
 
<TABLE>
<S>                                                           <C>
  Notes payable, due March 31, 1999; interest at 7.77%......  $  83
  Advances under line of credit, due through August 2000;
     interest at 5.285%.....................................    220
  Equipment leases, due through 2002, varying rates of
     interest...............................................    240
                                                              -----
                                                                543
          Less: current position............................   (214)
                                                              -----
                                                              $ 329
                                                              =====
</TABLE>
 
     Scheduled repayments are as follows:
 
<TABLE>
<CAPTION>
                                                            CAPITAL    NOTES AND
                                                            LEASES     ADVANCES     TOTAL
                YEARS ENDING DECEMBER 31,                   -------    ---------    -----
<S>                                                         <C>        <C>          <C>
1999......................................................   $122        $131       $253
2000......................................................     74          96        170
2001......................................................     49          65        114
2002......................................................     21          40         61
2003......................................................     --          10         10
                                                             ----        ----       ----
                                                              266         342        608
Less: amounts representing interest.......................    (26)        (39)       (65)
                                                             ----        ----       ----
                                                             $240        $303       $543
                                                             ====        ====       ====
</TABLE>
 
                                      F-39
<PAGE>   135
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
5.  COMMITMENTS AND CONTINGENCIES
 
     Operating Leases
 
     The Company leases its facilities under noncancelable operating leases that
expire in February 2002 with renewal options at fair market value for additional
periods. The Company is generally responsible for maintenance, property taxes,
liability and personal property insurance and utilities relating to its facility
leases.
 
     Rent expense under the operating leases amounted to approximately $2,722,
$1,821 and $1,122 in 1998, 1997 and 1996, respectively.
 
     Future minimum payments to be made under noncancelable operating leases and
future payments to be received under a sublease agreement are as follows:
 
<TABLE>
<CAPTION>
                                                               LEASE      SUBLEASE
                 YEARS ENDING DECEMBER 31,                    PAYMENTS     INCOME
                 -------------------------                    --------    --------
<S>                                                           <C>         <C>
1999........................................................   $1,943        $7
2000........................................................    1,864        --
2001........................................................    1,623        --
2002........................................................    1,514        --
2003........................................................    1,422
Thereafter..................................................    1,477        --
                                                               $9,843        $7
                                                               ======        ==
</TABLE>
 
     Royalty Agreements
 
     The Company is obligated to pay royalties based on sales from other
specified products under certain continuing license agreements. Royalty expense
was $141, $351 and $140 for 1998, 1997 and 1996, respectively.
 
     Contingencies
 
     On March 5, 1997, a class action complaint was filed by the law firm of
Milberg Weiss Bershad Hynes & Lerach LLP in Superior Court of the State of
California, County of Santa Clara, against the Company and several of its
current and former officers and directors and the underwriters of its initial
public offering. The complaint was filed on behalf of those persons who
purchased or otherwise acquired the common stock of the Company from March 14
through October 14, 1996 and alleges that the defendants artificially inflated
the demand for the common stock prior to and after the initial public offering.
The complaint seeks damages in an unspecified amount. The Company believes the
complaint has no merit and will vigorously defend itself. At December 31, 1998,
no range of loss could be estimated and accordingly, no accrual has been made in
the financial statements. The Company is also involved in other ongoing legal
matters incidental to its business.
 
6.  STOCKHOLDERS' EQUITY
 
     Reincorporation
 
     On February 2, 1996, the reincorporation of the Company as a Delaware
corporation was consummated. The certificate of incorporation provides for
8,990,817 authorized shares of preferred stock with a $0.001 par value per share
and for 50,000,000 authorized shares of common stock with a $0.001 par value per
share. The consolidated financial statements have been retroactively restated to
give effect to the reincorporation.
 
                                      F-40
<PAGE>   136
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     Common and Convertible Preferred Stock
 
     On March 15, 1996, the Company sold 2,325,500 shares of common stock in its
initial public offering. Net proceeds to the Company, after deducting the
underwriting discount and offering expenses, were approximately $35,613. In
connection with such offering, all outstanding shares of preferred stock were
converted into 7,990,817 shares of common stock and the authorized shares of
preferred stock was reduced to 1,000,000 shares of preferred stock with a $0.001
par value.
 
     Employee Stock Purchase Plan
 
     In 1996, the Company's stockholders approved the adoption of the Employee
Stock Purchase Plan (the "Purchase Plan") wherein 500,000 shares were reserved
for issuance pursuant to such plan. In 1998, the Purchase Plan was increased by
600,000 shares, bringing the total shares reserved for issuance pursuant to the
Purchase Plan to 1,100,000 shares. The Purchase Plan is administered over
offering periods of 24 months each, with each offering period divided into four
consecutive six-month purchase periods beginning August 1 and February 1 of each
year. Eligible employees may designate not more than 10 percent of their cash
compensation to be deducted each pay period for the purchase of common stock
under the Purchase Plan. In addition, in an offering period, no employee may
purchase more than the number of shares specified by the Board of Directors for
any single purchase date or twice the number of shares an employee would be
eligible to purchase at 85 percent of the market price of a share on the first
business day of the offering period if the market price of a share on the last
business day of the purchase period drops to less than one-half of the market
price of a share on the first business day of the offering period. On the last
business day of each purchase period, shares of common stock are purchased with
the employee's payroll deductions accumulated during the six months, generally
at a price per share of 85 percent of the market price of the common stock on
the employee's entry date of the applicable offering period or the last day of
the applicable offering period, whichever is lower. The Purchase Plan will
terminate no later than 2006. A total of 164,016 and 42,751 shares were issued
under the Purchase Plan in 1997 and 1996, respectively. During 1998, a total of
328,084 additional shares were issued pursuant to the Purchase Plan.
 
     Stock Option Plan
 
     In 1996, the Company's stockholders approved an increase in the number of
common shares reserved under the 1992 Stock Option Plan (the "1992 Plan") by
400,000 shares. In addition, the Company's stockholders approved the adoption of
the 1996 Equity Incentive Plan and the 1996 Directors Stock Option Plan
(together known as the "1996 Plans") wherein 2,000,000 and 300,000 shares,
respectively, were reserved for issuance pursuant to these plans. The 1992 Plan
and the 1996 Plans together are known as "the Plans". In 1997, the 1996 plan was
amended to reflect an increase of 5,500,000 shares issuable under the plan. In
1998, the Company's stockholders approved an increase in the number of common
shares reserved under the 1996 Plans by 4,000,000 shares.
 
     The Plans provide for the grant of incentive stock options and nonqualified
stock options to employees, directors and consultants of the Company at prices
ranging from 85% to 110% (depending on the type of grant and the individual
receiving the grant) of the fair market value of the common stock on the date of
grant as determined by the Board of Directors.
 
     The vesting and exercise provisions of the option grants under the Plans
are determined by the Board of Directors. Options granted under the Plans are
generally immediately exercisable, but any shares acquired pursuant to exercises
are subject to repurchase by the Company until they have vested. Options
generally vest ratably over a four-year period commencing from the date of
grant, subject to one year of employment and expire ten years from date of
grant.
 
                                      F-41
<PAGE>   137
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     Information with respect to the Plans is summarized as follows:
 
<TABLE>
<CAPTION>
                                                                OUTSTANDING OPTIONS
                                              -------------------------------------------------------
                                                                              WEIGHTED
                                 AVAILABLE      NUMBER         PRICE        AVERAGE PRICE   AGGREGATE
                                 FOR GRANT    OF SHARES      PER SHARE        PER SHARE       PRICE
                                 ----------   ----------   --------------   -------------   ---------
<S>                              <C>          <C>          <C>              <C>             <C>
Balance at December 31, 1995...       8,359    1,138,758   $0.20 - $5.50       $ 1.74       $  1,985
  Additional shares reserved...   2,700,000           --               --          --             --
  Granted......................  (1,830,323)   1,830,323    4.88 - 36.00         9.76         17,738
  Canceled.....................     886,641     (886,641)   0.20 - 36.00        12.63        (11,033)
  Exercised....................          --     (116,324)   0.20 - 7.50          0.67            (78)
                                 ----------   ----------                                    --------
Balance at December 31, 1996...   1,764,677    1,966,116                         4.38          8,612
  Additional shares reserved...   5,500,000           --               --          --             --
  Granted......................  (3,417,931)   3,417,931    0.20 - 8.25          5.58         18,774
  Canceled.....................     748,870     (748,870)   0.20 - 8.25          0.96         (3,831)
  Exercised....................          --     (267,669)   0.10 - 5.63          5.12           (286)
                                 ----------   ----------                                    --------
Balance at December 31, 1997...   4,595,616    4,367,508                         5.38         23,269
  Additional shares reserved...   4,000,000           --               --          --             --
  Granted......................  (6,466,969)   6,466,969    0.87 - 7.75          1.12         15,841
  Canceled.....................   5,565,124   (5,565,124)   0.25 - 8.52          5.49        (31,126)
  Exercised....................          --     (221,129)   0.20 - 7.50          2.49           (544)
                                 ----------   ----------                                    --------
Balance at December 31, 1998...   7,693,771    5,048,224                         1.47       $  7,440
                                 ==========   ==========                                    ========
</TABLE>
 
     As of December 31, 1998, the Company had reserved 12,741,995 shares of
common stock for future issuance under the Plans. As of December 31, 1998,
776,371 options outstanding under the Plans had vested and 7,619 shares of
common stock acquired under the Plans were subject to the Company's right of
repurchase.
 
     In October 1998, the Board of Directors approved a plan for repricing of
stock options under which each employee-holder of outstanding options with an
exercise price above the closing price of the Company's stock on October 15,
1998 was permitted to elect to exchange the existing options for new options
which would vest monthly over a four year period and the exercise price of which
was equal to the closing price of the Company's common stock on October 15,
1998. Sale of shares purchased through exercise of these options was prohibited
until April 1, 1999.
 
                                      F-42
<PAGE>   138
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     The following information concerning the Company's stock option and
employee stock purchase plans is provided in accordance with Statement of
Financial Accounting Standards No. 123 ("SFAS 123"), "Accounting for Stock-Based
Compensation." The Company accounts for such plans in accordance with APB No. 25
and related interpretations.
 
<TABLE>
<CAPTION>
                                   OPTIONS OUTSTANDING                      VESTED OPTIONS
                         ---------------------------------------        -----------------------
                                          WEIGHTED
                                          AVERAGE       WEIGHTED                       WEIGHTED
                           NUMBER        REMAINING      AVERAGE           NUMBER       AVERAGE
RANGE OF                 OUTSTANDING    CONTRACTUAL     EXERCISE        EXERCISABLE    EXERCISE
EXERCISE PRICES          AT 12/31/98    LIFE (YEARS)     PRICE          AT 12/31/98     PRICE
- ---------------          -----------    ------------    --------        -----------    --------
<S>                      <C>            <C>             <C>             <C>            <C>
     $0.20 - $0.87        4,458,543         9.79         $ .87            308,650       $ 0.38
      1.00 -  5.00          252,173         6.80          1.81            227,302         2.95
      5.12 - 17.00          337,508         8.73          8.52            240,419        10.03
                          ---------         ----         -----            -------       ------
      0.20 - 17.00        5,048,224         9.35          1.47            776,371         4.18
                          =========                                       =======
</TABLE>
 
     The fair value of each option grant is estimated on the date of the grant
using the Black-Scholes option pricing model with the following weighted average
assumptions used for grants in 1998, 1997 and 1996:
 
<TABLE>
<CAPTION>
                                                               1998       1997       1996
                                                              -------    -------    -------
<S>                                                           <C>        <C>        <C>
Risk-free interest rates....................................     5.2%       5.5%      5.18%
Expected life...............................................  4 years    4 years    4 years
Volatility..................................................      40%        93%        44%
Dividend yield..............................................       0%         0%         0%
</TABLE>
 
     The weighted average expected life was based on the exercise behavior. The
weighted average fair value of those options granted in 1998, 1997 and 1996 was
$0.65, $5.29 and $10.65 per share, respectively.
 
     Under SFAS 123, proforma compensation cost is calculated for the fair value
of employee's purchase rights under the Company's Employee Stock Purchase Plan,
which was estimated using the following assumptions for 1998, 1997 and 1996,
respectively:
 
<TABLE>
<CAPTION>
                                                               1998      1997      1996
                                                              -------   -------   -------
<S>                                                           <C>       <C>       <C>
Volatility..................................................      40%       93%       44%
Risk-free interest rates....................................    4.33%     3.57%     3.75%
Expected life...............................................  2 years   2 years   2 years
Dividend yield..............................................       0%        0%        0%
</TABLE>
 
     Based on the above assumptions, the weighted average fair value per share
of those purchase rights granted in 1998, 1997 and 1996 was $1.05, $2.03 and
$3.36, respectively.
 
     At December 31, 1998, the Company had two stock-based compensation plans,
which are described above. As the Company applies APB Opinion 25 and related
interpretations in accounting for its plans, no compensation cost has been
recognized for its fixed stock option plans and its stock purchase plan.
 
                                      F-43
<PAGE>   139
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     Had compensation cost for the Company's two stock-based compensation plans
been determined consistent with SFAS 123, the Company's net loss and loss per
share would have been increased to the pro forma amounts indicated below:
 
<TABLE>
<CAPTION>
                                                        1998        1997       1996
                                                      --------    --------    -------
<S>                       <C>                         <C>         <C>         <C>
Net loss                  as reported.............    $(18,651)   $(16,184)   $(2,437)
                          pro forma...............     (19,105)    (17,004)    (2,670)
Basic and dilutive loss
  per share               as reported.............    $  (1.01)   $  (0.94)   $ (0.17)
                          pro forma...............       (1.03)      (0.98)     (0.18)
</TABLE>
 
     The above pro forma effects on net loss may not be representative of the
effects in future years as option grants typically vest over several years and
are generally granted each year.
 
7.  INCOME TAXES
 
     The components of the provision for income taxes for 1998, 1997 and 1996
were as follows:
 
<TABLE>
<CAPTION>
                                                              YEARS ENDED DECEMBER 31,
                                                              -------------------------
                                                              1998      1997      1996
                                                              -----    ------    ------
<S>                                                           <C>      <C>       <C>
Current:
  Federal, state and Other..................................  $ 50     $   5     $(116)
  Foreign...................................................   199        86        95
                                                              ----     -----     -----
                                                              $249     $  91     $  21
                                                              ====     =====     =====
</TABLE>
 
     The principal items accounting for the difference between income taxes
computed at the United States statutory rate and the provision for income taxes
is as follows:
 
<TABLE>
<CAPTION>
                                                           YEARS ENDED DECEMBER 31,
                                                          ---------------------------
                                                           1998       1997      1996
                                                          -------    -------    -----
<S>                                                       <C>        <C>        <C>
U.S. federal statutory benefit at 34%...................  $(7,110)   $(5,460)   $(821)
State benefit, net of U.S. federal income tax effect....     (201)       (77)     (51)
Tax credits.............................................   (1,090)      (648)      (6)
Foreign withholding taxes...............................      164         57       95
In-process research and development.....................       --      2,328       --
Other...................................................      287        171       43
Unbenefited net operating loss and credits..............    8,199      3,720      761
                                                          -------    -------    -----
                                                          $   249    $    91    $  21
                                                          =======    =======    =====
</TABLE>
 
                                      F-44
<PAGE>   140
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     Deferred income taxes reflect the net tax effects of temporary differences
between the carrying amounts of assets and liabilities for financial reporting
purposes and the amount used for income tax purposes. Significant components of
deferred tax assets for federal and state income taxes are as follows:
 
<TABLE>
<CAPTION>
                                                                 DECEMBER 31,
                                                              -------------------
                                                                1998       1997
                                                              --------    -------
<S>                                                           <C>         <C>
Net operating loss carryforwards............................  $ 13,000    $ 6,449
Research credits............................................     2,592      1,277
Capitalized research and development........................     1,558        368
Other temporary differences.................................      (128)       727
                                                              --------    -------
  Total deferred tax assets.................................    17,022      8,821
Valuation allowance for deferred tax assets.................   (17,022)    (8,821)
                                                              --------    -------
  Net deferred tax assets...................................  $     --    $    --
                                                              ========    =======
</TABLE>
 
     The Company has established a valuation allowance to the extent of its
deferred tax assets due to the uncertainty of utilization against future
operating income. During the years ended December 31, 1998 and 1997, the
Company's valuation allowance increased by $8,201 and $4,483, respectively.
 
     As of December 31, 1998, the Company, including certain pooled entities,
had federal and California net operating loss carryforwards of approximately
$37,981 and $3,013, respectively. The Company also had Federal and California
research and development tax credit carryforwards of $1,635 and $957,
respectively. The net operating loss and credit carryforwards will expire at
various dates from 1999 through 2013, if not utilized.
 
     Utilization of the net operating losses and credits may be subject to an
annual limitation due to the ownership change limitations provided by the
Internal Revenue Code of 1986 and similar state provisions. The annual
limitation may result in the expiration of net operating losses and credits
before utilization. Approximately $1,500 of such operating losses are already
subject to such limitations.
 
8.  EMPLOYEE BENEFIT PLAN
 
     During 1994, the Company adopted a qualified profit sharing plan and trust
under Internal Revenue Service Code 401(k) (the "401(k) Plan"). The 401(k) Plan
provides for tax deferred salary deductions. Employees can elect to contribute
to the 401(k) Plan up to 20% of their salary, subject to current statutory
limits. The Company is not required to contribute to the 401(k) Plan and has
made no contributions since the inception of the 401(k) Plan.
 
9.  RELATED PARTY TRANSACTIONS
 
     At December 31, 1997, the Company held a note receivable of $90, with
interest at 8.0% per annum, from an executive officer issued in connection with
the purchase of common stock under incentive and non-qualified stock option
plans. The note was repaid during 1998.
 
10.  INDUSTRY AND GEOGRAPHIC SEGMENT INFORMATION
 
     The Company has adopted Statement of Financial Accounting Standards No.
131, ("SFAS 131"), "Disclosure about Segments of an Enterprise and Related
Information". SFAS 131 supercedes Statement of Financial Accounting Standards
No. 14, or SFAS 14, Financial Reporting for Segments of a Business Enterprise.
SFAS 131 changes current practice under SFAS 14 by establishing a new framework
on which to base segment reporting and also requires interim reporting of
segment information.
 
                                      F-45
<PAGE>   141
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     Management uses one measurement of profitability for its business. The
Company's software products and related services are developed and marketed to
support data warehouses. The Company markets its products and related services
to customers in the United States, Canada, Latin America, Europe and Asia
Pacific.
 
     Revenues and long-lived-asset information by geographic area as of and for
the year ended:
 
<TABLE>
<CAPTION>
                                                                          LONG-LIVED
                                                              REVENUES      ASSETS
                                                              --------    ----------
                                                                  (IN THOUSANDS)
<S>                                                           <C>         <C>
December 31, 1998:
  United States.............................................  $33,404       $4,751
  International.............................................   18,686          724
                                                              -------       ------
  Total.....................................................  $52,090       $5,475
                                                              =======       ======
December 31, 1997:
  United States.............................................  $38,503       $5,013
  International.............................................   12,888          703
                                                              -------       ------
  Total.....................................................  $51,391       $5,716
                                                              =======       ======
December 31, 1996:
  United States.............................................  $26,801       $1,652
  International.............................................    9,366          372
                                                              -------       ------
  Total.....................................................  $36,167       $2,024
                                                              =======       ======
</TABLE>
 
     No customer accounted for more than 10 percent of the Company's total
revenues in the years ended December 31, 1998, 1997 and 1996.
 
11.  ACQUISITIONS
 
     On July 1, 1997, the Company completed the acquisition of Object Software
Pty. Limited ("Object") by issuing an aggregate of 258,621 shares of its Common
Stock and $160 in cash. The transaction was completed in connection with the
acquisition by a wholly-owned Australian subsidiary of the Company of certain of
Object's assets pursuant to an Asset Purchase Agreement entered into on July 1,
1997 between the Company, the Company's wholly-owned Australian subsidiary,
Object and Object's major shareholder. The transaction has been accounted for as
a purchase and results of operations subsequent to the acquisition date have
been consolidated with the Company. At December 31, 1998 and 1997, accumulated
amortization of the purchased intangibles, including goodwill was $323, and
$108, respectively.
 
     Consideration for the acquisition was allocated as follows:
 
<TABLE>
<S>                                                           <C>
Total consideration paid....................................  $    1,240
Fair value of assets acquired (principally cash)............         164
                                                              ----------
Goodwill....................................................  $    1,076
                                                              ==========
</TABLE>
 
     On July 21, 1997, the Company issued an aggregate of 1,143,613 shares of
its Common Stock and paid an aggregate of $1,250 in cash in connection with the
acquisition by the Company of QDB Solutions, Inc., a Massachusetts corporation
("QDB"). The acquisition was accounted for as a purchase through the
 
                                      F-46
<PAGE>   142
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
merger of a wholly-owned subsidiary of the Company with and into QDB pursuant to
an Agreement and Plan of Reorganization entered into on July 21, 1997 between
the Company, the Company's wholly-owned subsidiary, QDB and the shareholders of
QDB. The results of operations subsequent to the acquisition date have been
consolidated with the Company. At December 31, 1998 and 1997, accumulated
amortization of the purchased goodwill was $74, and $37, respectively.
 
     Consideration for the acquisition was allocated as follows:
 
<TABLE>
<S>                                                           <C>
Total consideration paid....................................  $    7,409
Fair value of assets acquired...............................       7,210
                                                              ----------
Goodwill....................................................  $      199
                                                              ==========
</TABLE>
 
     Net assets acquired consisted primarily of in-process technology ($7,200),
existing technology and furniture and fixtures, less liabilities assumed.
 
     Pro-forma results of operations from both acquisitions would not have been
material to the Company's 1997 loss.
 
     On July 22, 1997, the Company purchased certain technology from the
Peregrine/Bridge Transfer Corporation for $1,300 in pre-paid royalties.
Additionally, the Company may be obligated to make an additional $2,700 in
royalty payments not to exceed $4,000 in the aggregate. The royalty payments are
payable 45 days after the end of each of the Company's fiscal quarters. Under
the terms and conditions of this agreement, the Company has not paid any
royalties as of December 31, 1998. Assets acquired consisted almost exclusively
of purchased in-process technology.
 
     On January 30, 1998, the Company completed the acquisition of CFI by
issuing approximately 2,877,500 shares of common stock in exchange for all
outstanding common stock of CFI. The transaction was accounted for as a pooling
of interests. CFI designs, markets, integrates, and supports enterprise customer
relationship management software for the financial services industry, primarily
banking. All financial data of the Company has been restated to include the
historical financial information of CFI. Accumulated earnings for CFI at the
time of revocation of its S corporation were reclassified to additional
paid-in-capital in accordance with SEC Topic 4-B. Pro-forma tax expense for the
year ended December 31, 1997 has not been presented as it was not material.
 
     Costs associated with the merger were charged to expense as incurred and
were not significant.
 
                                      F-47
<PAGE>   143
                             PRISM SOLUTIONS, INC.
 
           NOTES TO CONSOLIDATED FINANCIAL STATEMENTS -- (CONTINUED)
                (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
 
     On May 13, 1998, the Company completed the acquisition of STI by issuing
approximately 544,000 shares of common stock in exchange for all outstanding
common stock of STI. The transaction was accounted for as a pooling of
interests. STI, a specialist in data warehousing solutions for the healthcare
industry, offers application-specific bundled solutions and methodology and
consulting services for the healthcare industry. All financial data of the
Company has been restated to include the historical financial information of
STI.
 
     The following data includes the revenues and net loss of each of the
companies for the years ended December 31, 1997 and 1996.
 
<TABLE>
<CAPTION>
                                                  YEAR ENDED          YEAR ENDED
                                               DECEMBER 31, 1997   DECEMBER 31, 1996
                                               -----------------   -----------------
<S>                                            <C>                 <C>
Revenues:
  Prism......................................      $ 43,433             $30,424
  CFI........................................         3,514               2,082
  STI........................................         4,444               3,661
                                                   --------             -------
  Combined...................................      $ 51,391             $36,167
                                                   ========             =======
Net Income (loss):
  Prism......................................      $(16,152)            $(1,839)
  CFI........................................            49                 539
  STI........................................           (81)             (1,137)
                                                   --------             -------
  Combined...................................      $(16,184)            $(2,437)
                                                   ========             =======
</TABLE>
 
     Costs associated with the merger were charged to expense as incurred and
were not significant.
 
NOTE 12.  PROPOSED ACQUISITION AND LIQUIDITY
 
     During the year ended December 31, 1998, the Company utilized cash flows
from operations and incurred a net operating loss. In recognition of these
matters, the Company undertook a plan in the third quarter to reduce its
headcount to balance its expenses with projected revenues. In addition, the
Company entered into a merger agreement with Ardent Software, Inc., the closing
of which is subject to certain conditions. The accompanying financial statements
have been prepared on the basis of a going concern and do not include any
adjustments that might result if the Company's plans, consisting principally of
the merger with Ardent Software, Inc., are not completed.
 
                                      F-48
<PAGE>   144
 
                                                                         ANNEX I
 
                          AGREEMENT AND PLAN OF MERGER
                               AND REORGANIZATION
                                  BY AND AMONG
                             ARDENT SOFTWARE, INC.,
                          AQUARIUS ACQUISITION CORP.,
                                      AND
                             PRISM SOLUTIONS, INC.
 
                         DATED AS OF NOVEMBER 19, 1998
<PAGE>   145
 
                               TABLE OF CONTENTS
 
<TABLE>
<CAPTION>
                                                              PAGE
                                                              ----
<S>                                                           <C>
ARTICLE I
THE MERGER..................................................   I-1
SECTION 1.01.  Merger; Effective Time.......................   I-1
SECTION 1.02.  Closing......................................   I-1
SECTION 1.03.  Effect of the Merger.........................   I-1
SECTION 1.04.  Certificate of Incorporation; By-laws........   I-2
SECTION 1.05.  Directors and Officers.......................   I-2
SECTION 1.06.  Effect on Capital Stock......................   I-2
SECTION 1.07.  Exchange of Certificates.....................   I-3
SECTION 1.08.  Stock Transfer Books.........................   I-4
SECTION 1.09.  [Intentionally Omitted]......................   I-4
SECTION 1.10.  No Further Ownership Rights in PRISM Common
  Stock.....................................................   I-4
SECTION 1.11.  Lost, Stolen or Destroyed Certificates.......   I-4
SECTION 1.12.  Tax and Accounting Consequences..............   I-4
 
ARTICLE II
REPRESENTATIONS AND WARRANTIES OF PRISM.....................   I-4
SECTION 2.01.  Organization.................................   I-4
SECTION 2.02.  PRISM Capital Structure......................   I-5
SECTION 2.03.  Obligations With Respect to Capital Stock....   I-5
SECTION 2.04.  Authority; No Conflicts......................   I-6
SECTION 2.05.  SEC Filings; PRISM Financial Statements......   I-6
SECTION 2.06.  Absence of Certain Changes or Events.........   I-7
SECTION 2.07.  Liabilities..................................   I-7
SECTION 2.08.  Taxes........................................   I-8
SECTION 2.09.  Restrictions on Business Activities..........   I-9
SECTION 2.10.  Absence of Liens and Encumbrances............   I-9
SECTION 2.11.  Intellectual Property........................   I-9
SECTION 2.12.  Agreements, Contracts and Commitments........  I-11
SECTION 2.13.  No Default...................................  I-12
SECTION 2.14.  Governmental Authorization...................  I-12
SECTION 2.15.  Litigation...................................  I-12
SECTION 2.16.  Insurance....................................  I-13
SECTION 2.17.  Labor Matters................................  I-13
SECTION 2.18.  Employee Benefits............................  I-13
SECTION 2.19.  Relationships with Related Persons...........  I-15
SECTION 2.20.  State "Anti-Takeover" Statutes...............  I-15
SECTION 2.21.  Change of Control Payments...................  I-15
SECTION 2.22.  Registration Statements; Proxy
  Statements/Prospectus.....................................  I-15
SECTION 2.23.  Board Approval...............................  I-16
SECTION 2.24.  Fairness Opinion.............................  I-16
SECTION 2.25.  Brokers' and Finders' Fees...................  I-16
SECTION 2.26.  Environmental Matters........................  I-16
SECTION 2.27.  Year 2000 Compliance.........................  I-16
 
ARTICLE III
REPRESENTATIONS AND WARRANTIES OF ARDENT AND SUB............  I-17
SECTION 3.01.  Organization.................................  I-17
SECTION 3.02.  Absence of Certain Changes or Events.........  I-17
SECTION 3.03.  Capital Structure............................  I-17
SECTION 3.04.  Authority; No Conflict.......................  I-18
SECTION 3.05.  SEC Filings; ARDENT Financial Statements.....  I-19
SECTION 3.06.  Liabilities..................................  I-19
SECTION 3.07.  Intellectual Property........................  I-19
SECTION 3.08.  Litigation...................................  I-20
</TABLE>
 
                                       (i)
<PAGE>   146
 
<TABLE>
<CAPTION>
                                                              PAGE
                                                              ----
<S>                                                           <C>
SECTION 3.09.  Employee Benefits............................  I-20
SECTION 3.10.  Registration Statement; Proxy
  Statement/Prospectus......................................  I-20
SECTION 3.11.  Board Approval...............................  I-21
SECTION 3.12.  Brokers' and Finders' Fees...................  I-21
SECTION 3.13.  Operations of SUB............................  I-21
 
ARTICLE IV
CONDUCT OF BUSINESS PENDING THE MERGER......................  I-21
SECTION 4.01.  Conduct of Business by PRISM and ARDENT
  Pending the Merger........................................  I-21
SECTION 4.02.  No Solicitation by PRISM or ARDENT...........  I-23
 
ARTICLE V
ADDITIONAL AGREEMENTS.......................................  I-23
SECTION 5.01.  Proxy Statement/Prospectus; Registration
  Statement.................................................  I-23
SECTION 5.02.  Stockholders Meeting.........................  I-24
SECTION 5.03.  Access to Information; Confidentiality.......  I-24
SECTION 5.04.  Consents; Approvals..........................  I-24
SECTION 5.05.  Stock Options................................  I-24
SECTION 5.06.  PRISM Employee Stock Purchase Plan...........  I-25
SECTION 5.07.  Notification of Certain Matters..............  I-25
SECTION 5.08.  Further Action; Tax Treatment................  I-26
SECTION 5.09.  Public Announcements.........................  I-26
SECTION 5.10.  Listing of ARDENT Common Stock on Nasdaq.....  I-26
SECTION 5.11.  Accountant's Comfort Letters.................  I-26
SECTION 5.12.  Pooling Accounting Treatment.................  I-26
SECTION 5.13.  Indemnification; Directors' and Officers'
  Insurance.................................................  I-26
SECTION 5.14.  Employee Benefits............................  I-27
SECTION 5.15.  HSR Act Filings..............................  I-27
SECTION 5.16.  Stockholder Litigation.......................  I-27
 
ARTICLE VI
CONDITIONS TO THE MERGER....................................  I-27
SECTION 6.01.  Conditions to Obligation of Each Party to
  Effect the Merger.........................................  I-27
SECTION 6.02.  Additional Conditions to Obligation of ARDENT
  and SUB...................................................  I-28
SECTION 6.03.  Additional Conditions to Obligation of
  PRISM.....................................................  I-28
 
ARTICLE VII
TERMINATION.................................................  I-29
SECTION 7.01.  Termination..................................  I-29
SECTION 7.02.  Effect of Termination........................  I-29
SECTION 7.03.  Fees and Expenses............................  I-29
 
ARTICLE VIII
GENERAL PROVISIONS..........................................  I-30
SECTION 8.01.  Effectiveness of Representations, Warranties
  and Agreements; Knowledge, Etc............................  I-30
SECTION 8.02.  Notices......................................  I-31
SECTION 8.03.  Certain Definitions..........................  I-31
SECTION 8.04.  Amendment....................................  I-32
SECTION 8.05.  Waiver.......................................  I-32
SECTION 8.06.  Severability.................................  I-32
SECTION 8.07.  Entire Agreement.............................  I-32
SECTION 8.08.  Assignment...................................  I-32
SECTION 8.09.  Parties in Interest..........................  I-32
SECTION 8.10.  Failure or Indulgence Not Waiver; Remedies
  Cumulative................................................  I-32
SECTION 8.11.  Governing Law................................  I-33
SECTION 8.12.  Specific Performance.........................  I-33
SECTION 8.13.  Counterparts.................................  I-33
</TABLE>
 
                                      (ii)
<PAGE>   147
 
                             TABLE OF DEFINED TERMS
 
<TABLE>
<CAPTION>
                                                                SECTION
                                                              -----------
<S>                                                           <C>
Acquisition Proposal........................................  4.02(a)
Affiliate...................................................  8.03(a)
Agreement...................................................  Preamble
Certificate of Merger.......................................  1.01
Alternative Transaction.....................................  7.03(e)
Authorizations..............................................  2.06(b)
Business Day................................................  8.03(c)
Canceled Shares.............................................  1.06(c)
Certificate of Merger.......................................  1.01
Certificates................................................  1.07(b)
Code........................................................  Recitals
Confidentiality Agreement...................................  5.03
Control.....................................................  8.03(c)
Delaware Law................................................  Recitals
Effective Time..............................................  1.01
Embedded Products...........................................  2.11(c)
End-User Licenses...........................................  2.11(b)
ERISA.......................................................  2.18(a)
Exchange Act................................................  2.04(c)
Exchange Agent..............................................  1.07(a)
Exchange Ratio..............................................  1.06(b)
Family......................................................  2.19
Final PRISM Purchase Date...................................  5.06
First Albany................................................  2.24
Government Entity...........................................  2.04(c)
Group Health Plan...........................................  5.14(b)
HSR Act.....................................................  2.04(c)
Injunction..................................................  6.01(c)
Lost Certificate............................................  1.11
Material Adverse Effect.....................................  2.01, 3.01
Merger......................................................  Recitals
Merger Consideration........................................  1.07(b)
Millennial Dates............................................  2.11(h)
Outside Date................................................  7.01(b)
Person......................................................  8.03(d)
Proxy Statement.............................................  2.22
Registration Statement......................................  5.01
Returns.....................................................  2.08(b)(i)
SEC.........................................................  2.05(a)
Securities Act..............................................  2.03
Share.......................................................  1.06(b)
Stock Option................................................  5.05(a)
Sub.........................................................  Preamble
Subsidiary..................................................  8.03(e)
Surviving Corporation.......................................  1.01
Tax.........................................................  2.08(a)
Terminating Breach..........................................  7.01(e)
Third Party Intellectual Property Rights....................  2.11(c)
Year 2000 Compliant.........................................  2.27
PRISM.......................................................  Preamble
PRISM Balance Sheet.........................................  2.05(b)
PRISM Common Stock..........................................  1.06(b)
PRISM Intellectual Property Rights..........................  2.11(a)
PRISM Legal Proceedings.....................................  2.15
</TABLE>
 
                                      (iii)
<PAGE>   148
 
<TABLE>
<CAPTION>
                                                                SECTION
                                                              -----------
<S>                                                           <C>
PRISM Material Contracts....................................  2.12
PRISM Permits...............................................  2.14
PRISM Plan..................................................  2.18(d)
PRISM Preferred Stock.......................................  2.02
PRISM Schedules.............................................  Article II
PRISM SEC Reports...........................................  2.05(a)
PRISM Stock Option Plans....................................  5.05(a)
PRISM Stockholder Support Agreement.........................  Recitals
PRISM Stockholders' Meeting.................................  2.22
PRISM Stock Purchase Plan...................................  5.06
ARDENT......................................................  Preamble
ARDENT Balance Sheet........................................  3.05(b)
ARDENT Certificates.........................................  1.07(b)
ARDENT Common Stock.........................................  1.06(b)
ARDENT Intellectual Property Rights.........................  3.07
ARDENT Plan.................................................  3.09(c)
ARDENT Rights Plan..........................................  1.06(b)
ARDENT Schedules............................................  Article III
ARDENT SEC Reports..........................................  3.07(a)
ARDENT Stock Purchase Plan..................................  3.03(b)
</TABLE>
 
                                      (iv)
<PAGE>   149
 
                AGREEMENT AND PLAN OF MERGER AND REORGANIZATION
 
     AGREEMENT AND PLAN OF MERGER AND REORGANIZATION, dated as of November 19,
1998 (this "Agreement"), among ARDENT SOFTWARE, INC., a Delaware corporation
("ARDENT"), AQUARIUS ACQUISITION CORP., a Delaware corporation and a
wholly-owned subsidiary of ARDENT ("SUB") and PRISM SOLUTIONS, INC., a Delaware
corporation ("PRISM").
 
                                  WITNESSETH:
 
     WHEREAS, the Boards of Directors of ARDENT and PRISM have determined that
it is advisable and in the best interests of their respective stockholders for
ARDENT and PRISM to enter into a strategic business combination upon the terms
and subject to the conditions set forth herein; and
 
     WHEREAS, in furtherance of such combination, the Boards of Directors of
ARDENT, SUB and PRISM have each approved the merger (the "Merger") of SUB with
and into PRISM, pursuant to which PRISM will become a wholly-owned subsidiary of
ARDENT, the Merger to be in accordance with the applicable provisions of the
Delaware General Corporation Law (the "Delaware Law") and upon the terms and
subject to the conditions set forth herein; and
 
     WHEREAS, concurrently with the execution and delivery of this Agreement and
as a condition and inducement to each of ARDENT's and SUB's willingness to enter
into this Agreement, certain stockholders of PRISM have entered into Stockholder
Support Agreements with ARDENT dated as of the date of this Agreement,
(collectively, the "PRISM Stockholder Support Agreement"), pursuant to which
such stockholders have agreed, among other things, to vote all voting securities
of PRISM beneficially owned by them in favor of adoption of the Merger;
 
     NOW, THEREFORE, in consideration of the foregoing and the mutual covenants
and agreements herein contained, ARDENT, SUB and PRISM hereby agree as follows:
 
                                   ARTICLE I
 
                                   THE MERGER
 
     SECTION 1.01.  Merger; Effective Time.  At the Effective Time (as defined
below), and subject to and upon the terms and conditions of this Agreement and
the Delaware Law, SUB shall be merged with and into PRISM, the separate
existence of SUB shall cease, and PRISM, as the surviving corporation and a
wholly owned subsidiary of ARDENT after the Merger, is hereinafter sometimes
referred to as the "Surviving Corporation." As promptly as practicable after the
satisfaction or waiver, as the case may be, of the conditions set forth in
Article VI, PRISM, SUB and ARDENT shall cause the Merger to be consummated by
filing a certificate of merger as contemplated by Section 251 of the Delaware
Law (the "Certificate of Merger"), together with any required related
instruments, with the Secretary of State of the State of Delaware, in such form
as required by, and executed in accordance with the applicable provisions of,
the Delaware Law (the time of such filings being referred to herein as the
"Effective Time").
 
     SECTION 1.02.  Closing.  Unless this Agreement shall have been terminated
and the transactions herein contemplated shall have been abandoned pursuant to
Section 7.01, and subject to the satisfaction or waiver of all the conditions
set forth in Article VI, the consummation of the Merger shall take place as
promptly as practicable (and in any event within two business days) after
satisfaction or waiver of the conditions set forth in Article VI, at the offices
of Choate, Hall & Stewart, Exchange Place, 53 State Street, Boston,
Massachusetts, unless another time or place is agreed to in writing by PRISM,
ARDENT and SUB.
 
     SECTION 1.03.  Effect of the Merger.  At the Effective Time, the effect of
the Merger shall be as provided in this Agreement, the Certificate of Merger and
the applicable provisions of the Delaware law. Without limiting the generality
of the foregoing, and subject thereto, at the Effective Time all the property,
rights, privileges, powers and franchises of SUB shall vest in the Surviving
Corporation, and all
 
                                       I-1
<PAGE>   150
 
debts, liabilities and duties of SUB shall become the debts, liabilities and
duties of the Surviving Corporation. As a result of the Merger, the outstanding
shares of capital stock of SUB and PRISM shall be converted or canceled in the
manner provided in Section 1.06 of this Agreement; the separate corporate
existence of SUB shall cease; and PRISM shall be the surviving corporation in
the Merger.
 
     SECTION 1.04.  Certificate of Incorporation; By-laws.
 
          (a)  Certificate of Incorporation.  The Certificate of Incorporation
     of PRISM, as in effect immediately prior to the Effective Time, shall be
     the Certificate of Incorporation of the Surviving Corporation until
     thereafter amended in accordance with the Delaware Law and said Certificate
     of Incorporation.
 
          (b)  By-laws.  The By-laws of PRISM, as in effect immediately prior to
     the Effective Time, shall be the By-laws of the Surviving Corporation until
     thereafter amended in accordance with the Delaware Law, the Certificate of
     Incorporation of the Surviving Corporation and said By-laws.
 
     SECTION 1.05.  Directors and Officers.  The directors and officers of SUB
shall be the respective directors and officers of the Surviving Corporation
immediately following the Effective Time.
 
     SECTION 1.06.  Effect on Capital Stock.  At the Effective Time, by virtue
of the Merger and without any action on the part of ARDENT, SUB or PRISM or the
holders of any securities issued by any of them:
 
          (a)  Capital Stock of SUB.  Each issued and outstanding share of the
     capital stock of SUB shall be converted into and become one fully paid and
     nonassessable share of common stock, $.001 par value per share, of the
     Surviving Corporation, which shares shall be the only shares of capital
     stock of SUB outstanding immediately following such conversion.
 
          (b)  Conversion of PRISM Common Stock.  Each share (a "Share") of
     PRISM's common stock, $.001 par value (the "PRISM Common Stock"), issued
     and outstanding immediately prior to the Effective Time (excluding any
     Shares to be canceled pursuant to Section 1.06(c)) shall be converted,
     subject to Sections 1.06(d), 1.06(e) and 1.07(f), into the right to receive
     0.13124 shares (the "Exchange Ratio") of validly issued, fully paid and
     nonassessable shares of ARDENT common stock, $.01 par value per share
     ("ARDENT Common Stock") and a pro rata right under the ARDENT rights plan
     (the "ARDENT Rights Plan") pursuant to the Rights Agreement dated as of
     June 12, 1996, as amended, between ARDENT and State Street Bank and Trust
     Company.
 
          (c)  Cancellation of PRISM Common Stock.  Each Share held in the
     treasury of PRISM and each Share owned by any direct or indirect subsidiary
     of PRISM immediately prior to the Effective Time (the "Canceled Shares")
     shall, by virtue of the Merger and without any action on the part of the
     holder thereof, cease to be outstanding and be canceled and retired without
     payment of any consideration therefor.
 
          (d)  Adjustments to Exchange Ratio.  The Exchange Ratio shall be
     adjusted to reflect fully the effect of any subdivision, combination, stock
     dividend (including any dividend or distribution of securities convertible
     into ARDENT Common Stock or PRISM Common Stock), reorganization,
     recapitalization or similar capital change with respect to ARDENT Common
     Stock or PRISM Common Stock occurring after the date hereof and prior to
     the Effective Time.
 
          (e)  Fractional Shares.  No fraction of a share of ARDENT Common Stock
     shall be issued, but in lieu thereof each holder of PRISM Common Stock who
     would otherwise be entitled to a fraction of a share of ARDENT Common Stock
     (after aggregating all fractional shares of ARDENT Common Stock to be
     received by such holder and providing for any amounts or shares to be
     withheld pursuant to Section 1.07(f), it being the intention of the parties
     that no holder of PRISM Common Stock will receive cash in an amount equal
     to or greater than the value of one full share of ARDENT Common Stock)
     shall receive from ARDENT an amount of cash (rounded to the nearest cent),
     without interest, equal to the product of (i) such fraction, multiplied by
     (ii) the closing price of ARDENT Common Stock on the Nasdaq National Market
     on the date of the Effective Time.
 
                                       I-2
<PAGE>   151
 
     SECTION 1.07.  Exchange of Certificates.
 
          (a)  Exchange Agent.  As of the Effective Time, ARDENT shall supply,
     or shall cause to be supplied, to or for the account of a bank or trust
     company to be designated by ARDENT (the "Exchange Agent"), in trust for the
     benefit of the holders of PRISM Common Stock (other than Canceled Shares),
     for exchange in accordance with this Section 1.07, certificates evidencing
     the ARDENT Common Stock issuable pursuant to Section 1.06 in exchange for
     outstanding Shares and all cash required to be paid pursuant to Sections
     1.06(e) and 1.07(c).
 
          (b)  Exchange Procedures.  As soon as reasonably practicable after the
     Effective Time, ARDENT shall instruct the Exchange Agent to mail to each
     holder of record of a certificate or certificates (the "Certificates")
     which immediately prior to the Effective Time evidenced outstanding Shares,
     other than Canceled Shares, (i) a letter of transmittal, which letter shall
     specify, among other conditions, that delivery shall be effected, and risk
     of loss and title to the Certificates shall pass, only upon proper delivery
     of the Certificates to the Exchange Agent, and (ii) instructions to effect
     the surrender of the Certificates in exchange for the certificates
     evidencing shares of ARDENT Common Stock (the "ARDENT Certificates") and,
     in lieu of any fractional shares thereof, cash. Upon surrender of a
     Certificate for cancellation to the Exchange Agent together with such
     letter of transmittal, duly executed, and such other customary documents as
     may be reasonably required by ARDENT or the Exchange Agent, the holder of
     such Certificate shall be entitled to receive in exchange therefor (A)
     ARDENT Certificates evidencing that whole number of shares of ARDENT Common
     Stock which such holder has the right to receive in respect of the Shares
     formerly evidenced by such Certificate in accordance with the Exchange
     Ratio and the other applicable provisions hereof, together with an equal
     number of rights under the ARDENT Rights Plan, (B) any dividends or other
     distributions to which such holder is entitled pursuant to Section 1.07(c),
     and (C) cash in lieu of fractional ARDENT Common Stock to which such holder
     is entitled pursuant to Section 1.06(e) (such ARDENT Common Stock, rights,
     dividends, distributions and cash in lieu of fractional shares together
     with any amounts or shares to be withheld pursuant to Section 1.07(f) being
     collectively referred to as the "Merger Consideration"), and the
     Certificate so surrendered shall forthwith be canceled. In the event of a
     transfer of ownership of Shares which is not registered in the transfer
     records of PRISM as of the Effective Time, ARDENT Common Stock and cash may
     be issued and paid in accordance with this Article I to a transferee if the
     Certificate evidencing such Shares is presented to the Exchange Agent,
     accompanied by all documents required by law to evidence and effect such
     transfer pursuant to this Section 1.07(b) and by evidence that any
     applicable stock transfer taxes have been paid. Until so surrendered, each
     outstanding Certificate which, prior to the Effective Time, represented
     shares of PRISM Common Stock shall be deemed from and after the Effective
     Time, for all corporate purposes other than the payment of dividends, to
     evidence the ownership of the number of full shares of ARDENT Common Stock
     into which such shares of PRISM Common Stock may be exchanged in accordance
     herewith and the right to receive an amount in cash in lieu of the issuance
     of any fractional shares in accordance with Section 1.06(e).
 
          (c)  Distributions With Respect to Unexchanged PRISM Common Stock.  No
     dividends or other distributions with respect to ARDENT Common Stock with a
     record date after the Effective Time shall be paid to the holder of any
     unsurrendered Certificate with respect to the ARDENT Common Stock such
     holder is entitled to receive until such holder shall surrender such
     Certificate. Subject to applicable law, following the surrender of any such
     Certificate, there shall be paid to the record holder of the certificates
     representing whole shares of ARDENT Common Stock issued in exchange
     therefor, without interest, at the time of such surrender, the amount of
     dividends or other distributions with a record date after the Effective
     Time theretofore paid with respect to such whole shares of ARDENT Common
     Stock.
 
          (d)  Transfers of Ownership.  If any certificate evidencing shares of
     ARDENT Common Stock is to be issued in a name other than that in which the
     Certificate surrendered in exchange therefor is registered, it shall be a
     condition of the issuance thereof that the Certificate so surrendered shall
     be properly endorsed and otherwise in proper form for transfer and that the
     person requesting such exchange shall have paid to ARDENT, or any agent
     designated by ARDENT, any transfer or other
 
                                       I-3
<PAGE>   152
 
     taxes required by reason of the issuance of a certificate for shares of
     ARDENT Common Stock in any name other than that of the registered holder of
     the Certificate surrendered.
 
          (e)  No Liability.  ARDENT and PRISM shall have no liability to any
     holder of PRISM Common Stock for any Merger Consideration (or dividends or
     distributions with respect thereto) which are delivered to a public
     official pursuant to any applicable abandoned property, escheat or similar
     law.
 
          (f)  Withholding Rights.  ARDENT or the Exchange Agent shall be
     entitled to deduct and withhold from the Merger Consideration otherwise
     payable to any holder of PRISM Common Stock such amounts as ARDENT or the
     Exchange Agent may be required to deduct and withhold with respect to any
     provision of Federal, state, local or foreign tax laws. To the extent that
     amounts are so withheld by ARDENT or the Exchange Agent, such withheld
     amounts shall be treated for all purposes of this Agreement as having been
     paid to the holder of the Shares in respect of which such deduction and
     withholding was made by ARDENT or the Exchange Agent.
 
     SECTION 1.08.  Stock Transfer Books.  At the Effective Time, the stock
transfer books of PRISM shall be closed, and there shall be no further
registration of transfers of PRISM Common Stock on the records of PRISM.
 
     SECTION 1.09. [Intentionally Omitted]
 
     SECTION 1.10.  No Further Ownership Rights in PRISM Common Stock.  The
Merger Consideration delivered upon the surrender for exchange of Shares in
accordance with the terms hereof shall be deemed to have been delivered in full
satisfaction of all rights pertaining to such Shares, and there shall be no
further registration of transfers on the records of the Surviving Corporation of
Shares which were outstanding immediately prior to the Effective Time. If, after
the Effective Time, Certificates are presented to the Surviving Corporation for
any reason, they shall be canceled and exchanged as provided in this Article I.
 
     SECTION 1.11.  Lost, Stolen or Destroyed Certificates.  In the event any
Certificate shall have been lost, stolen or destroyed (a "Lost Certificate"),
the Exchange Agent shall, upon the making of an affidavit of that fact by the
registered owner thereof, deliver to such owner such Merger Consideration as may
be required pursuant to Section 1.06; provided, however, that ARDENT may, in its
sole discretion and as a condition precedent to the delivery thereof, require
the registered owner of such Lost Certificate to deliver a bond in such sum as
it may reasonably direct as indemnity against any claim that may be made against
ARDENT or the Exchange Agent with respect to the Lost Certificate.
 
     SECTION 1.12.  Tax and Accounting Consequences.  It is intended by ARDENT
and PRISM that the Merger shall (i) constitute a reorganization within the
meaning of Section 368(a) of the Code, and (ii) qualify for accounting treatment
as a pooling of interests. ARDENT and PRISM hereby adopt this Agreement as a
"plan of reorganization" within the meaning of Sections 1.368-2(g) and
1.368-3(a) of the United States Treasury Regulations.
 
                                   ARTICLE II
 
                    REPRESENTATIONS AND WARRANTIES OF PRISM
 
     PRISM represents and warrants to ARDENT and SUB, subject to the exceptions
specifically disclosed in writing in the disclosure letter supplied by PRISM to
ARDENT ("PRISM Schedules") which identifies the Section numbers hereof to which
the disclosures pertain and which is dated as of the date hereof, as follows:
 
     SECTION 2.01.  Organization.  Each of PRISM and its subsidiaries is a
corporation duly organized, validly existing and in good standing under the laws
of the jurisdiction of its incorporation, has the corporate power and authority
to own, lease and operate its property and to carry on its business as now being
conducted, and is duly qualified to do business and in good standing as a
foreign corporation in
 
                                       I-4
<PAGE>   153
 
each jurisdiction in which such qualification is required by virtue of the
nature of the activities conducted by it, except to the extent that the failure
to be so qualified and in good standing could not reasonably be expected to
have, individually or in the aggregate, a Material Adverse Effect on PRISM (as
hereinafter defined). PRISM Schedules contain a true and complete list of all of
PRISM subsidiaries and the jurisdiction of incorporation of each subsidiary.
PRISM owns, directly or indirectly through one or more subsidiaries, 100% of the
capital stock of each of its subsidiaries and there are no securities
exchangeable into or exercisable for any capital stock of any such subsidiary
issued, reserved for issuance or outstanding. Except as set forth in PRISM
Schedules, PRISM does not directly or indirectly own any equity or similar
interest in, or any interest convertible into or exchangeable or exercisable for
any interest in, any corporation, partnership, joint venture or other business
association or entity. PRISM has delivered or made available to ARDENT a true
and correct copy of the Certificate of Incorporation and Bylaws of PRISM and
similar governing instruments of each of its subsidiaries, each as amended to
the date hereof. In this Agreement, the term "Material Adverse Effect" used in
reference to PRISM or any of its subsidiaries means any event, change or effect,
individually or in the aggregate that is, or is reasonably likely to be,
materially adverse to the financial condition, assets, liabilities, results of
operations or business of PRISM and its subsidiaries, taken as a whole, other
than decreases in the market price of PRISM Common Stock, changes resulting
solely from changes in general economic or computer software industry
conditions, or changes that are a direct result of the announcement or pending
status of the Merger (including, without limitation, any reduction or
termination of orders received by PRISM employees, distributors or resellers or
the cessation of employment by PRISM employees resulting therefrom).
 
     SECTION 2.02.  PRISM Capital Structure.  The authorized capital stock of
PRISM consists of 50,000,000 shares of Common Stock, $.001 par value, of which
there were 18,701,138 shares issued and outstanding as of the date hereof, and
15,000,000 shares of Preferred Stock, $.001 par value ("PRISM Preferred Stock").
No shares of PRISM Preferred Stock are issued and outstanding as of the date
hereof, and there will be no such shares outstanding as of the Effective Time.
All outstanding shares of PRISM Common Stock are duly authorized, validly
issued, fully paid and non-assessable and are not subject to preemptive rights
created by statute, the Certificate of Incorporation or Bylaws of PRISM or any
agreement or document to which PRISM is a party or by which it is bound. As of
the date hereof, PRISM had reserved 8,821,790 shares of PRISM Common Stock, net
of exercises, for issuance to employees pursuant to PRISM Stock Option Plans,
under which options are outstanding for 5,369,315 shares of PRISM Common Stock,
minus any shares issued on the date hereof upon exercise of options outstanding
on the date hereof. All shares of PRISM Common Stock subject to issuance as
aforesaid, upon issuance on the terms and conditions specified in the
instruments pursuant to which they are issuable, shall be duly authorized,
validly issued, fully paid and nonassessable. PRISM Schedules include a list,
for each outstanding option as of the date hereof, of the following: (i) the
name of the holder of such option, (ii) the number of shares subject to such
option, and (iii) the exercise price per share of such option. Except as
disclosed in PRISM Schedules, no options for PRISM Common Stock have been
repriced since December 31, 1996. For the 24-month offering period ending
January 31, 1999, if all current participants continue to contribute at current
levels (assuming the purchase price of such shares to be 85% of the fair market
value of PRISM Common Stock on the first day of such offering period), there
would be an aggregate of approximately 81,851 shares issuable pursuant to PRISM
1996 Employee Stock Purchase Plan (the "PRISM Stock Purchase Plan"), and no more
than 163,702 shares are issuable for such offering period. Since December 31,
1996, except as set forth in PRISM Schedules, there have been no changes in the
capital structure of PRISM other than issuances of PRISM Common Stock (i) upon
the exercise of options granted under PRISM Stock Option Plans and (ii) pursuant
to the Stock Purchase Plan.
 
     SECTION 2.03.  Obligations With Respect to Capital Stock.  Except as set
forth in Section 2.2 hereof, as of the date of this Agreement, there are no
equity securities of any class of PRISM, or any security exchangeable into or
exercisable for such equity securities, issued, reserved for issuance or
outstanding. Except for securities PRISM owns, directly or indirectly through
one or more subsidiaries, there are no equity securities of any class of any
subsidiary of PRISM, or any securities exchangeable into or exercisable for such
equity securities, issued, reserved for issuance or outstanding. Except as set
forth in
 
                                       I-5
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Section 2.2 hereof and PRISM Schedules and except for obligations of PRISM under
PRISM Stock Purchase Plan as of the date of this Agreement, there are no
options, warrants, equity securities, calls, rights, commitments or agreements
of any character to which PRISM or any of its subsidiaries is a party or by
which it is bound obligating PRISM or any of its subsidiaries to issue, deliver
or sell, or cause to be issued, delivered or sold, additional shares of capital
stock of PRISM or any of its subsidiaries or obligating PRISM or any of its
subsidiaries to grant, extend, accelerate the vesting of or enter into any such
option, warrant, equity security, call, right, commitment or agreement. To the
knowledge of PRISM, there are no voting trusts, proxies or other agreements or
understandings with respect to the shares of capital stock of PRISM, except for
the Amended and Restated Investor Rights Agreement dated as December 19, 1994,
as amended, among PRISM and the persons listed on Exhibit A thereto. No existing
rights with respect to the registration under the Securities Act of 1933, as
amended (the "Securities Act"), of shares of PRISM Common Stock, including, but
not limited to, demand rights or piggy-back registration rights, shall apply
with respect to any shares of ARDENT Common Stock issuable in connection with
the Merger.
 
     SECTION 2.04.  Authority; No Conflicts.
 
          (a) PRISM has all requisite corporate power and authority to enter
     into this Agreement and, subject to obtaining requisite stockholder
     approval, to consummate the transactions contemplated hereby. The execution
     and delivery of this Agreement and the consummation of the transactions
     contemplated hereby have been duly authorized by all necessary corporate
     action on the part of PRISM, subject only to the approval of the Merger by
     the vote of the holders of at least a majority of PRISM Common Stock voting
     together as one class. This Agreement has been duly executed and delivered
     by PRISM and constitutes the valid and binding obligation of PRISM,
     enforceable in accordance with its terms, except as enforceability may be
     limited by bankruptcy and other similar laws and general principles of
     equity.
 
          (b) Except as set forth in PRISM Schedules, the execution and delivery
     of this Agreement by PRISM does not, and the consummation of the
     transactions contemplated hereby will not, conflict with, or result in any
     violation of, or default under (with or without notice or lapse of time, or
     both), or give rise to a right of termination, cancellation or acceleration
     of any obligation or loss of any benefit under (i) any provision of the
     Certificate of Incorporation, as amended, or Bylaws, as amended, of PRISM
     or similar governing instruments of any of its subsidiaries or (ii) any
     mortgage, indenture, lease, contract or other agreement to which PRISM or
     any of its subsidiaries is a party or by which PRISM or any of its
     subsidiaries or the assets of PRISM or any of its subsidiaries is bound,
     except for any such conflict, violation, default, right or loss which could
     not reasonably be expected to have, individually or in the aggregate, a
     Material Adverse Effect on PRISM, or (iii) any permit, concession,
     franchise, license, judgment, order, decree, statute, law, ordinance, rule
     or regulation applicable to PRISM, any of its subsidiaries or their
     respective properties or assets, except for any such conflict, violation,
     default, right or loss which could not reasonably be expected to have,
     individually or in the aggregate, a Material Adverse Effect on PRISM.
 
          (c) Except as set forth in PRISM Schedules, no consent, approval,
     order or authorization of, or registration, declaration or filing with, any
     court, administrative agency or commission or other governmental authority
     or instrumentality ("Governmental Entity"), is required by or with respect
     to PRISM or any of its subsidiaries in connection with the execution and
     delivery of this Agreement or the consummation of the transactions
     contemplated hereby, except (i) in connection, or in compliance, with the
     provisions of the Hart-Scott-Rodino Antitrust Improvement Act of 1976, as
     amended (the "HSR Act"), the Securities Act and the Securities Exchange Act
     of 1934, as amended (the "Exchange Act"), (ii) the filing of the
     Certificate of Merger with the Delaware Secretary of State and appropriate
     documents with the relevant authorities of other states in which PRISM or
     any of its subsidiaries is qualified to do business, (iii) in compliance
     with applicable requirements, if any, of The Nasdaq Stock Market and (iv)
     such other consents, approvals, orders, authorizations, registrations,
     declarations and filings, the failure of which to be obtained or made could
     not reasonably be expected to have, individually or in the aggregate, a
     Material Adverse Effect on PRISM.
 
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     SECTION 2.05.  SEC Filings; PRISM Financial Statements.
 
          (a) PRISM has timely filed all forms, reports and documents required
     to be filed with the Securities and Exchange Commission (the "SEC") since
     March 14, 1996. All such required forms, reports and documents are referred
     to herein as the "PRISM SEC Reports." As of their respective dates, PRISM
     SEC Reports (i) complied in all material respects with the requirements of
     the Securities Act or the Exchange Act, as the case may be, and the rules
     and regulations of the SEC thereunder applicable to such PRISM SEC Reports,
     and (ii) did not at the time they were filed (or if amended or superseded
     by a filing prior to the date of this Agreement, then on the date of such
     filing) contain any untrue statement of a material fact or omit to state a
     material fact required to be stated therein or necessary in order to make
     the statements therein, in the light of the circumstances under which they
     were made, not misleading. None of PRISM subsidiaries is required to file
     any forms, reports or other documents with the SEC.
 
          (b) Each of the consolidated financial statements (including, in each
     case, any related notes thereto) contained in PRISM SEC Reports, including
     any PRISM SEC Reports filed after the date of this Agreement, true and
     correct copies of which have been (or will be, as the case may be)
     delivered to ARDENT, (i) complies (or will comply, as the case may be) as
     to form in all material respects with the published rules and regulations
     of the SEC with respect thereto, (ii) has been (or will be, as the case may
     be) prepared in accordance with generally accepted accounting principles
     applied on a consistent basis throughout the periods involved (except as
     may be indicated therein or in the notes thereto) and (iii) fairly presents
     (or will present, as the case may be) in all material respects the
     consolidated financial position of PRISM and its subsidiaries as at the
     respective dates thereof and the consolidated results of their operations
     and cash flows for the periods indicated, except that the unaudited
     financial statements do not (or will not, as the case may be) include
     footnote disclosure of the type associated with audited financial
     statements and were or are (or will be, as the case may be) subject to
     normal and recurring year-end adjustments described therein. The unaudited
     consolidated balance sheet of PRISM and its subsidiaries as of September
     30, 1998 is hereinafter referred to as the "PRISM Balance Sheet."
 
          (c) As of the date hereof, there are no material amendments or
     modifications to agreements, documents or other instruments which
     previously had been filed by PRISM with the SEC pursuant to the Securities
     Act or the Exchange Act or any other agreements, documents or other
     instruments which have not yet been filed with the SEC but which are or
     will be required to be so filed by PRISM.
 
     SECTION 2.06.  Absence of Certain Changes or Events.  Except as discussed
in PRISM SEC Reports filed prior to the date of this Agreement or PRISM
Schedules, since the date of PRISM Balance Sheet, except with respect to the
actions contemplated by this Agreement, each of PRISM and its subsidiaries has
conducted its business only in the ordinary course and in a manner consistent
with past practice, and since such date and prior to or as of the date hereof,
there has not been (i) any Material Adverse Effect on PRISM or any development
that could reasonably be expected to have a Material Adverse Effect on PRISM;
(ii) any damage, destruction or loss (whether or not covered by insurance) on
PRISM or any of its subsidiaries that has had or could reasonably be expected to
have, individually or in the aggregate, a Material Adverse Effect on PRISM;
(iii) any material change by PRISM or any of its subsidiaries in its accounting
methods, principles or practices; (iv) any material revaluation by PRISM or any
of its subsidiaries of any of its assets, including, without limitation, writing
down the value of capitalized software or inventory or deferred tax assets or
writing off notes or accounts receivable other than in the ordinary course of
business; (v) any labor dispute or charge of unfair labor practice which could
reasonably be expected to have, individually or in the aggregate, a Material
Adverse Effect on PRISM or, to the knowledge of PRISM, any activity or
proceeding by a labor union or representative thereof to organize any employees
of PRISM or any of its subsidiaries or any campaign being conducted to solicit
authorization from employees to be represented by any labor union; (vi) any
waiver by PRISM or any of its subsidiaries of any rights of material value; or
(vii) any other action or event that would have
 
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<PAGE>   156
 
required the consent of ARDENT pursuant to Article 4 had such action or event
occurred after the date of this Agreement.
 
     SECTION 2.07.  Liabilities.  Except (a) for liabilities incurred in the
ordinary course of business consistent with past practice, (b) for transaction
expenses incurred in connection with this Agreement, (c) for liabilities set
forth on PRISM Balance Sheet, or (d) as set forth in PRISM Schedules, since the
date of PRISM Balance Sheet, neither PRISM nor any of its subsidiaries has
incurred any material liabilities that either (i) would be required to be
reflected or reserved against in a consolidated balance sheet of PRISM and its
subsidiaries prepared in accordance with generally accepted accounting
principles as applied in preparing PRISM Balance Sheet or (ii) could reasonably
be expected to have, individually or in the aggregate, a Material Adverse Effect
on PRISM.
 
     SECTION 2.08.  Taxes.
 
          (a)  Definition of Taxes.  For the purposes of this Agreement, "Tax"
     or "Taxes" refers to any and all federal, state, local and foreign, taxes,
     assessments and other governmental charges, duties, impositions and
     liabilities relating to taxes, including taxes based upon or measured by
     gross receipts, income, profits, sales, use and occupation, and value
     added, ad valorem, transfer, franchise, withholding, payroll, recapture,
     employment, excise and property taxes, together with all interest,
     penalties and additions imposed with respect to such amounts and including
     any liability for taxes of a predecessor entity. For the purposes of this
     Agreement, a "Significant Tax Agreement" is any agreement to which PRISM or
     any subsidiary of PRISM is a party under which PRISM or such subsidiary
     could reasonably be expected to be liable to another party under such
     agreement in an amount in excess of $10,000 in respect of Taxes payable by
     such other party to any taxing authority.
 
          (b)  Tax Returns and Audits.  Except as set forth in PRISM Schedules:
 
             (i) PRISM and each of its subsidiaries has timely filed all
        federal, state, local and foreign returns, information statements and
        reports relating to Taxes required by applicable Tax law to be filed by
        PRISM and each of its subsidiaries, except for any such failures to file
        that could not reasonably be expected to have, individually or in the
        aggregate, a Material Adverse Effect on PRISM. All Taxes required to
        have been paid by PRISM or any of its subsidiaries to a taxing authority
        have been paid as of the date hereof, and as of the Effective Time will
        have been paid, except for any such failure to pay that could not
        reasonably be expected to have, individually or in the aggregate, a
        Material Adverse Effect on PRISM. PRISM has made (A) accruals for Taxes
        on PRISM Balance Sheet and (B) with respect to periods after the date of
        PRISM Balance Sheet and prior to the Effective Time, made accruals for
        Taxes on a periodic basis consistent with past practice on PRISM and
        each of its subsidiaries' books and records or financial statements, in
        each case which are adequate to cover any Tax liability of PRISM and
        each of its subsidiaries determined in accordance with generally
        accepted accounting principles through the date of PRISM Balance Sheet
        or the date of the accrual, as the case may be, except where failures to
        make such accruals could not reasonably be expected to have,
        individually or in the aggregate, a Material Adverse Effect on PRISM.
 
             (ii) PRISM and each of its subsidiaries have withheld, and paid
        over to the appropriate taxing authority when required, with respect to
        its employees, all federal and state income taxes, FICA, FUTA and other
        Taxes required to be withheld, except for amounts, which individually or
        in the aggregate, are immaterial.
 
             (iii) There is no Tax deficiency outstanding, proposed or assessed
        against PRISM or any of its subsidiaries, except any such deficiency
        that, if paid, could not reasonably be expected to have, individually or
        in the aggregate, a Material Adverse Effect on PRISM. Neither PRISM nor
        any of its subsidiaries has executed or requested any waiver of any
        statute of limitations on, or extending the period for, the assessment
        or collection of any federal or material state Tax.
 
             (iv) No federal or state Tax audit or other examination of PRISM or
        any of its subsidiaries is presently in progress, nor has PRISM or any
        of its subsidiaries been notified in writing of any
 
                                       I-8
<PAGE>   157
 
        request for any federal or material state Tax audit or other
        examination, except in all cases for Tax audits and other examinations
        which could not reasonably be expected to have, individually or in the
        aggregate, a Material Adverse Effect on PRISM.
 
             (v) Neither PRISM nor any of its subsidiaries has filed any consent
        agreement under Section 341(f) of the Code or agreed to have Section
        341(f)(2) of the Code apply to any disposition of a subsection (f) asset
        (as defined in Section 341(f)(4) of the Code) owned by PRISM.
 
             (vi) Neither PRISM nor any of its subsidiaries is a party to (A)
        any agreement with a party other than PRISM or any of its subsidiaries
        providing for the allocation or payment of Tax liabilities or payment
        for Tax benefits with respect to a consolidated, combined or unitary
        Return which Return includes or included PRISM or any subsidiary or (B)
        any Significant Tax Agreement.
 
             (vii) Except for the group of which PRISM and its subsidiaries are
        now presently members, neither PRISM nor any of its subsidiaries has
        ever been a member of an affiliated group of corporations within the
        meaning of Sections 1504 of the Code.
 
             (viii) Except as set forth in PRISM Schedules, neither PRISM nor
        any of its subsidiaries has agreed to make nor is it required to make
        any adjustment under Section 481(a) of the Code by reason of a change in
        accounting method or otherwise.
 
             (ix) PRISM is not, and has not at any time been, a "United States
        Real Property Holding Corporation" within the meaning of Section
        897(c)(2) of the Code.
 
             (x) Neither PRISM nor any of its subsidiaries has made any
        payments, is obligated to make any payments, or is a party to any
        agreement that under certain circumstances could obligate it to make any
        payments, that will not be deductible under Section 280G of the Code,
        except as disclosed in PRISM Schedules.
 
     SECTION 2.09.  Restrictions on Business Activities.  Except as set forth in
PRISM Schedules, there is no agreement, judgment, injunction, order or decree
binding upon PRISM or its subsidiaries or their properties (including, without
limitation, their intellectual properties) which has or could reasonably be
expected to have the effect of prohibiting or materially impairing the conduct
of the business by PRISM or any of its subsidiaries, including any exclusive
distribution or licensing agreements which cannot be terminated on less than 30
days notice without any cost or expense to PRISM or its subsidiaries.
 
     SECTION 2.10.  Absence of Liens and Encumbrances.  Each of PRISM and its
subsidiaries has good, valid, and marketable title to, or, in the case of leased
properties and assets, valid leasehold interests in, all of its properties and
assets (whether real, personal or mixed, and whether tangible or intangible),
necessary for the conduct of its business, free and clear of any liens and
encumbrances, except (i) as reflected in PRISM Balance Sheet, (ii) liens for
Taxes not yet due and payable, and (iii) such liens and encumbrances that could
not reasonably be expected to have, individually or in the aggregate, a Material
Adverse Effect on PRISM.
 
     SECTION 2.11.  Intellectual Property.
 
          (a) Except as set forth in PRISM Schedules, PRISM or its subsidiaries
     owns, or is licensed, or otherwise possesses legally enforceable rights, to
     use, sell or license, as applicable, all patents, trademarks, trade names,
     service marks, copyrights, and any applications therefor, maskworks,
     schematics, technology, trade secrets, know-how, computer software (in both
     source code and object code form), and tangible or intangible proprietary
     information or material (excluding in each case Commercial Software (as
     defined below)) that are material to the business of PRISM or its
     subsidiaries as currently conducted (the "PRISM Intellectual Property
     Rights"). Except as disclosed in PRISM Schedules, each of PRISM and its
     subsidiaries has licenses for all Commercial Software used in its business
     and neither PRISM nor any subsidiary has any obligation to pay fees,
     royalties
 
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<PAGE>   158
 
     and other amounts in excess of $10,000, in the aggregate, at any time
     pursuant to any such license, except on customary generally available
     commercial terms. "Commercial Software" means packaged commercially
     available software programs generally available to the public which have
     been licensed to PRISM or any of its subsidiaries pursuant to end-user
     licenses and which are used in PRISM or any of its subsidiaries' respective
     businesses.
 
          (b) PRISM Schedules set forth a complete list of all executory
     licenses, sublicenses and other agreements as to which PRISM or any of its
     subsidiaries is a party (as licensor, licensee or otherwise) and pursuant
     to which PRISM or any of its subsidiaries or any other person is authorized
     to use, sell, distribute or license any PRISM Intellectual Property Rights
     (excluding (i) object code end-user licenses granted to end-users pursuant
     to PRISM's end-user license, or any other document that is substantially
     similar to such forms, in the ordinary course of business that permit use
     of software products without a right to modify, distribute or sublicense
     the same ("End-User Licenses") and (ii) licenses, sublicenses or other
     agreements with resellers and distributors that grant non-exclusive rights
     to use or modify and resell or sublicense object code which (A) did not in
     any individual case represent $50,000 or more of revenues to PRISM in 1997,
     or $25,000 or more of revenues to PRISM in the first six months of 1998, on
     a consolidated basis, (B) PRISM has no reason to believe will be material
     to PRISM or any of its subsidiaries' business and (C) can be terminated by
     PRISM on 90 days or less prior notice without cost or expense to PRISM or
     its subsidiaries or any diminution in PRISM Intellectual Property Rights or
     in the ability of PRISM or any of its subsidiaries to conduct its
     business). Neither PRISM nor any of its subsidiaries is in violation of any
     such license, sublicense or agreement, except for such violations that
     could not reasonably be expected to have, individually or in the aggregate,
     a Material Adverse Effect on PRISM.
 
          (c) Except for Embedded Products (as defined below) for which PRISM
     has valid non-exclusive licenses which are disclosed in PRISM Schedules and
     which are adequate for the conduct of PRISM and its subsidiaries' business
     as currently conducted, and, except as otherwise disclosed in PRISM
     Schedules, PRISM or one of its subsidiaries is the sole and exclusive owner
     of PRISM Intellectual Property Rights (free and clear of any liens or
     encumbrances) and has sole and exclusive rights to the use and distribution
     therefor or the material covered thereby in connection with the services or
     products in respect of which such PRISM Intellectual Property Rights are
     currently being used, sold, licensed or distributed. PRISM Schedules list
     all material written executory licenses, sublicenses and other agreements
     as to which PRISM or any of its subsidiaries is a party and pursuant to
     which PRISM or any such subsidiary is authorized to use any third party
     patents, patent rights, trademarks, service marks, trade secrets or
     copyrights, including software ("Third Party Intellectual Property Rights")
     which is incorporated in any existing products or services of PRISM or any
     of its Subsidiaries ("Embedded Products"). Neither PRISM nor any of its
     subsidiaries is contractually obligated to pay compensation to any third
     party with respect to any PRISM Intellectual Property Rights, except
     pursuant to the agreements disclosed on PRISM Schedules.
 
          (d) Except as disclosed in PRISM Schedules, to PRISM knowledge,
     neither PRISM nor any of its subsidiaries has infringed on any intellectual
     property rights of any third persons.
 
          (e) Except as disclosed in PRISM Schedules, no claims with respect to
     PRISM Intellectual Property Rights are pending or, to the knowledge of
     PRISM, threatened by PRISM or any third party, (i) alleging that the
     manufacture, sale, licensing or use of any PRISM Intellectual Property
     Rights as now manufactured, sold, licensed or used by PRISM or any of its
     subsidiaries or any third party infringes on any intellectual property
     rights of any third party or PRISM, (ii) against the use by PRISM or any of
     its subsidiaries or any third party of any technology, know-how or computer
     software used in PRISM business as currently conducted or (iii) challenging
     the ownership by PRISM or any of its subsidiaries or the validity or
     effectiveness of any such PRISM Intellectual Property Rights; provided,
     however, that no disclosure pursuant to this paragraph (e) shall be
     required with respect to any PRISM Intellectual Property Rights which are
     licensed to PRISM or any of its subsidiaries on a non-exclusive basis,
     unless PRISM has knowledge of the pending or threatened
 
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     claim and such claim, if true, could reasonably be expected to have,
     individually or in the aggregate, a Material Adverse Effect on PRISM.
 
          (f) Except as disclosed in PRISM Schedules, neither PRISM nor any of
     its subsidiaries has entered into any agreement under which PRISM or its
     subsidiaries is restricted from selling, licensing or otherwise
     distributing any products to any class or type of customers, in any
     geographic area or during any period of time.
 
          (g) PRISM or one of its subsidiaries has taken reasonable security
     measures to safeguard and maintain their respective property rights in all
     PRISM Intellectual Property Rights owned by PRISM or any of its
     subsidiaries. Except for clerical and similar lower level internal support
     personnel (e.g., mail room staff, messengers, etc.), all officers,
     employees and consultants of PRISM or any of its subsidiaries who have
     access to proprietary information have executed and delivered to PRISM or
     one of its subsidiaries an agreement regarding the protection of
     proprietary information and the assignment to, or ownership by PRISM or one
     of its subsidiaries of, all PRISM Intellectual Property Rights arising from
     the services performed for PRISM or any of its subsidiaries by such
     persons. To the knowledge of PRISM, no current or prior officers, employees
     or consultants of PRISM or any of its subsidiaries claim, and neither PRISM
     nor any of its subsidiaries is aware of any grounds that would form a
     reasonable basis to assert a claim to, any ownership interest in any PRISM
     Intellectual Property Right as a result of having been involved in the
     development of such PRISM Intellectual Property Right while employed by or
     consulting to PRISM or one of its subsidiaries, or otherwise. Except as
     disclosed in PRISM Schedules and except for Embedded Products, all of the
     computer software products within PRISM Intellectual Property Rights have
     been developed by employees of PRISM or its subsidiaries within the scope
     of their employment or by consultants who have assigned all rights to such
     products to PRISM or its subsidiaries.
 
          (h) To the knowledge of PRISM, as of the date hereof, there are no
     defects in PRISM or any of its subsidiaries' software products, and there
     are no errors in any documentation, specifications, manuals, user guides,
     promotional materials, internal notes and memos, technical documentation,
     drawings, flow charts, diagrams, source language statements, demo disks,
     benchmark test results, and other written materials related to, associated
     with or used or produced in the development of PRISM or any of its
     subsidiaries' software products, which defects or errors would reasonably
     be expected to have, individually or in the aggregate, a Material Adverse
     Effect on PRISM. Except as disclosed in PRISM Schedules, the occurrence in,
     or use by, any computer software included in PRISM Intellectual Property
     Rights of dates on or after January 1, 2000 ("Millennial Dates") will not
     adversely affect the performance of such software with respect to date
     dependent data, computations, output or other functions (including without
     limitation, calculating, computing and sequencing), and such software will
     create, sort and generate output data related to or including Millennial
     Dates that are properly entered without any material errors or omissions.
 
          (i) No government funding or university or college facilities were
     used in the development of the computer software programs or applications
     owned by PRISM or any of its subsidiaries.
 
          (j) To the knowledge of PRISM, neither PRISM nor any of its
     subsidiaries has made any material oral or written representations or
     warranties with respect to its products or services, except as set forth in
     PRISM End-User Licenses.
 
     SECTION 2.12.  Agreements, Contracts and Commitments.  Except as set forth
in PRISM Schedules or in the Exhibits to PRISM SEC Reports filed prior to the
date of this Agreement, as of the date of this Agreement, neither PRISM nor any
of its subsidiaries is a party to nor is it or its assets bound by any PRISM
Material Contract. For purposes of this Agreement, "PRISM Material Contract"
means:
 
          (a) any union or collective bargaining agreement;
 
          (b) any employment or consulting agreement, contract or binding
     commitment (including any royalty agreement with an employee) providing for
     compensation or payments in excess of $50,000 in any year not terminable by
     PRISM or its subsidiary on 30 days notice without liability, except to the
 
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     extent general principles of wrongful termination or other employment law
     may limit PRISM or its subsidiary's ability to terminate employees at will;
 
          (c) any agreement or plan, including, without limitation, any stock
     option plan, stock appreciation right plan, or stock purchase plan, any of
     the benefits of which will be increased, or the vesting of benefits of
     which will be accelerated or the right to benefits will be created, by the
     occurrence of any of the transactions contemplated by this Agreement;
 
          (d) any partnership agreement or joint venture agreement or other
     similar arrangement to share in profits from an activity;
 
          (e) any agreement of indemnification or guaranty not entered into in
     the ordinary course of business with any party in excess of $100,000
     individually or in the aggregate, and any agreement of indemnification or
     guarantee between PRISM or any of its subsidiaries and any of their
     respective officers or directors, irrespective of the amount of such
     agreement or guarantee;
 
          (f) any agreement, contract or binding commitment containing any
     covenant directly or indirectly limiting the freedom of PRISM or any of its
     subsidiaries to engage in any line of business, compete with any person or
     sell any product or, following the consummation of the Merger, would so
     limit ARDENT, PRISM or any of PRISM's subsidiaries;
 
          (g) any agreement, contract or binding commitment relating to capital
     expenditures and involving future obligations in excess of $250,000;
 
          (h) any agreement, contract or binding commitment relating to the
     disposition or acquisition of assets not in the ordinary course of business
     since December 31, 1995, or any ownership interest in any corporation,
     partnership, joint venture or other business enterprise;
 
          (i) any mortgage, indenture, loan or credit agreement, security
     agreement or other agreement or instrument relating to the borrowing of
     money or extension of credit (other than extensions of credit in the
     ordinary course of business from vendors);
 
          (j) any joint marketing or development agreement (including any
     agreement with an independent contractor);
 
          (k) any distribution, sales representative, reseller or value-added
     reseller agreement, including in such PRISM Schedules an indication of
     those distributors, sales representatives, resellers or value-added
     resellers who have not met the quotas established in accordance with those
     agreements or whose agreements are otherwise currently terminable;
 
          (l) other than in connection with the transactions contemplated by
     this Agreement, any other agreement, contract or binding commitment which
     involves payment by PRISM or any of its subsidiaries of $100,000 or more in
     any 12-month period or $250,000 in the aggregate and which cannot be
     terminated on 30 days notice without cost or expense to PRISM or its
     subsidiaries;
 
          (m) any escrow agreements involving PRISM Intellectual Property Rights
     (including source codes);
 
          (n) any agreements to register its securities;
 
          (o) any agreement required to be disclosed in Section 2.11;
 
          (p) any voting trust or stockholders' agreement; or
 
          (q) any other material agreement, contract or binding commitment.
 
The numerical thresholds set forth in this Section 2.12 shall not be deemed in
any respects to define materiality for other purposes of this Agreement. PRISM
has provided to ARDENT true and complete copies of all PRISM Material Contracts
as amended to date.
 
                                      I-12
<PAGE>   161
 
     SECTION 2.13.  No Default.  Neither PRISM nor any of its subsidiaries has
breached, or received in writing any claim or threat that it has breached, in
any material respect, any PRISM Material Contract. Each PRISM Material Contract
that has not expired or been terminated in accordance with its terms is in full
force and effect, except for such PRISM Material Contracts for which the failure
to be in full force and effect could not reasonably be expected to have,
individually or in the aggregate, a Material Adverse Effect on PRISM.
 
     SECTION 2.14.  Governmental Authorization.  Each of PRISM and its
subsidiaries holds all permits, licenses, variances, exemptions, orders and
approvals of all Governmental Entities which are material to the operation of
its business as currently conducted (the "PRISM Permits"). Neither PRISM nor any
of its subsidiaries is in violation of the terms of PRISM Permits, except for
violations which could not be reasonably expected to have, individually or in
the aggregate, a Material Adverse Effect on PRISM. The business of PRISM and its
subsidiaries is not being, and the business of PRISM and its subsidiaries (and
any prior subsidiaries (but only with respect to the period prior to the
disposition of such subsidiary)) currently or previously conducted has not been,
conducted in violation of any law, ordinance or regulation of any Governmental
Entity, except for violations which could not be reasonably expected to have,
individually or in the aggregate, a Material Adverse Effect on PRISM. No
material investigation or review by any Governmental Entity with respect to
PRISM or any of its subsidiaries is pending or, to the knowledge of PRISM,
threatened.
 
     SECTION 2.15.  Litigation.  Except as disclosed in PRISM Schedules or in
PRISM SEC Reports filed prior to the date of this Agreement, there are no suits,
actions, arbitrations, demands, claims or proceedings pending, or, to the
knowledge of PRISM, threatened against PRISM or any of its subsidiaries or any
of their respective directors, officers or employees in their capacities as such
(collectively, "PRISM Legal Proceedings") nor is there any material judgment,
decree, injunction, rule or order of any Governmental Entity or arbitrator
outstanding against PRISM or any of its subsidiaries. PRISM has made available
to ARDENT or its counsel correct and complete copies of all correspondence
prepared by its counsel for PRISM auditors in connection with the last two
completed audits of PRISM financial statements and any such correspondence since
the date of the last such audit.
 
     SECTION 2.16.  Insurance.  PRISM and each of its subsidiaries maintains in
full force and effect insurance on its assets and its business and operations
against loss or damage, risks, hazards and liabilities of any kind (including
coverage with respect to PRISM Legal Proceedings), in the amounts indicated in
PRISM Schedules. Each of PRISM insurance policies, and the type and amount of
coverage provided thereunder, is described in PRISM Schedules. The companies
providing PRISM with insurance against liability with respect to PRISM Legal
Proceedings have accepted coverage of such PRISM Legal Proceedings, and PRISM
has no reason to believe that the total liability of PRISM with respect to any
of PRISM Legal Proceedings (including fees and expenses associated with the
defense or settlement thereof) will exceed the limits of the applicable policies
of insurance or that PRISM or any of its subsidiaries will have any
indemnification obligations to any of its directors, officers or employees which
are not fully covered by the applicable policies of insurance, in connection
with any of PRISM Legal Proceedings.
 
     SECTION 2.17.  Labor Matters.  Each of PRISM and its subsidiaries has
complied with all applicable laws, and there is no allegation, charge or
complaint or proceeding pending or, to PRISM knowledge, threatened against
PRISM, its subsidiaries or any of their officers, directors or employees,
relating to the employment of labor, including with respect to employment, equal
employment opportunity, discrimination, harassment, immigration, wages, hours,
benefits, collective bargaining, the payment of social security and other taxes,
workers compensation or long term disability, except, in each case, for any such
non-compliance, allegations, charges, complaints or proceedings which could not
reasonably be expected to have, individually or in the aggregate, a Material
Adverse Effect on PRISM. There has never been, there is not presently pending or
existing, and to PRISM knowledge there is not threatened, any labor arbitration
or proceeding in respect of the grievance of any employee, or other labor
dispute against or affecting PRISM or any of its subsidiaries, except, in each
case, for any of the foregoing which could not reasonably be expected to have,
individually or in the aggregate, a Material Adverse Effect on PRISM, or, to the
knowledge of PRISM, any strike, slowdown, picketing, work stoppage,
organizational activity or
 
                                      I-13
<PAGE>   162
 
application or complaint filed by an employee or union with the National Labor
Relations Board or any comparable governmental authority. No application for
certification of a collective bargaining agent is pending or, to PRISM
knowledge, threatened. There is no lockout of any employees by PRISM or any of
its subsidiaries, and no such action is contemplated by PRISM or any of its
subsidiaries. As of the date hereof, neither PRISM nor any of its subsidiaries
has given to or received from any current officer, manager, "significant
employee" (within the meaning of Item 401(c) of Regulation S-K promulgated by
the SEC) or director of PRISM or any of its subsidiaries written notice of
termination of employment or has the knowledge that any such officer, manager,
significant employee or director intends to terminate such employment.
 
     SECTION 2.18.  Employee Benefits.
 
          (a) PRISM Schedules contain a list of each PRISM Plan (as hereinafter
     defined) currently maintained, sponsored or contributed to by PRISM or any
     of its subsidiaries. With respect to each PRISM Plan, PRISM has delivered
     or made available to ARDENT prior to the date hereof, to the extent
     applicable, a true and correct copy of (i) such PRISM Plan and all
     amendments thereto, (ii) each trust agreement, insurance contract or
     administration agreement relating to such PRISM Plan, (iii) the most recent
     summary plan description for each PRISM Plan for which a summary plan
     description is required, (iv) the most recent annual report (Form 5500)
     filed with the IRS, (v) the most recent actuarial report or valuation
     relating to a PRISM Plan subject to Title IV of the Employee Retirement
     Income Security Act of 1974, as amended ("ERISA"), if any, (vi) the most
     recent determination letter, if any, issued by the IRS with respect to any
     PRISM Plan intended to be qualified under section 401(a) of the Code, (vii)
     any request for a determination currently pending before the IRS and (viii)
     all correspondence with the IRS, the Department of Labor or the Pension
     Benefit Guaranty Corporation relating to any outstanding controversy.
     Except as set forth on PRISM Schedules and except as could not reasonably
     be expected to have, individually or in the aggregate, a Material Adverse
     Effect on PRISM, (i) each PRISM Plan complies with ERISA, the Code and all
     other applicable statutes and governmental rules and regulations, (ii) no
     "reportable event" (within the meaning of Section 4043 of ERISA) has
     occurred within the past three years with respect to any PRISM Plan which
     is likely to result in liability to PRISM and (iii) no action has been
     taken, or is currently being considered, to terminate any PRISM Plan
     subject to Title IV of ERISA. At no time has PRISM or any of its ERISA
     Affiliates (as hereinafter defined) been required to contribute to, or
     otherwise had any liability with respect to, a "multiemployer plan" (as
     defined in Section 4001(a)(3) of ERISA).
 
          (b) There has been no failure to make any contribution or pay any
     amount due to any PRISM Plan as required by Section 412 of the Code,
     Section 302 of ERISA, or the terms of any such Plan, and no PRISM Plan, nor
     any trust created thereunder, has incurred any "accumulated funding
     deficiency" (as defined in Section 302 of ERISA), whether or not waived.
 
          (c) There are no actions, suits or claims pending or, to the knowledge
     of PRISM, threatened (other than routine claims for benefits) with respect
     to any PRISM Plan which could reasonably be expected to have, individually
     or in the aggregate, a Material Adverse Effect on PRISM. Neither PRISM nor
     any of its ERISA Affiliates has incurred or could reasonably be expected to
     incur any material liability under or pursuant to Title IV of ERISA,
     including, without limitation, any material liability in the event of the
     involuntary termination of any PRISM Plan subject to Title IV of ERISA. No
     prohibited transactions described in Section 406 of ERISA or Section 4975
     of the Code have occurred which could reasonably be expected to result in
     material liability to PRISM or its subsidiaries. All PRISM Plans that are
     intended to be qualified under Section 401(a) of the Code have been
     determined by the IRS to be so qualified or a request for determination is
     currently pending before the IRS, and PRISM has no reason to believe that
     the IRS will not determine any such PRISM Plan to be so qualified. Except
     for non-compliance that could not reasonably be expected to have a Material
     Adverse Effect on PRISM, each such PRISM Plan has been operated in
     compliance with the Code. Neither PRISM nor any of its ERISA Affiliates has
     any liability or obligation under any welfare plan to provide life
     insurance or medical benefits after termination of
 
                                      I-14
<PAGE>   163
 
     employment to any employee or dependent other than as required by Part 6 of
     Title I of ERISA or as disclosed in PRISM Schedules.
 
          (d) As used herein, (i) "PRISM Plan" means a "pension plan" (as
     defined in Section 3(2) of ERISA), a "welfare plan" (as defined in Section
     3(1) of ERISA), or any bonus, profit sharing, deferred compensation,
     incentive compensation, stock ownership, stock purchase, stock option,
     phantom stock, vacation, severance, death benefit, insurance or other plan
     or arrangement, in each case established, maintained or contributed to by
     PRISM or any of its ERISA Affiliates or as to which PRISM or any of its
     ERISA Affiliates or otherwise may have any liability and (ii) with respect
     to any person, "ERISA Affiliate" means any trade or business (whether or
     not incorporated) which is under common control or would be considered a
     single employer with such person pursuant to Section 414(b), (c), (m) or
     (o) of the Code and the regulations promulgated under those sections or
     pursuant to Section 4001(b) of ERISA and the regulations promulgated
     thereunder.
 
          (e) PRISM Schedules contain a list of each PRISM Ex-U.S. Pension Plan
     and PRISM has made available to ARDENT prior to the date hereof a copy of
     any written plan document with respect thereto. Except for non-compliance
     that could not reasonably be expected to have, individually or in the
     aggregate, a Material Adverse Effect on PRISM, each such plan has been
     maintained in compliance with all applicable laws, orders and regulations,
     and the fair market value of the assets of each such plan which is intended
     to be a funded plan or arrangement equals or exceeds the value of the
     accrued benefits. "PRISM Ex-U.S. Pension Plan" shall mean any arrangement
     providing retirement pension benefits that is established or maintained by
     PRISM or any of its subsidiaries exclusively for the benefit of employees
     who are or were employed outside the United States.
 
          (f) PRISM Schedules contain a list, as of the date of this Agreement,
     of all (i) severance and employment agreements with officers and employees
     of PRISM and each ERISA Affiliate, (ii) severance plans, programs and
     policies of PRISM with or relating to its employees and (iii) plans,
     programs, agreements and other arrangements of PRISM with or relating to
     its employees which contain change of control or similar provisions. PRISM
     has provided to ARDENT a true and complete copy of each of the foregoing.
 
     SECTION 2.19.  Relationships with Related Persons.  Except as disclosed in
PRISM SEC Reports filed prior to the date hereof and except as set forth on
PRISM Schedules, there are no, and since December 31, 1996 have not been any,
undischarged material contracts or agreements or other material transactions
between PRISM or any of its subsidiaries, on the one hand, and any director or
executive officer of PRISM or any of their respective Related Persons (as
defined below), on the other hand, and no director or executive officer of PRISM
or any of their respective Related Persons has any interest in any of the assets
of PRISM or any of its subsidiaries. For purposes hereof, the term "Related
Persons" shall mean (a) each other member of such individual's Family and (b)
any person or entity that is directly or indirectly controlled by any one or
more members of such individual's Family. For purposes of this definition, the
"Family" of an individual includes (i) such individual, (ii) the individual's
spouse, siblings or parent[s], (iii) any lineal descendants of such individual
or (iv) any trusts for the benefit of any of the foregoing.
 
     SECTION 2.20.  State "Anti-Takeover" Statutes.  The Board of Directors of
PRISM has taken all necessary action so that neither Section 203 of Delaware law
nor any other "fair price" or "control share acquisition" statute or other
similar statute or regulation will apply to the Merger or this Agreement or the
transactions contemplated hereby.
 
     SECTION 2.21.  Change of Control Payments.  Except as set forth on PRISM
Schedules, except for the acceleration of vesting of outstanding stock options
as required in accordance with the terms of PRISM Stock Option Plans, except for
employment agreements with directors and officers entered into before the date
of this Agreement and filed with the SEC, neither the execution and delivery of
this Agreement nor the consummation of the transactions contemplated hereby will
(i) result in any payment (including, without limitation, severance,
unemployment compensation, golden parachute, bonus or otherwise) becoming due to
any director or employee of PRISM or any of its subsidiaries from PRISM or
 
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<PAGE>   164
 
any of its subsidiaries, under any PRISM Plan or otherwise, (ii) materially
increase any benefits otherwise payable under any PRISM Plan, (iii) result in
the acceleration of the time of payment or vesting of any such benefits or (iv)
create a right to receive payments upon a subsequent termination of employment.
 
     SECTION 2.22.  Registration Statements; Proxy Statements/Prospectus.  The
information supplied by PRISM for inclusion in the Registration Statement on
Form S-4 (or such other or successor form as shall be appropriate) (including
any amendments or supplements thereto, the "Registration Statement"), pursuant
to which the shares of ARDENT Common Stock to be issued in the Merger will be
registered with the SEC, shall not at the time the Registration Statement is
filed with the SEC and at the time it becomes effective under the Securities
Act, contain any untrue statement of a material fact or omit to state any
material fact required to be stated therein or necessary in order to make the
statements therein not misleading. The information supplied by or concerning
PRISM for inclusion in the proxy statement/prospectus to be sent to the
stockholders of PRISM in connection with the meeting of PRISM stockholders to
consider the Merger (the "PRISM Stockholders' Meeting") (such proxy
statement/prospectus as amended or supplemented is referred to herein as the
"Proxy Statement") shall not, on the date the Proxy Statement is first mailed to
PRISM stockholders, at the time of PRISM Stockholders' Meeting or at the
Effective Time, contain any untrue statement of a material fact or omit to state
any material fact required to be stated therein or necessary in order to make
the statements therein, in light of the circumstances under which they are made,
not false or misleading. The Proxy Statement will comply (with respect to PRISM)
as to form in all material respects with the provisions of the Exchange Act and
the rules and regulations thereunder. If at any time prior to the Effective Time
any event relating to PRISM or any of its affiliates, officers or directors
should be discovered by PRISM which should be set forth in an amendment to the
Registration Statement or a supplement to the Proxy Statement, PRISM shall
promptly inform ARDENT. Notwithstanding the foregoing, PRISM makes no
representation or warranty with respect to any information supplied by or
concerning ARDENT or SUB which is contained in any of the foregoing documents.
 
     SECTION 2.23.  Board Approval.  The Board of Directors of PRISM, has, on or
prior to the date hereof, unanimously approved this Agreement and the Merger.
 
     SECTION 2.24.  Fairness Opinion.  The Board of Directors of PRISM has
received a written opinion from First Albany Corporation ("First Albany"), dated
no later than the date hereof, that the Exchange Ratio contemplated by this
Agreement is fair to PRISM stockholders from a financial point of view and has
delivered to ARDENT a copy of such opinion.
 
     SECTION 2.25.  Brokers' and Finders' Fees.  Neither PRISM nor any of its
subsidiaries has incurred, nor will incur, directly or indirectly, any liability
for brokerage or finders' fees or agents' commissions or any similar charges in
connection with this Agreement or any transaction contemplated hereby, except
for a fee due to First Albany at the Effective Time pursuant to an agreement, a
copy of which has been provided to ARDENT.
 
     SECTION 2.26.  Environmental Matters.  Except as set forth on Schedule
2.26, PRISM and each of its subsidiaries (i) have obtained all material
applicable permits, licenses and other authorization which are required under
Federal, state or local laws relating to pollution or protection of the
environment, including laws relating to emissions, discharges, releases or
threatened releases of pollutants, contaminants or hazardous or toxic materials
or wastes into ambient air, surface water, ground water or land or otherwise
relating to the manufacture, processing, distribution, use, treatment, storage,
disposal, transport or handling of pollutants, contaminants or hazardous or
toxic materials or wastes by PRISM or its subsidiaries (or their respective
agents); (ii) are in substantial compliance with all material terms and
conditions of such required permits, licenses and authorization, and also are in
substantial compliance with all other limitations, restrictions, conditions,
standards, prohibitions, requirements, obligations, schedules and timetables
contained in such laws or contained in any regulation, code, plan, order,
decree, judgment, notice or demand letter issued, entered, promulgated or
approved thereunder; (iii) as of the date hereof, are not aware of nor have
received notice of any event, condition, circumstance, activity, practice,
incident, action or plan which would interfere with or prevent continued
compliance with or which would give rise
 
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<PAGE>   165
 
to any material common law or statutory liability, or otherwise form the basis
of any claim, action, suit or proceeding, based on or resulting from PRISM's or
any of its subsidiaries' (or any of their respective agent's) manufacture,
processing, distribution, use, treatment, storage, disposal, transport or
handling, or the emission, discharge or release into the environment, of any
pollutant, contaminant or hazardous or toxic material or waste, and (iv) have
taken all actions necessary under applicable requirements of Federal, state or
local laws, rules or regulations to register any products or materials required
to be registered by PRISM or its subsidiaries (or any of their respective
agents) thereunder.
 
     SECTION 2.27.  Year 2000 Compliance.  The computer software operated by
PRISM which is material to the conduct of the business of the company is Year
2000 Compliant (as defined below). The software sold by PRISM is, to its
knowledge, Year 2000 Compliant. As used herein, "Year 2000 Compliant" means that
neither the performance nor functionality of the operating systems for the
computers used by PRISM for all software applications that run on such computers
or the software sold by PRISM is affected by dates prior to, during, spanning or
after January 1, 2000 and shall include (a) accurately processing (including
calculating, comparing and sequencing) date and time data from, into and between
the years 1999 and 2000 and leap year calculations, (b) functioning without
error interruption or decreased performance relating to such date and time date,
(c) accurately processing such date and time data when used in combination with
other technology, if the other technology properly exchanges date and time data,
(d) accurate date and time data century recognition, (e) calculations that
accurately use the same century and multi-century formulae and date and time
values, (f) date and time interface values which reflect the correct century and
(g) processing, storing, receiving and outputting all date and time date in a
format that accurately indicates the century of the date and time data.
 
                                  ARTICLE III
 
                REPRESENTATIONS AND WARRANTIES OF ARDENT AND SUB
 
     ARDENT and SUB represent and warrant to PRISM, subject to the exceptions
specifically disclosed in the disclosure letter supplied by ARDENT to PRISM
("ARDENT Schedules") which identifies the Section numbers hereof to which the
disclosures pertain and which is dated as of the date hereof, as follows:
 
     SECTION 3.01.  Organization.  Each of ARDENT and its material subsidiaries
is a corporation duly organized, validly existing and in good standing under the
laws of the jurisdiction of its incorporation, has the corporate power to own,
lease and operate its property and to carry on its business as now being
conducted, and is duly qualified to do business and in good standing as a
foreign corporation in each jurisdiction in which such qualification is required
by virtue of the nature of activities conducted by it, except to the extent that
the failure to be so qualified and in good standing could not reasonably be
expected to have, individual or in the aggregate, a Material Adverse Effect on
ARDENT. ARDENT has delivered or made available a true and correct copy of the
Certificate of Incorporation and By-laws of each of ARDENT and SUB, each as
amended to the date hereof, to counsel for PRISM. In this Agreement, the term
"Material Adverse Effect" used in reference to ARDENT and its subsidiaries means
any event, change or effect materially adverse to the financial condition,
assets, liabilities, results of operations or business of ARDENT and its
subsidiaries, taken as a whole, other than decreases in the market price of the
ARDENT Common Stock, changes resulting solely from changes in general economic
or computer software industry conditions, or changes that are a direct result of
the announcement or pending status of the Merger.
 
     SECTION 3.02.  Absence of Certain Changes or Events.  Except as described
in ARDENT SEC Reports (as hereinafter defined) filed prior to the date of this
Agreement or ARDENT Schedules, and except with respect to the actions
contemplated by this Agreement or in connection with acquisitions of businesses
or technologies by ARDENT or its subsidiaries, since the date of the ARDENT
Balance Sheet (as hereinafter defined), ARDENT has conducted its business only
in the ordinary course and in a manner consistent with past practice and, since
such date, there has not been (i) any Material Adverse Effect on ARDENT or any
development that could reasonably be expected to have a Material Adverse
 
                                      I-17
<PAGE>   166
 
Effect on ARDENT; (ii) any damage, destruction or loss (whether or not covered
by insurance) on ARDENT or any of its material subsidiaries that has had or
could reasonably be expected to have a Material Adverse Effect on ARDENT; (iii)
any material change by ARDENT or any of its material subsidiaries in its
accounting methods, principles or practices; (iv) any material revaluation by
ARDENT or any of its material subsidiaries of any of its assets, including,
without limitation, writing down the value of capitalized software or inventory
or deferred tax assets or writing off notes or accounts receivable other than in
the ordinary course of business; (v) any labor dispute or charge of unfair labor
practice which could reasonably be expected to have, individually or in the
aggregate, a Material Adverse Effect on ARDENT, any activity or proceeding by a
labor union or representative thereof to organize any employee of ARDENT or any
of its material subsidiaries or any campaign conducted to solicit authorization
from employees to be represented by any labor union; or (vi) any waiver by
ARDENT of any rights of material value.
 
     SECTION 3.03.  Capital Structure.
 
          (a) As of the date hereof, the authorized capital stock of ARDENT
     consists of 40,000,000 shares of ARDENT Common Stock, of which 15,443,302
     shares are issued and outstanding as of date hereof (not including any
     shares issued on or after such date upon exercise of options outstanding on
     the date hereof) and 10,000,000 shares Preferred Stock, $.01 par value, of
     which none is currently issued and outstanding. The authorized capital
     stock of SUB consists of 1,000 shares of Common Stock, $.01 par value, all
     of which are issued and outstanding and held by ARDENT. All of the
     foregoing shares of capital stock of ARDENT and SUB have duly authorized,
     and all such issued and outstanding shares have been validly issued, are
     fully paid and nonassessable and are free of any liens or encumbrances
     other than any liens or encumbrances created by or imposed upon the holders
     thereof.
 
          (b) As of the date hereof, ARDENT has also reserved (i) 4,500,000 and
     3,750,000 shares of Common Stock for issuance to ARDENT's officers,
     directors, employees or independent contractors or affiliates thereof under
     ARDENT's 1986 and 1995 Stock Option Plan, respectively, (ii) 350,000 shares
     of ARDENT Common Stock for issuance to non-employee directors of ARDENT
     under ARDENT's Directors' Stock Option Plan and (iii) 700,000 shares of
     ARDENT Common Stock for issuance to employees of ARDENT under ARDENT's
     Employee Stock Purchase Plan (the "ARDENT Stock Purchase Plan"). As of
     November 18, 1998, of the aggregate of 8,600,000 shares of ARDENT Common
     Stock reserved for issuance upon exercise of options therefor, 4,872,147
     shares remained subject to outstanding options and 1,199,919 shares were
     reserved for future grant. In addition, pursuant to the ARDENT Stock
     Purchase Plan, 61,531 shares of ARDENT Common Stock will be issuable to the
     participants therein for the offering period ending February 19, 1999,
     provided that all participants continue to contribute at current levels
     (assuming the purchase price of such shares to be 85% of the fair market
     value of the ARDENT Common Stock on the first day of such offering period).
     Except as set forth in the ARDENT Schedules or the ARDENT SEC Reports and
     for shares of ARDENT Capital Stock issuable in connection with business
     combinations or acquisitions of technology pursuant to agreements which are
     entered into after the date hereof, there are no other equity securities,
     options, warrants, calls, rights, commitments or agreements of any
     character to which ARDENT is a party or by which it is bound obligating
     ARDENT to issue, deliver, sell, repurchase or redeem, or cause to be
     issued, delivered, sold, repurchased or redeemed, any shares of the capital
     stock of ARDENT or obligating ARDENT to grant, extend or enter into any
     such equity security, option, warrant, call, right, commitment or
     agreement.
 
          (c) The shares of ARDENT Common Stock to be issued pursuant to the
     Merger and upon exercise of Substitute Options will, upon issuance, be duly
     authorized, validly issued, fully paid and non-assessable.
 
     SECTION 3.04.  Authority; No Conflict.
 
          (a) ARDENT and SUB have all requisite corporate power and authority to
     enter into this Agreement and to consummate the transactions contemplated
     hereby. The execution and delivery of
 
                                      I-18
<PAGE>   167
 
     this Agreement and the consummation of the transactions contemplated hereby
     have been duly authorized by all necessary corporate action on the part of
     ARDENT and SUB. This Agreement has been duly executed and delivered by
     ARDENT and SUB and constitutes the valid and binding obligations of ARDENT
     and SUB, enforceable in accordance with its terms, except as enforceability
     may be limited by bankruptcy and other similar laws and general principles
     of equity.
 
          (b) The execution and delivery of this Agreement does not, and the
     consummation of the transactions contemplated hereby will not, conflict
     with, or result in any violation of, or default under (with or without
     notice or lapse of time, or both), or give rise to a right of termination,
     cancellation or acceleration of any obligation or loss of a benefit under
     (i) any provision of the Certificate of Incorporation or By-laws of ARDENT
     or SUB or (ii) any mortgage, indenture, lease, contract or other agreement
     or instrument, permit, concession, franchise, license, judgment, order,
     decree, statute, law, ordinance, rule or regulation applicable to ARDENT,
     any of its subsidiaries or their respective properties or assets, other
     than any such conflicts, violations, defaults, terminations, cancellations
     or accelerations which could not reasonably be expected to have,
     individually or in the aggregate, a Material Adverse Effect on ARDENT or
     materially impair ARDENT's or SUB's ability to consummate the transactions
     contemplated hereby.
 
          (c) No consent, approval, order or authorization of, or registration,
     declaration or filing with, any Governmental Entity, is required by or with
     respect to ARDENT and SUB and their respective subsidiaries in connection
     with the execution and delivery of this Agreement by ARDENT and SUB or the
     consummation by ARDENT and SUB of the transactions contemplated hereby,
     except for (i) the filing of a pre-merger notification report under the HSR
     Act, (ii) the filing of the Form S-4 Registration Statement with the SEC,
     (iii) the filing of the Certificate of Merger with the Delaware Secretary
     of State, (iv) the filing of a Form 8-K with the SEC, (v) the listing of
     the shares on the Nasdaq National Market, and (vi) such other consents,
     authorizations, filings, approvals and registrations which if not obtained
     or made could not reasonably be expected to have, individually or in the
     aggregate, a Material Adverse Effect on ARDENT or materially impair
     ARDENT's or SUB's ability to consummate the transactions contemplated
     hereby.
 
     SECTION 3.05.  SEC Filings; ARDENT Financial Statements.
 
          (a) ARDENT has timely filed all forms, reports and documents required
     to be filed with the SEC since January 1, 1996. All such required forms,
     reports and documents are referred to herein as the "ARDENT SEC Reports."
     As of their respective dates, the ARDENT SEC Reports (i) complied in all
     material respects with the requirements of the Securities Act or the
     Exchange Act, as the case may be, and the rules and regulations of the SEC
     thereunder applicable to such ARDENT SEC Reports and (ii) did not at the
     time they were filed (or if amended or superseded by a filing prior to the
     date of this Agreement, then on the date of such filing) contain any untrue
     statement of a material fact or omit to state a material fact required to
     be stated therein or necessary in order to make the statements therein, in
     the light of the circumstances under which they were made, not misleading.
     None of ARDENT's subsidiaries is required to file any forms, reports or
     other documents with the SEC.
 
          (b) Each of the consolidated financial statements (including, in each
     case, any related notes thereto) contained in the ARDENT SEC Reports,
     including any ARDENT SEC Reports filed after the date hereof until the
     Closing, (i) complies (or will comply, as the case may be) as to form in
     all material respects with the published rules and regulations of the SEC
     with respect thereto, (ii) has been (or will be, as the case may be)
     prepared in accordance with generally accepted accounting principles
     applied on a consistent basis throughout the periods involved (except as
     may be indicated in the notes thereto) and (iii) fairly presents (or will
     present, as the case may be) in all material respects the consolidated
     financial position of ARDENT and its subsidiaries as at the respective
     dates thereof and the consolidated results of its operations and cash flows
     for the periods indicated, except that the unaudited interim financial
     statements do not (or will not, as the case may be) include footnote
     disclosure of the type associated with audited financial statements and
     were or are (or will
 
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<PAGE>   168
 
     be, as the case may be) subject to normal and recurring year-end
     adjustments described therein. The unaudited consolidated balance sheet of
     ARDENT and its subsidiaries as of June 30, 1998 is hereinafter referred to
     as the "ARDENT Balance Sheet."
 
          (c) Except as disclosed in the ARDENT Schedules, as of the date
     hereof, there are no material amendments or modifications to agreements,
     documents or other instruments which previously had been filed by ARDENT
     with the SEC pursuant to the Securities Act or the Exchange Act or any
     other agreements, documents or other instruments which have not yet been
     filed with the SEC but which are or will be required to be filed by ARDENT.
 
     SECTION 3.06.  Liabilities.  Except (a) for liabilities incurred in the
ordinary course of business consistent with past practice, (b) for transaction
expenses incurred in connection with this Agreement, (c) for liabilities set
forth on the ARDENT Balance Sheet, (d) for liabilities which have or may be
incurred in connection with acquisitions of businesses or technologies by ARDENT
or its subsidiaries, (e) as set forth in the ARDENT Schedules or (f) other
liabilities that could not reasonably be expected to have, individually or in
the aggregate, a Material Adverse Effect on ARDENT, since the date of the ARDENT
Balance Sheet, none of ARDENT, SUB or any of ARDENT's subsidiaries has incurred
any liabilities that would be required to be reflected or reserved against in a
consolidated balance sheet of ARDENT and its subsidiaries prepared in accordance
with generally accepted accounting principles as applied in preparing the
consolidated balance sheet of ARDENT and its subsidiaries as of the date of the
ARDENT Balance Sheet.
 
     SECTION 3.07.  Intellectual Property.  ARDENT and its subsidiaries either
own, are licensed, or otherwise possess legally enforceable rights to all
patents, trademarks, trade names, service marks, copyrights and applications
therefor, schematics, technology, trade secrets, know-how, computer software (in
both source code and object code form), and other tangible or intangible
proprietary information, materials and rights (collectively, "ARDENT
Intellectual Property Rights") as are necessary in connection with the business
of ARDENT and its subsidiaries, taken as a whole, except where the failure to
have such rights to ARDENT Intellectual Property Rights could not reasonably be
expected to have, individually or in the aggregate, a Material Adverse Effect on
ARDENT. To ARDENT's knowledge, neither ARDENT nor any of its subsidiaries has
infringed any Third Party Intellectual Property Rights, other than any
infringements that could not reasonably be expected to have, individually or in
the aggregate, a Material Adverse Effect on ARDENT.
 
     SECTION 3.08.  Litigation.  Except as disclosed in ARDENT Schedules or in
ARDENT SEC Reports filed prior to the date of this Agreement, there is no suit,
action, arbitration, demand, claim or proceeding pending or, to the knowledge of
ARDENT, threatened against ARDENT or any of its subsidiaries, except for suits,
actions, arbitrations, demands, claims and proceedings which could not
reasonably be expected to have, individually or in the aggregate, a Material
Adverse Effect on ARDENT; nor is there any material judgment, decree,
injunction, rule or order of any Governmental Entity or arbitrator outstanding
against ARDENT or any of its subsidiaries, except for judgments, decrees,
injunctions, rules and orders which could not reasonably be expected to have,
individually or in the aggregate, a Material Adverse Effect on ARDENT. No
investigation or review by any Governmental Entity with respect to ARDENT or any
of its subsidiaries is pending or threatened, except investigations or reviews
that could not reasonably be expected to have, individually or in the aggregate,
a Material Adverse Effect on ARDENT.
 
     SECTION 3.09.  Employee Benefits.
 
          (a) Except as could not reasonably be expected to have, individually
     or in the aggregate, a Material Adverse Effect on ARDENT, (i) each ARDENT
     Plan complies with ERISA, the Code and all other applicable statutes and
     governmental rules and regulations, and (ii) there has been no failure to
     make any contribution or pay any amount due to any ARDENT Plan as required
     by Section 412 of the Code or Section 302 of ERISA, and no ARDENT Plan, nor
     any trust created thereunder, has incurred any "accumulated funding
     deficiency" (as defined in Section 302 of ERISA), whether or not waived.
 
                                      I-20
<PAGE>   169
 
          (b) To the knowledge of ARDENT, there are no actions, suits or claims
     pending or threatened (other than routine claims for benefits) with respect
     to any ARDENT Plan which would reasonably be expected to have, individually
     or in the aggregate, a Material Adverse Effect on ARDENT. Neither ARDENT
     nor any of its ERISA Affiliates has incurred or would reasonably be
     expected to incur any material liability under or pursuant to Title IV of
     ERISA. No prohibited transactions described in Section 406 of ERISA or
     Section 4975 of the Code have occurred which could reasonably be expected
     to result in material liability to ARDENT or its subsidiaries.
 
          (c) As used herein, "ARDENT Plan" means a "pension plan" (as defined
     in Section 3(2) of ERISA), a "welfare plan" (as defined in Section 3(1) of
     ERISA), or any bonus, profit sharing, deferred compensation, incentive
     compensation, stock ownership, stock purchase, stock option, phantom stock,
     vacation, severance, death benefit, insurance or other plan, arrangement or
     understanding, in each case established, maintained or contributed to by
     ARDENT or any of its ERISA Affiliates or as to which ARDENT or any of its
     ERISA Affiliates or otherwise may have any material liability.
 
     SECTION 3.10.  Registration Statement; Proxy Statement/Prospectus.  Other
than with respect to the information supplied by PRISM, the Registration
Statement shall not, at the time the Registration Statement is filed with the
SEC and at the time it becomes effective under the Securities Act, contain any
untrue statement of a material fact or omit to state any material fact necessary
in order to make the statements included therein not misleading. The information
supplied by ARDENT for inclusion in the Proxy Statement shall not, on the date
the Proxy Statement is first mailed to stockholders, at the time of PRISM
Stockholders' Meeting or at the Effective Time, contain any untrue statement of
a material fact or omit to state any material fact required to be stated therein
or necessary in order to make the statements therein, in light of the
circumstances under which they are made, not false or misleading. The Proxy
Statement will comply (with respect to information relating to ARDENT or SUB) as
to form in all material respects with the provisions of the Exchange Act and the
rules and regulations thereunder. If at any time prior to the Effective Time any
event relating to ARDENT, SUB or any of their respective affiliates, officers or
directors should be discovered by ARDENT or SUB which should be set forth in an
amendment to the Registration Statement or a supplement to the Proxy Statement,
ARDENT or SUB will promptly inform PRISM. Notwithstanding the foregoing, ARDENT
and SUB make no representation or warranty with respect to any information
supplied by PRISM which is contained in any of the foregoing documents.
 
     SECTION 3.11.  Board Approval.  The Board of Directors of ARDENT has, as of
the date hereof, approved this Agreement and the Merger.
 
     SECTION 3.12.  Brokers' and Finders' Fees.  ARDENT has not incurred, and
will not incur, directly or indirectly, any liability for brokerage or finders'
fees or agents' commissions or any similar charges in connection with this
Agreement, the Merger or any transaction contemplated hereby, except for a fee
due to Volpe Brown Whelan & Company, LLC at the Effective Time.
 
     SECTION 3.13.  Operations of SUB.  SUB is a direct, wholly-owned subsidiary
of ARDENT, was formed solely for the purpose of engaging in the transactions
contemplated hereby, has engaged in no other business activities and has
conducted its operations only as contemplated hereby.
 
                                   ARTICLE IV
 
                     CONDUCT OF BUSINESS PENDING THE MERGER
 
     SECTION 4.01.  Conduct of Business by PRISM and ARDENT Pending the
Merger.  During the period from the date of this Agreement and continuing until
the earlier of the termination of this Agreement or the Effective Time, unless
the other party shall otherwise agree in writing, each of PRISM and ARDENT shall
conduct its business and shall cause the businesses of its subsidiaries to be
conducted only in, and each of PRISM and ARDENT and its subsidiaries shall not
take any action except in, the ordinary course of business and in a manner
consistent with past practice; and each of PRISM and
 
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<PAGE>   170
 
ARDENT shall use reasonable efforts to preserve the business organization of it
and its subsidiaries, to keep available the services of the present officers,
key employees and consultants of it and its subsidiaries and to preserve the
present relationships of it and its subsidiaries with customers, suppliers and
other persons with which it or any of its subsidiaries has significant business
relations. By way of amplification and not limitation, except as contemplated by
this Agreement, neither PRISM nor ARDENT, nor any of their respective
subsidiaries shall, during the period from the date of this Agreement and
continuing until the earlier of the termination of this Agreement or the
Effective Time do, or propose to do, any of the following without the prior
written consent of the other party:
 
          (a) amend or otherwise change its Certificate of Incorporation,
     By-laws or ARDENT Rights Plan;
 
          (b) issue, sell, pledge, dispose of or encumber, or authorize the
     issuance, sale, pledge, disposition or encumbrance of, any shares of
     capital stock of any class (other than the sale or issuance of common stock
     upon the exercise of outstanding options) or any options, warrants,
     convertible securities or other rights of any kind to acquire any shares of
     capital stock, or any other ownership interest (including, without
     limitation, any phantom interest) of PRISM or ARDENT, as the case may be,
     or any of their respective subsidiaries; provided that consent for grants
     of employee stock options to newly hired employees pursuant to existing
     stock option plans consistent with past practice shall not be unreasonably
     withheld;
 
          (c) sell, pledge, dispose of or encumber any of its assets or any
     assets of its subsidiaries, except for (i) sales of products (or licenses
     thereto) and services in the ordinary course of business consistent with
     past practice, (ii) dispositions of obsolete or worthless assets, and (iii)
     sales of immaterial assets not in excess of $25,000 in the aggregate;
 
          (d) except as is contemplated by Section 5.05 and Section 5.06, alter
     the price or accelerate, amend or change the period (or permit any
     acceleration, amendment or change) of exercisability of options or
     restricted stock granted under the Employee Plans (including stock option
     plans) or authorize cash payments in exchange for any options granted under
     any of such plans;
 
          (e) (i) declare, set aside, make or pay any dividend or other
     distribution (whether in cash, stock or property or any combination
     thereof) in respect of any of its capital stock, except that a wholly owned
     subsidiary of PRISM may declare and pay a dividend to PRISM and a wholly
     owned subsidiary of ARDENT may pay a dividend to a wholly owned subsidiary
     of ARDENT, (ii) split, combine or reclassify any of its capital stock or
     issue or authorize or propose the issuance of any other securities in
     respect of, in lieu of or in substitution for shares of its capital stock,
     or (iii) amend the terms of, repurchase, redeem or otherwise acquire, or
     permit any subsidiary to repurchase, redeem or otherwise acquire, any of
     its securities or any securities of its subsidiaries, or propose to do any
     of the foregoing;
 
          (f) sell, transfer, license, sublicense or otherwise dispose of any
     PRISM Intellectual Property Rights or ARDENT Intellectual Property Rights,
     as the case may be, or amend or modify any existing agreements with respect
     to any PRISM Intellectual Property Rights or ARDENT Intellectual Property
     Rights, as the case may be, or Third Party Intellectual Property Rights,
     other than nonexclusive licenses in the ordinary course of business
     consistent with past practice or amendments or modifications that would
     not, individually or in the aggregate, have a material adverse effect on
     PRISM or ARDENT, as the case may be; provided, however, that PRISM may,
     without ARDENT's consent, enter an agreement with Reuters on terms
     substantially similar to those furnished to ARDENT;
 
          (g) (i) acquire (by merger, consolidation, or acquisition of stock or
     assets) any corporation, partnership or other business organization or
     division thereof; (ii) incur any indebtedness for borrowed money or issue
     any debt securities or assume, guarantee (other than guarantees of bank
     debt of such party's subsidiaries entered into in the ordinary course of
     business and except for a line of credit by PRISM currently under
     negotiation in an amount not to exceed $10,000,000) or endorse or otherwise
 
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<PAGE>   171
 
     as an accommodation become responsible for, the obligations of any person,
     or make any loans or advances, except in each case in the ordinary course
     of business consistent with past practice; (iii) enter into or amend any
     PRISM Material Contract, other than in the ordinary course of business
     consistent with past practice; (iv) authorize any capital expenditures or
     purchase of fixed assets which are, in the aggregate, in excess of $25,000
     for such party and its subsidiaries taken as a whole; or (v) enter into or
     amend any contract, agreement, commitment or arrangement to effect any of
     the matters prohibited by this Section 4.01;
 
          (h) except for increases in salary or wages of employees of such party
     or its subsidiaries who are not officers of such party consistent with past
     practice, increase the compensation payable or to become payable to its
     officers or employees, or grant any severance or termination pay to, or
     enter into any employment or severance agreement with any director, officer
     (except for officers who are terminated on an involuntary basis) or other
     employee of such party or any of its subsidiaries, or establish, adopt,
     enter into or amend any collective bargaining, bonus, profit sharing,
     thrift, compensation, stock option, restricted stock, stock purchase,
     pension, retirement, deferred compensation, employment, termination,
     severance or other plan, agreement, trust, fund, policy or arrangement for
     the benefit of any current or former directors, officers or employees,
     except, in each case, as may be required by law, and except for ministerial
     updating of plans and trusts which does not affect the benefits thereunder;
 
          (i) take any action to change accounting policies or procedures
     (including, without limitation, procedures with respect to revenue
     recognition, the capitalization of software development costs, payments of
     accounts payable and collection of accounts receivable);
 
          (j) make any material tax election inconsistent with past practices or
     settle or compromise any material Federal, state, local or foreign tax
     liability or agree to an extension of a statute of limitations except to
     the extent the amount of any such settlement has been reserved for on the
     balance sheet contained in the most recently filed ARDENT SEC Report or
     PRISM SEC Report, as the case may be;
 
          (k) pay, discharge or satisfy any claims, liabilities or obligations
     (absolute, accrued, asserted or unasserted, contingent or otherwise), other
     then the payment, discharge or satisfaction in the ordinary course of
     business and consistent with past practice of liabilities reflected or
     reserved against in the financial statements of such party or incurred in
     the ordinary course of business and consistent with past practice; or
 
          (l) take any action which would make any of the representations or
     warranties of such party contained in this Agreement materially untrue or
     incorrect or prevent such party from performing in all material respects or
     cause such party not to perform in all material respects its covenants
     hereunder.
 
     SECTION 4.02.  No Solicitation by PRISM or ARDENT.
 
          (a) During the period from the date of this Agreement and continuing
     until the earlier of the termination of this Agreement or the Effective
     Time, neither PRISM nor ARDENT shall, directly or indirectly, through any
     officer, director, employee, representative or agent of PRISM or ARDENT, as
     the case may be, or any of its subsidiaries, solicit, encourage, or,
     subject to the applicable fiduciary duties of the respective directors of
     PRISM and ARDENT, as determined by such directors in good faith after
     consultation with and based upon the advice of legal counsel, negotiate,
     approve or recommend any inquiries or proposals regarding any merger, sale
     of assets, sale of shares of capital stock (including without limitation by
     way of a tender offer) or similar transactions involving PRISM or ARDENT,
     as the case may be, or any of their respective subsidiaries (any of the
     foregoing inquiries or proposals being referred to herein as an
     "Acquisition Proposal").
 
          (b) Either party shall immediately notify the other party after
     receipt of any Acquisition Proposal or any request for nonpublic
     information relating to such party or any of its subsidiaries in connection
     with an Acquisition Proposal or for access to the properties, books or
     records of such party
 
                                      I-23
<PAGE>   172
 
     or any subsidiary by any person that informs the Board of Directors or
     officers of such party or such subsidiary that it intends to make, or has
     made, an Acquisition Proposal. Such notice to the other party shall be made
     orally and in writing and shall indicate in reasonable detail the identity
     of the offeror and the terms and conditions of such proposal, inquiry or
     contact.
 
          (c) Both parties shall immediately cease and cause to be terminated
     any existing discussions or negotiations with any parties (other than with
     the other party hereto) conducted heretofore with respect to any of the
     foregoing. Neither party shall release any third party from any
     confidentiality or standstill agreement to which such party is a party.
 
          (d) Both parties shall use reasonable efforts to ensure that the
     officers and directors of PRISM and ARDENT and their respective
     subsidiaries and any investment banker or other advisor or representative
     retained by such party are aware of, and comply with, the restrictions
     described in this Section 4.02.
 
                                   ARTICLE V
 
                             ADDITIONAL AGREEMENTS
 
     SECTION 5.01.  Proxy Statement/Prospectus; Registration Statement.
 
     As promptly as practicable after the execution of this Agreement, ARDENT
and PRISM shall prepare and file with the SEC (with appropriate requests for
confidential treatment) a preliminary form of the Proxy Statement and other
proxy materials related thereto. Following clearance of the Proxy Statement by
the SEC, ARDENT shall prepare and file with the SEC the Registration Statement,
containing the prospectus which is a part of the Proxy Statement, in connection
with the registration under the Securities Act of the shares of ARDENT Common
Stock to be issued in the Merger. PRISM and ARDENT shall cause the Registration
Statement and the Proxy Statement to comply in all material respects with the
Securities Act, the Exchange Act and the rules and regulations thereunder. Each
of PRISM and ARDENT shall use reasonable efforts to have or cause the
Registration Statement to become effective (including clearing the Proxy
Statement with the SEC) as promptly as practicable, and shall take all actions
required under any applicable federal or state securities laws in connection
with the issuance of shares of ARDENT Common Stock pursuant to the Merger.
Without limiting the generality of the foregoing, each of PRISM and ARDENT
agrees to use all reasonable efforts, after consulting with the other party, to
respond promptly to any comments made by the SEC with respect to the Proxy
Statement (including each preliminary version thereof) and the Registration
Statement (including each amendment and supplement thereto). Each of PRISM and
ARDENT shall, and shall cause it respective representatives to, fully cooperate
with the other party and its respective representatives in the preparation of
the Proxy Statement and the Registration Statement, and shall, upon request,
furnish the other party with all information concerning it and its affiliates,
directors, officers and stockholders as the other may reasonably request in
connection with the preparation of the Proxy Statement and the Registration
Statement. The Proxy Statement shall include the determination and
recommendation of the Board of Directors of PRISM that its respective
stockholders vote in favor of the approval and adoption of this Agreement and
the Merger; provided, however, that the Board of Directors of PRISM may
withdraw, modify or change such recommendation if such Board of Directors
determines in good faith, based upon the advice of outside counsel, that making
such recommendation, or the failure to so withdraw, modify or change its
recommendation, or the failure to recommend any other offer or proposal, could
reasonably be deemed to cause the members of such Board of Directors to breach
their fiduciary duties under applicable law. As promptly as practicable after
the Registration Statement shall have become effective, PRISM shall cause the
Proxy Statement to be mailed to its respective stockholders. Thereafter, PRISM
and ARDENT shall each notify the other as promptly as practicable upon becoming
aware of any event or circumstance which should be described in an amendment of,
or a supplement to, the Proxy Statement or the Registration Statement, and PRISM
and ARDENT shall each notify the other as promptly as practicable after the
receipt by it of any written or oral comments of the SEC on, or of any written
or oral request by the SEC for amendments or supplements to, the Proxy Statement
or the Registration Statement, and shall
 
                                      I-24
<PAGE>   173
 
promptly supply the other with copies of all correspondence between it or any of
its representatives and the SEC with respect to any of the foregoing filings.
 
     SECTION 5.02.  Stockholders Meeting.  PRISM shall call and hold the PRISM
Stockholders Meeting as promptly as practicable for the purpose of voting upon
the approval of the Merger, and PRISM shall use reasonable efforts to hold the
PRISM Stockholder Meeting as soon as practicable after the date on which the
Registration Statement becomes effective. PRISM shall use reasonable efforts to
solicit from its stockholders proxies in favor of the approval of the Merger,
and subject to the applicable fiduciary duties of the directors of PRISM, as
determined by such directors in good faith after consultation with and based
upon the advice of legal counsel shall take all other action necessary or
advisable to secure the vote or consent of stockholders required by the Delaware
Law to obtain such approvals.
 
     SECTION 5.03.  Access to Information; Confidentiality.  Upon reasonable
notice and subject to restrictions contained in any confidentiality agreement to
which PRISM or ARDENT may be subject (from which PRISM and ARDENT shall each use
reasonable efforts to be released), PRISM and ARDENT shall each (and shall cause
each of their subsidiaries to) afford to the officers, employees, accountants,
counsel and other representatives of the other, reasonable access, during the
period prior to the Effective Time, to all its properties, books, contracts,
commitments and records and, during such period, PRISM and ARDENT shall each
(and shall cause each of their subsidiaries to) furnish promptly to the other
all information concerning its business, properties and personnel as such other
party may reasonably request, and PRISM and ARDENT shall each make available to
the other the appropriate individuals (including attorneys, accountants and
other professionals) for discussion of the other's business, properties and
personnel as either ARDENT or PRISM may reasonably request. Each party shall
keep such information confidential in accordance with the terms of the
Confidentiality Agreement, dated November 17, 1998 (the "Confidentiality
Agreement"), between ARDENT and PRISM.
 
     SECTION 5.04.  Consents; Approvals.  PRISM and ARDENT shall each use
reasonable best efforts to obtain all consents, waivers, approvals,
authorizations or orders (including, without limitation, all United States and
foreign governmental and regulatory rulings and approvals), and PRISM and ARDENT
shall make all filings (including, without limitation, all filings with United
States and foreign governmental or regulatory agencies) required in connection
with the authorization, execution and delivery of this Agreement by PRISM and
ARDENT and the consummation by them of the transactions contemplated hereby.
PRISM and ARDENT shall furnish all information required to be included in the
Proxy Statement and the Registration Statement, or for any application or other
filing to be made pursuant to the rules and regulations of any United States or
foreign governmental body in connection with the transactions contemplated by
this Agreement.
 
     SECTION 5.05.  Stock Options.
 
          (a) At the Effective Time, the obligation to issue shares under each
     outstanding option to purchase PRISM Common Stock (each a "Stock Option")
     granted under PRISM's 1992 Stock Option Plan, 1996 Equity Incentive Plan
     and 1996 Directors Stock Option Plan, each as amended (collectively, the
     "PRISM Stock Option Plans"), shall be deemed assumed by ARDENT and each
     such option shall be deemed to constitute an option to acquire, on the same
     terms and conditions as were applicable under such Stock Option prior to
     the Effective Time, the whole number (disregarding any fractional shares)
     of ARDENT Common Stock as the holder of such Stock Option would have been
     entitled to receive pursuant to the Merger had such holder exercised such
     option in full immediately prior to the Effective Time (not taking into
     account whether or not such option was in fact exercisable), at a price per
     share equal to (x) the aggregate exercise price for PRISM Common Stock
     otherwise purchasable pursuant to such Stock Option, divided by (y) the
     number of shares of ARDENT Common Stock deemed purchasable pursuant to such
     Stock Option, provided, however, that the exercisability or the other
     vesting of the assumed options and the underlying stock shall continue to
     be determined by reference to stock option agreements executed pursuant to
     PRISM's Stock Option Plans, and provided, further, that references in any
     Stock Option to PRISM, the board of directors of PRISM or any committee
     thereof, and any PRISM Stock Option Plan shall,
 
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<PAGE>   174
 
     commencing at the Effective Time, unless inconsistent with the context, be
     to ARDENT, the board of directors of ARDENT or a committee thereof, and
     ARDENT's 1986 Stock Option Plan (for officers) or 1995 Non-Statutory Option
     Plan (for non-officers), respectively.
 
          (b) As soon as practicable after the Effective Time, ARDENT shall
     deliver to each holder of an outstanding Stock Option an appropriate notice
     setting forth such holder's rights pursuant thereto and such Stock Option
     shall continue in effect on the same terms and conditions (including
     further anti-dilution provisions and subject to the adjustments required by
     this Section 5.05 after giving effect to the Merger). ARDENT shall comply
     with the terms of all such Stock Options and ensure, to the extent required
     by, and subject to the provisions of, any such PRISM Stock Plan that Stock
     Options which qualified for special tax treatment prior to the Effective
     Time continue to so qualify after the Effective Time. ARDENT shall take all
     corporate action necessary to reserve for issuance a sufficient number of
     ARDENT Common Stock for delivery pursuant to the terms set forth in this
     Section 5.05.
 
          (c) ARDENT shall use reasonable efforts after the Effective Time to
     maintain the effectiveness of a registration statement under the Securities
     Act with respect to the issuance by ARDENT of shares of ARDENT Common Stock
     which may be issued pursuant to the PRISM Options as provided for above in
     this Section 5.05.
 
     SECTION 5.06.  PRISM Employee Stock Purchase Plan.  PRISM shall take such
actions as are necessary to cause the last business day of the "Payment Period"
as such term is used in the PRISM Stock Purchase Plan applicable to the current
offering period to be on or before the last trading day on which shares of PRISM
Common Stock are traded on the Nasdaq Stock Market immediately prior to the
Effective Time (the "Final PRISM Purchase Date"); provided, however, that any
such change in the Final PRISM Purchase Date shall be conditioned upon the
consummation of the Merger. On the Final PRISM Purchase Date, PRISM shall apply
the funds credited as of such date under the PRISM Stock Purchase Plan within
each participant's payroll withholdings account to the purchase of whole shares
of PRISM Common Stock in accordance with the terms of the PRISM Stock Purchase
Plan. The cost to each participant in the PRISM Stock Purchase Plan for shares
of PRISM Common Stock shall be the lower of 85% of the average market price of
PRISM Common Stock on the Nasdaq Stock Market on (i) the first business day of
the then current offering period, or (ii) the last trading day on or prior to
the Final PRISM Purchase Date.
 
     SECTION 5.07.  Notification of Certain Matters.  PRISM shall give prompt
notice to ARDENT, and ARDENT shall give prompt notice to PRISM, of (i) the
occurrence or non- occurrence of any event which would cause any representation
or warranty made by the respective parties in this Agreement to be materially
untrue or inaccurate, and (ii) any failure of PRISM or ARDENT, as the case may
be, to materially comply with or satisfy any covenant, condition or agreement to
be complied with or satisfied by it hereunder; provided, however, that the
delivery of any notice pursuant to this Section 5.07 shall not limit or
otherwise affect the remedies available hereunder to the party receiving such
notice, and provided further, that failure to give such notice shall not be
treated as a breach of covenant for the purposes of Sections 6.02(b) or
6.03(b)unless the failure to give such notice results in material prejudice to
the other party.
 
     SECTION 5.08.  Further Action; Tax Treatment.  Upon the terms and subject
to the conditions hereof, each of the parties hereto shall use reasonable
efforts to take, or cause to be taken, all actions and to do, or cause to be
done, all other things necessary, proper or advisable to consummate and make
effective as promptly as practicable the transactions contemplated by this
Agreement, to obtain in a timely manner all necessary waivers, consents and
approvals and to effect all necessary registrations and filings, and to
otherwise satisfy or cause to be satisfied all conditions precedent to its
obligations under this Agreement. The foregoing covenant shall not include any
obligation by ARDENT to agree to divest, abandon, license or take similar action
with respect to any assets (tangible or intangible) of ARDENT or PRISM. Both
ARDENT and PRISM shall each use reasonable efforts to cause the Merger to
qualify, and will not (either before or after consummation of the Merger) take
any actions which could prevent the Merger from qualifying, as a reorganization
within the meaning of Section 368(a) of the Code.
 
                                      I-26
<PAGE>   175
 
     SECTION 5.09.  Public Announcements.  ARDENT and PRISM shall consult with
each other before issuing any press release or other public statement with
respect to the Merger or this Agreement and shall not issue any such press
release or make any such public statement without the prior consent of the other
party, which shall not be unreasonably withheld; provided, however, that a party
may, without the prior consent of the other party, issue such press release or
make such public statement as may upon the advice of counsel be required by law
if it has used reasonable efforts to consult first with the other party.
 
     SECTION 5.10.  Listing of ARDENT Common Stock on Nasdaq.  ARDENT shall use
reasonable efforts to cause the shares of ARDENT Common Stock to be issued in
the Merger to be approved for quotation on the Nasdaq National Market prior to
the Effective Time.
 
     SECTION 5.11.  Accountant's Comfort Letters.  PRISM and ARDENT shall each
use reasonable efforts to cause PriceWaterhouseCoopers LLP and Deloitte & Touche
LLP to deliver to ARDENT or PRISM, as the case may be, a letter covering such
matters as may be requested by ARDENT or PRISM, with respect to such matters as
are customarily addressed in certified public accountant's "comfort" letters
with respect to the type of transactions contemplated by this Agreement.
 
     SECTION 5.12.  Pooling Accounting Treatment.  PRISM and ARDENT shall use
reasonable efforts to avoid taking any action which would adversely affect the
ability of both parties to treat the Merger as a pooling of interests and shall
take such action as may be reasonably required to negate the impact of any past
actions which would adversely impact the ability of ARDENT or PRISM, as the case
may be, to treat the Merger as a pooling of interests provided that PRISM shall
not be required to take any action with respect to negating such prior actions
if the effect would be adverse to its employees.
 
     SECTION 5.13.  Indemnification; Directors' and Officers' Insurance.  All
rights to indemnification now existing in favor of the present or former
directors or officers of PRISM or any of its subsidiaries as provided in PRISM's
Certificate of Incorporation and Bylaws, or in the certificate or articles of
incorporation, by-laws or similar documents of any such subsidiaries, in effect
as of the date hereof shall, with respect to matters occurring prior to the
Effective Time, survive the Merger and continue in full force and effect after
the Effective Time. All rights to indemnification in respect of any such claim
or claims shall continue until disposition of such claim or claims. ARDENT and
PRISM further agree that all rights to indemnification now existing in favor of
the present or former directors or officers of PRISM or any of its subsidiaries
in any indemnification agreement between such person and PRISM or any such
subsidiary, as the case may be, shall survive the Merger and continue in full
force and effect in accordance with the terms of such agreement. Until the third
anniversary of the Effective Time, ARDENT shall maintain in effect with respect
to matters occurring prior to the Effective Time, to the extent available, the
policy of directors' and officers' liability insurance currently maintained by
PRISM on behalf of its officers and directors and those of its subsidiaries;
provided, however, that, with the consent in writing of a majority of the
persons who are directors of PRISM immediately prior to the Effective Time,
which consent shall not unreasonably be withheld, ARDENT may substitute therefor
a policy containing coverage, terms and conditions which are no less
advantageous to the present or former directors and officers of PRISM.
 
     Notwithstanding anything to the contrary contained in this Agreement, the
provisions of this Section 5.13 shall survive the Effective Time and are
intended to be for the benefit of, and shall be enforceable by, each present and
former director and officer of PRISM.
 
     SECTION 5.14.  Employee Benefits.
 
          (a) With respect to each ARDENT Plan, each ARDENT employee employed by
     PRISM immediately prior to the Effective Time shall receive credit for all
     service performed for PRISM; such service credit shall apply for all
     purposes, including but not limited to, any vacation, sick time, insurance
     or other benefits and any eligibility or vesting requirements under any
     ARDENT Plan.
 
          (b) As of the Effective Time, each ARDENT employee employed by PRISM
     immediately prior to the Effective Time shall be enrolled in the Group
     Health Benefit Plan for Employees of ARDENT, or any successor plan thereto
     ("Group Health Plan") and shall be entitled to participate
 
                                      I-27
<PAGE>   176
 
     in the Group Health Plan without limitation or exclusion for any
     preexisting conditions applicable to any such employee or his enrolled
     dependents, except to the extent that any such preexisting condition
     limitation or exclusion applied to such individual under the group health
     plan provided by PRISM prior to the Effective Time. For purposes of
     participation in the Group Health Plan, each ARDENT employee employed by
     PRISM immediately prior to the Effective Time shall also receive credit for
     all payments made toward deductible, co-payment and out-of-pocket limits
     under the group health plan of PRISM in which such employee was a
     participant immediately prior to the Effective Time for the plan year which
     includes the Effective Time as if such payments had been made for similar
     purposes for such period under the Group Health Plan by an employee
     employed by ARDENT immediately prior to the Effective Time.
 
     SECTION 5.15.  HSR Act Filings.  To the extent required in connection with
the transactions contemplated by this Agreement, each of ARDENT and PRISM shall
promptly make or cause to be made any and all required filings under the HSR Act
and will request early termination of the waiting period required under the HSR
Act. The parties agree to cooperate and promptly respond to any inquiries or
investigations initiated by the Federal Trade Commission or the Department of
Justice in connection with any such filings.
 
     SECTION 5.16.  Stockholder Litigation.  Each of ARDENT and PRISM shall give
the other the reasonable opportunity to participate in the defense of any
stockholder litigation arising in connection with the transactions contemplated
hereby against ARDENT or PRISM, as applicable, and its directors.
 
                                   ARTICLE VI
 
                            CONDITIONS TO THE MERGER
 
     SECTION 6.01.  Conditions to Obligation of Each Party to Effect the
Merger.  The respective obligations of each party to effect the Merger shall be
subject to the satisfaction at or prior to the Effective Time of the following
conditions:
 
          (a) Effectiveness of Registration Statement.  The Registration
     Statement shall have been declared effective by the SEC under the
     Securities Act. No stop order suspending the effectiveness of the
     Registration Statement shall have been issued by the SEC and no proceedings
     for that purpose and no similar proceeding in respect of the Proxy
     Statement shall have been initiated or threatened by the SEC;
 
          (b)  Stockholder Approval.  The Agreement and the Merger shall have
     been approved by the requisite vote of the stockholders of PRISM;
 
          (c)  No Injunctions or Restraints; Illegality.  No temporary
     restraining order or permanent injunction or other order issued by any
     court of competent jurisdiction or other legal restraint or prohibition
     (each an "Injunction") (i) preventing the consummation of the Merger or
     (ii) seeking to prohibit or limit the Surviving Corporation due to the
     consummation of the Merger from exercising all material rights and
     privileges pertaining to its ownership of all or a material portion of the
     business or assets of PRISM, ARDENT or any of their respective
     subsidiaries, shall be in effect, nor shall any proceeding brought by any
     administrative agency or commission or other governmental authority or
     instrumentality, domestic or foreign, seeking any of the foregoing be
     pending; and there shall not be any action taken, or any statute, rule,
     regulation or order enacted, entered, enforced or deemed applicable to the
     Merger, which makes the consummation of the Merger illegal;
 
          (d)  Tax Opinions.  ARDENT and PRISM shall have received written
     opinions of Choate, Hall & Stewart and Fenwick & West LLP, respectively, in
     form and substance reasonably satisfactory to them to the effect that the
     Merger will constitute a reorganization within the meaning of Section
     368(a) of the Code; and
 
          (e)  HSR Act.  The waiting period under the HSR Act applicable to the
     transactions contemplated by this Agreement shall have expired or been
     terminated.
 
                                      I-28
<PAGE>   177
 
     SECTION 6.02.  Additional Conditions to Obligation of ARDENT and SUB.   The
obligations of ARDENT and SUB to effect the Merger are also subject to the
following conditions:
 
          (a)  Representations and Warranties.  The representations and
     warranties of PRISM contained in this Agreement shall be true and correct
     in all material respects on and as of the Effective Time, except for (i)
     changes contemplated or permitted by this Agreement, (ii) those
     representations and warranties which address matters only as of a specified
     date (which shall remain true and correct as of such date), and (iii) where
     the failure to be true and correct would not have a Material Adverse Effect
     upon PRISM, and ARDENT and SUB shall have received a certificate to such
     effect at the closing signed by the President and Chief Financial Officer
     of PRISM;
 
          (b)  Agreements and Covenants.  PRISM shall have performed or complied
     in all material respects with all agreements and covenants required by this
     Agreement to be performed or complied with by PRISM on or prior to the
     Effective Time, and ARDENT and SUB shall have received a certificate to
     such effect signed by the President and Chief Financial Officer of PRISM;
 
     SECTION 6.03.  Additional Conditions to Obligation of PRISM.  The
obligation of PRISM to effect the Merger is also subject to the following
conditions:
 
          (a)  Representations and Warranties.  The representations and
     warranties of ARDENT and SUB contained in this Agreement shall be true and
     correct in all material respects on and as of the Effective Time, except
     for (i) changes contemplated or permitted by this Agreement, (ii) those
     representations and warranties which address matters only as of a
     particular date (which shall remain true and correct as of such date), and
     (iii) where the failure to be true and correct would not have a Material
     Adverse Effect upon ARDENT, and PRISM shall have received a certificate to
     such effect signed by the President and Chief Financial Officer of ARDENT;
 
          (b)  Agreements and Covenants.  ARDENT and SUB shall have performed or
     complied in all material respects with all agreements and covenants
     required by this Agreement to be performed or complied with by ARDENT on or
     prior to the Effective Time, and PRISM shall have received a certificate to
     such effect signed by the President and Chief Financial Officer of ARDENT;
 
          (c)  No Trigger of ARDENT Rights Plan.  No event shall have occurred
     that has or would result in the triggering of any right or entitlement of
     stockholders of ARDENT under the ARDENT Rights Plan, or will occur as a
     result of the consummation of the Merger.
 
          (d)  Listing of ARDENT Common Stock on Nasdaq.  ARDENT shall have
     caused the shares of ARDENT Common Stock to be issued in the Merger to be
     approved for quotation on the Nasdaq National Market prior to the Effective
     Time.
 
                                  ARTICLE VII
 
                                  TERMINATION
 
     SECTION 7.01.  Termination.  This Agreement may be terminated at any time
prior to the Effective Time, notwithstanding approval thereof by the
stockholders of either PRISM or ARDENT:
 
          (a) by mutual written consent duly authorized by the Boards of
     Directors of ARDENT and PRISM; or
 
          (b) by either ARDENT or PRISM if the Merger shall not have been
     consummated by April 30, 1999 (the "Outside Date"), provided that the right
     to terminate this Agreement under this Section 7.01(b) shall not be
     available to any party whose willful failure to fulfill any obligation
     under this Agreement has been the cause of or resulted in the failure of
     the Merger to occur on or before such date; or
 
          (c) by either ARDENT or PRISM if a court of competent jurisdiction or
     governmental, regulatory or administrative agency or commission shall have
     issued a non-appealable final order,
 
                                      I-29
<PAGE>   178
 
     decree or ruling or taken any other action, in each case having the effect
     of permanently restraining, enjoining or otherwise prohibiting the Merger,
     except, if the party relying on such order, decree or ruling or other
     action has not complied with its obligations under Section 5.08; or
 
          (d) by either ARDENT or PRISM, if, at the PRISM Stockholders Meeting
     (including any adjournment or postponement thereof), the requisite vote of
     the stockholders of PRISM shall not have been obtained; or
 
          (e) by ARDENT or PRISM, upon a breach of any representation, warranty,
     covenant or agreement on the part of PRISM or ARDENT, respectively, set
     forth in this Agreement such that the conditions set forth in Section
     6.02(a) or 6.02(b), or Section 6.03(a) or 6.03(b), would not be satisfied
     (a "Terminating Breach"), provided, however, that if such Terminating
     Breach is curable prior to the Outside Date, by ARDENT or PRISM, as the
     case may be, through the exercise of its reasonable efforts and for so long
     as ARDENT or PRISM, as the case may be, continues to exercise such
     reasonable efforts, neither PRISM nor the ARDENT, respectively, may
     terminate this Agreement under this Section 7.01(e); or
 
          (f) by ARDENT, if (i) the Board of Directors of PRISM shall fail to
     recommend the Merger or shall withdraw, modify or change its recommendation
     of the Merger in a manner adverse to ARDENT or shall have resolved to do
     any of the foregoing; (ii) after the receipt by PRISM of an Acquisition
     Proposal, ARDENT requests in writing that the Board of Directors of PRISM
     reconfirm its recommendation of this Agreement and the Merger to the
     stockholders of PRISM and the Board of Directors of PRISM fails to do so
     within 10 business days after its receipt of ARDENT's request; (iii) the
     Board of Directors of PRISM shall have recommended to the stockholders of
     PRISM an Alternative Transaction (as defined in Section 7.03(e)); (iv) a
     tender offer or exchange offer for 20% or more of the outstanding shares of
     PRISM Common Stock is commenced (other than by ARDENT or an affiliate of
     ARDENT) and the Board of Directors of PRISM recommends that the
     stockholders of PRISM tender their shares in such tender or exchange offer;
     or (v) for any reason PRISM fails to call and hold the PRISM Stockholders'
     Meeting by the Outside Date (provided that ARDENT's right to terminate this
     Agreement under such clause (v) shall not be available if at such time
     PRISM would be entitled to terminate this Agreement under Section 7.01(e)
     without giving effect to the cure period).
 
     SECTION 7.02.  Effect of Termination.  In the event of the termination of
this Agreement pursuant to Section 7.01, this Agreement shall forthwith become
void and there shall be no liability on the part of any party hereto or any of
its affiliates, directors, officers or stockholders except (i) as set forth in
Section 7.03 and Section 8.01 hereof, and (ii) nothing herein shall relieve any
party from liability for any willful breach hereof.
 
          SECTION 7.03.  Fees and Expenses.  (a) Except as set forth in this
     Section 7.03, all fees and expenses incurred in connection with this
     Agreement and the transactions contemplated hereby shall be paid by the
     party incurring such expenses if the Merger is not consummated and by
     ARDENT or the Surviving Corporation if the Merger is consummated, to the
     extent such expenses are solely and directly related to such Merger in
     accordance with the guidelines established in Revenue Ruling 73-54, 1973-1
     C.B. 187; provided, however, that, if the Merger is not consummated, ARDENT
     and PRISM shall share equally all fees and expenses, other than attorneys'
     fees, incurred in relation to the printing of the Proxy Statement
     (including any preliminary materials related thereto) and the Registration
     Statement (including financial statements and exhibits) and any amendments
     or supplements thereto.
 
          (b) PRISM shall pay ARDENT a termination fee of $5 million upon the
     earliest to occur of the following events:
 
             (i) the termination of this Agreement by either ARDENT or PRISM
        pursuant to Section 7.1(d) if (A) the requisite votes of the
        stockholders of PRISM to approve the Merger shall not have been
        obtained, (B) a proposal for an Alternative Transaction (as defined
        below)
 
                                      I-30
<PAGE>   179
 
        involving PRISM shall have been publicly announced prior to the PRISM
        Stockholders' Meeting, and (C) either a definitive agreement for an
        Alternative Transaction involving PRISM is entered into, or an
        Alternative Transaction involving PRISM is consummated, within eighteen
        months of such termination;
 
             (ii) the termination of this Agreement by ARDENT pursuant to
        Section 7.1(f); or
 
             (iii) the termination of this Agreement by either ARDENT or PRISM
        pursuant to Section 7.1(d) if (A) the requisite vote of the stockholders
        of PRISM to approve the Merger shall not have been obtained, (B) one or
        more of the stockholders of PRISM party to the PRISM Stockholder Support
        Agreement failed to approve the Merger or otherwise breached such
        agreement, and (C) if such stockholder had voted for the Merger or not
        otherwise breached, the Merger would have been approved by the PRISM
        stockholders.
 
             PRISM's payment of a termination fee pursuant to this subsection
        shall be the sole and exclusive remedy of ARDENT against PRISM and any
        of its subsidiaries and their respective directors, officers, employees,
        agents, advisors or other representatives with respect to the
        occurrences giving rise to such payment; provided that this limitation
        shall not apply in the event of a willful breach of this Agreement by
        PRISM.
 
          (c) [Intentionally Omitted]
 
          (d) The fees payable pursuant to Section 7.03(b) shall be paid
     concurrently with the first to occur of the events described in Section
     7.03(b)(i), (ii) or (iii).
 
          (e) As used in this Agreement, "Alternative Transaction" means either
     (i) a transaction pursuant to which any third party acquires more than 20%
     of the outstanding shares of PRISM Common Stock, pursuant to a tender offer
     or exchange offer or otherwise, (ii) a merger or other business combination
     involving PRISM pursuant to which any third party (or the stockholders of a
     third party) acquires more than 20% of the outstanding shares of PRISM
     Common Stock or the entity surviving such merger or business combination,
     (iii) any other transaction pursuant to which any third party acquires
     control of assets (including for this purpose the outstanding equity
     securities of Subsidiaries of PRISM, and the entity surviving any merger or
     business combination including any of them) of PRISM having a fair market
     value (as determined by the Board of Directors of PRISM in good faith)
     equal to more than 20% of the fair market value of all the assets of PRISM
     and their respective subsidiaries, taken as a whole, immediately prior to
     such transaction, or (iv) any public announcement of a proposal, plan or
     intention to do any of the foregoing or any agreement to engage in any of
     the foregoing.
 
                                  ARTICLE VIII
 
                               GENERAL PROVISIONS
 
     SECTION 8.01.  Effectiveness of Representations, Warranties and Agreements;
Knowledge, Etc.  Except as otherwise provided in this Section 8.01, the
representations, warranties and agreements of each party hereto shall remain
operative and in full force and effect regardless of any investigation made by
or on behalf of any other party hereto, any person controlling any such party or
any of their officers or directors, whether prior to or after the execution of
this Agreement. The representations, warranties and agreements in this Agreement
shall terminate at the Effective Time or upon the termination of this Agreement
pursuant to Section 7.01, as the case may be, except that the agreements set
forth in Article I and Section 5.05 and 5.13 shall survive the Effective Time
indefinitely and those set forth in Section 7.02 and Section 7.03 shall survive
termination indefinitely. The Confidentiality Agreement shall survive
termination of this Agreement as therein provided.
 
     SECTION 8.02.  Notices.  All notices and other communications given or made
pursuant hereto shall be in writing and shall be deemed to have been duly given
or made as of the date delivered to the parties at the following addresses (or
at such other address for a party as shall be specified by like changes
 
                                      I-31
<PAGE>   180
 
of address shall be effective upon receipt) or sent by electronic transmission,
with confirmation received, to the telecopy number specified below:
 
          (a)  If to ARDENT or SUB:
 
               ARDENT SOFTWARE, INC.
               50 Washington Street
               Westboro, MA 01581-1021
               Fax No. (508) 389-8767
               Attention: Peter Gyenes, President
 
        With a copy to:
 
                Choate, Hall & Stewart
                Exchange Place
                53 State Street
                Boston, MA 02110
                Fax No. (617) 248-4000
                Attention: Richard N. Hoehn, Esq.
 
          (b)  If to PRISM:
 
               PRISM SOLUTIONS, INC.
               1000 Hamlin Court
               Sunnyvale, CA 94306
               Fax No.
               Attention:  Warren M. Weiss
                           President and Chief Executive Officer
 
          With a copy to:
 
                Fenwick & West LLP
                Two Palo Alto Square
                Palo Alto, CA 94306
                Fax No. (650) 494-1417
                Attention:  Jacqueline A. Daunt, Esq.
 
     SECTION 8.03.  Certain Definitions.  For purposes of this Agreement, the
term:
 
          (a) "affiliate" means a person that directly or indirectly, through
     one or more intermediaries, controls, is controlled by, or is under common
     control with, the first mentioned person; including, without limitation,
     any partnership or joint venture in which PRISM (either alone, or through
     or together with any other subsidiary) has, directly or indirectly, an
     interest of five percent of more;
 
          (b) "business day" means any day other than a day on which banks in
     Boston are required or authorized to be closed;
 
          (c) "control" (including the terms "controlled by" and "under common
     control") means the possession, directly or indirectly or as trustee or
     executor, of the power to direct or cause the direction of the management
     or policies of a person, whether through the ownership of stock, as trustee
     or executor, by contract or credit arrangement or otherwise;
 
          (d) "person" means an individual, corporation, partnership,
     association, trust, unincorporated organization, other entity or group (as
     defined in Section 13(d)(3) of the Exchange Act); and
 
          (e) "subsidiary" or "subsidiaries" of PRISM, ARDENT, the Surviving
     Corporation or any other person means any corporation, partnership, joint
     venture or other legal entity of which PRISM, the Surviving Corporation,
     ARDENT or such other person, as the case may be, (either alone or through
     or together with any other subsidiary) owns, directly or indirectly, more
     than 50% of the stock or
 
                                      I-32
<PAGE>   181
 
     other equity interests the holders of which are generally entitled to vote
     for the election of the board of directors or other governing body of such
     corporation or other legal entity.
 
     SECTION 8.04.  Amendment.  This Agreement may be amended by the parties
hereto by action taken by or on behalf of their respective Boards of Directors
at any time prior to the Effective Time; provided, however, that after approval
of the Merger by the stockholders of PRISM and ARDENT, no amendment may be made
which by law requires further approval by such stockholders without such further
approval. This Agreement may not be amended except by an instrument in writing
signed by PRISM and ARDENT.
 
     SECTION 8.05.  Waiver.  At any time prior to the Effective Time, any party
hereto may with respect to any other party hereto, (a) extend the time for the
performance of any of the obligations or other acts, (b) waive any inaccuracies
in the representations and warranties contained herein or in any document
delivered pursuant hereto, and (c) waive compliance with any of the agreements
or conditions contained herein. Any such extension or waiver shall be valid only
if set forth in an instrument in writing signed by the party or parties to be
bound thereby.
 
     SECTION 8.06.  Severability.  If any term or other provision of this
Agreement is held by a court of competent jurisdiction to be invalid, illegal or
incapable of being enforced by any rule of law, or public policy, all other
conditions and provisions of this Agreement shall nevertheless remain in full
force and effect so long as the economic or legal substance of the transactions
contemplated hereby is not affected in any manner adverse to any party. Upon
such determination that any term or other provision is invalid, illegal or
incapable of being enforced, the parties hereto shall negotiate in good faith to
modify this Agreement so as to effect the original intent of the parties as
closely as possible in an acceptable manner to the end that transactions
contemplated hereby are fulfilled to the extent possible.
 
     SECTION 8.07.  Entire Agreement.  This Agreement constitutes the entire
agreement and supersedes all prior agreements and undertakings (other than the
Confidentiality Agreement), both written and oral, among the parties, or any of
them, through the date hereof with respect to the subject matter hereof and,
except as otherwise expressly provided herein, are not intended to confer upon
any other person any rights or remedies hereunder.
 
     SECTION 8.08.  Assignment.  This Agreement shall not be assigned by
operation of law or otherwise, except that ARDENT may assign all or any of their
rights hereunder to any affiliate provided that no such assignment shall relieve
the assigning party of its obligations hereunder.
 
     SECTION 8.09.  Parties in Interest.  This Agreement shall be binding upon
and inure solely to the benefit of each party hereto, and nothing in this
Agreement (other than Section 5.13), express or implied, is intended to or shall
confer upon any other person any right, benefit or remedy of any nature
whatsoever under or by reason of this Agreement.
 
     SECTION 8.10.  Failure or Indulgence Not Waiver; Remedies Cumulative.  No
failure or delay on the part of any party hereto in the exercise of any right
hereunder shall impair such right or be construed to be a waiver of, or
acquiescence in, any breach of any representation, warranty or agreement herein,
nor shall any single or partial exercise of any such right preclude other or
further exercise thereof or of any other right. All rights and remedies existing
under this Agreement are cumulative to, and not exclusive of, any rights or
remedies otherwise available.
 
     SECTION 8.11.  Governing Law.  This Agreement shall be governed by, and
construed in accordance with, the internal laws of the State of Delaware,
without regard to the choice of law provisions thereof.
 
     SECTION 8.12.  Specific Performance.  The parties hereto agree that
irreparable damage would occur in the event that any of the provisions of this
Agreement were not performed in accordance with their specific terms or were
otherwise breached. It is accordingly agreed that the parties shall be entitled
to an injunction or injunctions to prevent breaches of this Agreement and to
enforce specifically the terms
 
                                      I-33
<PAGE>   182
 
and provisions hereof in any court of the United States or any state thereof
having jurisdiction, this being in addition to any other remedy to which they
are entitled at law or in equity.
 
     SECTION 8.13.  Counterparts.  This Agreement may be executed in one or more
counterparts, and by the different parties hereto in separate counterparts, each
of which when executed shall be deemed to be an original but all of which taken
together shall constitute one and the same agreement.
 
                                * * * * * * * *
 
     IN WITNESS WHEREOF, ARDENT, SUB and PRISM have caused this Agreement to be
executed under seal as of the date first written above by their respective
officers thereunto duly authorized.
 
                                            ARDENT SOFTWARE, INC.
 
                                            By:  /s/ PETER GYENES
                                            ------------------------------------
                                            Name: Peter Gyenes
                                            Title: Chairman of the Board and
                                                   and Chief Executive Officer
 
                                            PRISM SOLUTIONS, INC.
 
                                            By:  /s/ WARREN M. WEISS
                                            ------------------------------------
                                            Name: Warren M. Weiss
                                            Title: President and Chief Executive
                                            Officer
 
                                            AQUARIUS ACQUISITION CORP.
 
                                            By:  /s/ PETER GYENES
                                            ------------------------------------
                                            Name: Peter Gyenes
                                            Title: Chairman of the Board and
                                                   and Chief Executive Officer
 
                                      I-34
<PAGE>   183
 
                                                                        ANNEX II
 
                                  FAC/EQUITIES
                     A DIVISION OF FIRST ALBANY CORPORATION
                                53 STATE STREET
                                   29TH FLOOR
                                BOSTON, MA 02109
 
                                             November 19, 1998
 
The Board of Directors
Prism Solutions, Inc.
1000 Hamlin Court
Sunnyvale, CA 94089
 
Members of the Board:
 
     You have requested our opinion as to the fairness, from a financial point
of view, to the stockholders of Prism Solutions, Inc. (the "Company") of the
merger (the "Merger") with and into Ardent Software, Inc. ("Ardent"), which will
be the surviving entity, pursuant to an Agreement dated November 19, 1998
between the Company and Ardent (the "Agreement"). We understand that pursuant to
the Merger and as more fully described in the Agreement, each issued and
outstanding share of Prism Common Stock, par value $.001 per share, shall be
converted into the right to receive 0.13124 shares of Ardent Common Stock, par
value $.01 per share.
 
     First Albany Corporation ("First Albany"), as a customary part of its
investment banking business, is engaged on a regular basis in the valuation of
businesses and their securities in connection with mergers and acquisitions,
negotiated underwritings, private placements and valuations for corporate,
estate and other purposes. We regularly publish research reports regarding
various industry sectors.
 
     In connection with and in preparation for rendering this opinion, we have
reviewed, analyzed and relied upon certain information bearing upon the
financial and operating condition of the Company and Ardent, including: the
Agreement; publicly available financial statements and related information of
the Company and Ardent, as of and for the fiscal years ended December 31, 1997
and 1996 and the quarters ended September 30, 1998, June 30, 1998 and March 31,
1998; publicly available information concerning the historical prices at which
the common stock of the Company and Ardent have been transferred on the Nasdaq
National Market System; and other financial information concerning the business
and operations of the Company and Ardent made available to us from published
sources and from the Company, including certain internal financial and operating
budgets, analyses and forecasts of the Company prepared by its management. We
have also discussed with members of the senior management of the Company and
Ardent the past and current business operations, financial condition and future
prospects of the Company and Ardent, as well as other matters believed to be
relevant to our analysis. Further, we considered such other information,
financial studies, analyses and investigations, and financial, economic and
market criteria which we deemed relevant to our analysis including, to the
extent publicly available, the financial terms of transactions we believe are
comparable. We have also compared the Company and Ardent from a financial point
of view with certain other companies in the business intelligence industry which
we have deemed to be relevant. Our opinion is based on market, economic and
other conditions as they existed and could be evaluated by us prior to the date
hereof.
 
     In conducting our review and arriving at our opinion, we have relied upon
and assumed the accuracy and completeness of all of the financial and other
information provided to us by the Company or Ardent, or otherwise publicly
available, and the other information as described in the preceding paragraph,
and have assumed that there have been no material changes in the Company's or
Ardent's business operations, financial condition or prospects since the
respective dates of such information. We have relied on advice of counsel to the
Company as to all legal matters with respect to the Company, the Merger and the
Agreement, including the legal status of litigation involving the Company. We
have not independently
 
                                      II-1
<PAGE>   184
 
verified this information, nor have we had such information verified. For the
purposes of rendering this opinion, we have not conducted a physical inspection
of any of the assets, properties or facilities of the Company or Ardent, nor
have we made or obtained any independent evaluation or appraisals of any such
assets, properties or facilities.
 
     We have further assumed with your consent that the Merger will be
consummated in accordance with the terms described in the Agreement, without any
further amendments thereto, and without waiver by the Company of any of the
conditions to its obligations thereunder. We have also assumed that the Merger
will be consummated in a manner that complies in all respects with the
applicable provisions of the Securities Act of 1933, as amended (the "Securities
Act"), the Securities Exchange Act of 1934, as amended, and all other applicable
federal and state statutes, rules and regulations.
 
     We have not been asked to consider, and this opinion does not address, the
relative merits of the Merger as compared to any alternative business strategy
that may exist for the Company. It should be noted that our opinion does not
purport to represent any view as to what the trading value of Ardent Common
Stock actually will be when the rights to receive shares of Ardent Common Stock
are issued to the common stockholders of the Company following consummation of
the transaction. The actual trading value of such Ardent Common Stock could be
higher or lower depending upon changes in interest rates, dividend rates, market
conditions, general economic conditions and other factors that generally
influence the price of securities. Furthermore, any valuation of securities is
only an approximation subject to uncertainties and contingencies, all of which
are difficult to predict and are beyond our control. Our opinion has been
prepared solely for the benefit of the Board of Directors of the Company for use
in its consideration of the Merger and does not constitute a recommendation to
any shareholder of the Company as to how such shareholder should vote on the
Merger. This opinion may not be used or referred to by the Company, or quoted or
disclosed to any person in any manner, without our prior written consent; which
consent is hereby given for the inclusion of this opinion in the Proxy
Statement/Prospectus to be filed with the Securities and Exchange Commission in
connection with the Merger. In furnishing this opinion, we do not admit that we
are experts within the meaning of the term "experts" as used in the Securities
Act and the rules and regulations promulgated thereunder, nor do we admit that
this opinion constitutes a report or valuation within the meaning of Section 11
of the Securities Act.
 
     In connection with the Merger, we are acting as financial advisor to the
Company and, in connection with that service, will receive a financial advisory
fee for rendering this opinion. We have acted as a market maker for the
Company's common stock and for Ardent's common stock and have otherwise engaged
in transactions in the Company's common stock and in Ardent's common stock for
our own account and for the accounts of our clients. Accordingly, at any time,
we may have a long or short position in such securities.
 
     Based upon and subject to the foregoing, it is our opinion that the
consideration to be received by the stockholders of the Company pursuant to the
Merger is fair to such stockholders from a financial point of view, as of the
date hereof.
 
                                            Very truly yours,
 
                                            FIRST ALBANY CORPORATION
 
                                      II-2
<PAGE>   185
 
                                    PART II
                     INFORMATION NOT REQUIRED IN PROSPECTUS
 
ITEM 20.  INDEMNIFICATION OF DIRECTORS AND OFFICERS
 
     To the extent permitted under Section 102(b)(7) of the Delaware corporation
law, the charter of Ardent Software, Inc. (the "Company") eliminates personal
liability of its directors for monetary damages for breach or alleged breach of
their duty of care. The Ardent charter also allows Ardent to indemnify its
directors and officers for liabilities and expenses that they may incur in their
capacities as directors and officers. In general, Section 145 of the Delaware
corporation law permits a corporation to indemnify its directors and officers
from civil liability for actions taken in good faith in a manner reasonably
believed to be in, or not opposed to, the best interests of the corporation.
Additionally, Section 145 of the Delaware corporation law allows a corporation
to indemnify its directors and officers from criminal liability for actions that
the director or officer had no reasonable cause to believe were unlawful.
 
     The merger agreement provides that all rights to indemnification of present
or former directors or officers of Prism will continue after the merger. In
addition, the merger agreement provides that Ardent will maintain the current
liability insurance policy for Prism's officers and directors for three years
after the date that the merger becomes effective.
 
ITEM 21.  EXHIBITS AND FINANCIAL STATEMENT SCHEDULES
 
(a) EXHIBITS
 
<TABLE>
<C>     <C>   <S>
 2.1     --   Agreement and Plan of Merger and Reorganization dated as of
              November 19, 1998 by and among the Company, Sub and Prism
              attached as Annex I to the proxy statement/prospectus
              forming a part of this Registration Statement).
 3.2     --   Second Restated Certificate of Incorporation of the
              Company.(1)
 3.3     --   By-laws of the Company, as amended and restated effective as
              of March 17, 1992.(1)
 3.3a    --   Amendment to By-laws effective February 10, 1994.(3)
 3.3b    --   Amendment to By-laws effective February 10, 1998.(12)
 3.4     --   Certificate of Designations, Rights, Preferences and
              Privileges of Series A Junior Preferred Stock.(7)
 4.1     --   Rights Agreement dated as of June 12, 1996 between the
              Company and State Street Bank and Trust Company, as Rights
              Agent.(7)
 4.2     --   First Amendment to Rights Agreement dated as of September
              30, 1997 between the Company and State Street Bank and Trust
              Company, as Rights Agent.(9)
 5.1     --   Legal Opinion of Choate, Hall & Stewart.
 8.1     --   Opinion of Choate, Hall & Stewart regarding tax aspects of
              the merger.
 8.2     --   Opinion of Fenwick & West LLP regarding tax aspects of the
              merger.
10.1a    --   1986 Stock Option Plan, as amended and restated.(2)
10.1d    --   1986 Stock Option Plan, as amended and restated effective
              October 7, 1997.(10)
10.2     --   1991 Director Stock Option Plan, as amended and restated.(2)
10.2b    --   Amendment to 1991 Director Stock Option Plan effective
              January 31, 1995.(10)
10.2c    --   Amendment to 1991 Director Stock Option Plan effective July
              29, 1996.(10)
10.6     --   Restated Registration Rights Agreement dated as of April 10,
              1992 between the Company and certain of its stockholders.(1)
10.11a   --   Lease dated as of May 5, 1994 between the Company and 50
              Washington Street Associated Limited Partnership.(4)
10.11b   --   Lease between the Company and 50 Washington Street
              Associated Limited Partnership as amended as of March, 1998.
</TABLE>
 
                                      II-1
<PAGE>   186
<TABLE>
<C>     <C>   <S>
10.18a   --   Employee Stock Purchase Plan, as amended and restated.(2)
10.18b   --   Employee Stock Purchase Plan, as amended and restated
              effective as of October 7, 1997.
10.23    --   Split Dollar Life Insurance Agreement between the Company
              and James K. Walsh dated as of October 12, 1993.(3)
10.27    --   Split Dollar Life Insurance Agreement between the Company
              and Jason E. Silvia dated as of April 27, 1994.(6)
10.28    --   Asset Purchase Agreement between the Company and
              Constellation Software, Inc. dated February 15, 1994.(5)
10.31    --   1995 Non-Statutory Stock Option Plan, as amended and
              effected January 1, 1996.(10)
10.31a   --   1995 Non-Statutory Stock Option Plan, as amended December
              15, 1998.
10.32    --   Split Dollar Life Insurance Agreement between the Company
              and Charles F. Kane dated as of December 15, 1995.(10)
10.33    --   Split Dollar Life Insurance Agreement between the Company
              and Peter L. Fiore dated as of September 15, 1996.(10)
10.34    --   Split Dollar Life Insurance Agreement between the Company
              and Peter Gyenes dated as of June 15, 1996.(10)
10.39    --   Split Dollar Life Insurance Agreement between the Company
              and James D. Foy dated as of April 15, 1997.(9)
10.40    --   Registration Rights Agreement dated February 10, 1998
              between the Company and James T. Dresher.(11)
10.42    --   Distribution Agreement dated November, 1995 among System
              Builder Software Ltd., SB Tech Pty. Ltd., Desmond Miller and
              the Company.(12)
10.43    --   Shareholder Agreement dated November 14, 1995 among certain
              Shareholders of the Company and the Company.(12)
10.44    --   Split Dollar Life Insurance Agreement between the Company
              and John G. Akers dated as of May 15, 1998.
10.45    --   Split Dollar Life Insurance Agreement between the Company
              and David Brunel dated as of May 15, 1998.
10.46    --   Loan and Security Agreement -- Revolving Line of Credit
              Loans by the Company to Silicon Valley Bank as of March 27,
              1998.
10.47    --   Agreement of Merger by and among the Company, Dovetail
              Acquisition Corp. and IntegraSoft, Inc. dated June 4, 1998.
21.1     --   Subsidiaries of Ardent.
23.1     --   Consent of Deloitte & Touche LLP.
23.2     --   Consent of PricewaterhouseCoopers LLP.
23.3     --   Consent of PricewaterhouseCoopers LLP.
27.1     --   Financial Data Schedule.
99.1     --   Prism Proxy Card.
</TABLE>
 
- ---------------
 (1) Incorporated by reference to the respective exhibit filed with the
     Company's Registration Statement on Form S- 1, File No. 33-46533, initially
     filed on March 19, 1992.
 
 (2) Incorporated by reference to the respective exhibit to the Company's
     Registration Statement on Form S-8, File No. 333-00218, filed on January 5,
     1996.
 
 (3) Incorporated by reference to the exhibit filed with the Company's Form 10-K
     dated March 28, 1994.
 
 (4) Incorporated by reference to the exhibit filed with the Company's Form 8-K
     dated May 19, 1994.
 
 (5) Incorporated by reference to the exhibit filed with the Company's Form 8-K
     dated March 1, 1994.
 
 (6) Incorporated by reference to the exhibit with the Company's Form 8-K dated
     March 29, 1996.
 
                                      II-2
<PAGE>   187
 
 (7) Incorporated by reference to the respective exhibit of the Company's
     Registration Statement on Form 8-A dated July 17, 1996, File No. 000-20059,
     filed on July 29, 1996.
 
 (8) Incorporated by reference to the exhibit filed with the Company's Form 10-K
     dated March 28, 1996.
 
 (9) Incorporated by reference to the exhibit filed with the Company's Form 10-Q
     dated November 12, 1997.
 
(10) Incorporated by reference to the exhibit filed with the Company's Form 10-K
     dated March 31, 1997.
 
(11) Incorporated by reference to the exhibit filed with the Company's Form 10-Q
     dated February 12, 1998.
 
(12) Incorporated by reference to the exhibit filed with the Company's
     Registration Statement on Form S-4 dated December 31, 1997, File No.
     333-43533, filed on December 31, 1997.
 
(b) FINANCIAL STATEMENT SCHEDULES
 
     Other financial statement schedules have been omitted since they are either
not required, not applicable, or the required information is shown in the
consolidated financial statements or notes thereto.
 
(c) REPORTS, OPINIONS AND APPRAISALS
 
     The opinion of FAC/Equities, a division of First Albany Corporation
(attached as Annex II to the proxy statement/prospectus included as a part of
this registration statement).
 
ITEM 22.  UNDERTAKINGS
 
     A.  Insofar as indemnification for liabilities arising under the Securities
Act may be permitted to directors, officers and controlling persons of the
Registrant pursuant to the foregoing provisions, or otherwise, the Registrant
has been advised that in the opinion of the Securities and Exchange Commission
such indemnification is against public policy as expressed in the Securities Act
and is therefore, unenforceable in the event that a claim for indemnification
against such liabilities (other than the payment by the Registrant of expenses
incurred or paid by a director, officer or controlling person of the Registrant
in the successful defense of any action, suit or proceeding) is asserted by such
director, officer or controlling person in connection with the securities being
registered, the Registrant will, unless in the opinion of its counsel the matter
has been settled by controlling precedent, submit to a court of appropriate
jurisdiction the question whether such indemnification by it is against public
policy as expressed in the Securities Act and will be governed by the final
adjudication of such issue.
 
     B.  The Registrant hereby undertakes that, for purposes of determining any
liability under the Securities Act, each filing of the Registrant's annual
report pursuant to Section 13(a) or Section 15(d) of the Securities Exchange Act
of 1934 (the "Exchange Act") (and, where applicable, each filing of an employee
benefit plan's annual report pursuant to Section 15(d) of the Exchange Act) that
is incorporated by reference in this registration statement shall be deemed to
be a new registration statement relating to the securities offered herein, and
the offering of such securities at that time shall be deemed to be the initial
bona fide offering thereof.
 
     C.  The Registrant hereby undertakes as follows:
 
          (1) That prior to any public reoffering of the securities registered
     hereunder through use of a prospectus which is a part of this registration
     statement, by any person or party who is deemed to be an underwriter within
     the meaning of Rule 145(c), the Registrant undertakes that such reoffering
     prospectus will contain the information called for by the applicable
     registration form with respect to reofferings by persons who may be deemed
     underwriters, in addition to the information called for by the other items
     of the applicable form.
 
                                      II-3
<PAGE>   188
 
          (2) That every prospectus (i) that is filed pursuant to paragraph (1)
     immediately preceding, or (ii) that purports to meet the requirements of
     Section 10(a)(3) of the Securities Act and is used in connection with an
     offering of securities subject to Rule 415, will be filed as a part of an
     amendment to this registration statement and will not be used until such
     amendment is effective, and that, for purposes of determining any liability
     under the Securities Act, each such post-effective amendment shall be
     deemed to be a new registration statement relating to the securities
     offered therein, and the offering of such securities at that time shall be
     deemed to be the initial bona fide offering thereof.
 
     D.  The Registrant hereby undertakes to respond to requests for information
that is incorporated by reference into the prospectus pursuant to Items 4,
10(b), 11, or 13 of this Form, within one business day of receipt of such
request, and to send the incorporated documents by first class mail or other
equally prompt means. This includes information contained in documents filed
subsequent to the effective date of this registration statement through the date
of responding to the request.
 
     E.  The Registrant hereby undertakes to supply by means of a post-effective
amendment all information concerning a transaction, and the company being
acquired involved therein, that was not the subject of and included in this
registration statement when it became effective.
 
                                      II-4
<PAGE>   189
 
                                   SIGNATURES
 
     Pursuant to the requirements of the Securities Act, the Registrant has duly
caused this registration statement to be signed on its behalf by the
undersigned, thereunto duly authorized, in the Town of Westboro, Commonwealth of
Massachusetts, on March 1, 1999.
 
                                            ARDENT SOFTWARE, INC.
 
                                            By:      /s/ PETER GYENES
                                              ----------------------------------
                                                 PETER GYENES, PRESIDENT AND
                                                   CHIEF EXECUTIVE OFFICER
 
                               POWER OF ATTORNEY
 
     KNOW ALL MEN BY THESE PRESENTS, that each individual whose signature
appears below constitutes and appoints Peter Gyenes and James K. Walsh, jointly
and severally, his true and lawful attorneys-in-fact and agents with full powers
of substitution, for him and in his name, place and stead, in any and all
capacities, to sign any and all amendments (including post-effective amendments)
to this registration statement, and to file the same, with all exhibits thereto,
and all documents in connection therewith, with the Securities and Exchange
Commission, granting unto said attorneys-in-fact and agents, and each of them,
full power and authority to do and perform each and every act and thing
requisite and necessary to be in and about the premises, as fully to all intents
and purposes as he might or could do in person, hereby ratifying and confirming
all that said attorneys-in-fact and agents, or any of them, or their or his
substitute or substitutes, may lawfully do or cause to be done by virtue
thereof.
 
     Pursuant to the requirements of the Securities Act, this registration
statement has been signed below by the following persons in the capacities
indicated and on the dates indicated.
 
<TABLE>
<CAPTION>
                       NAME                                      CAPACITY                    DATE
                       ----                                      --------                    ----
<C>                                                  <S>                                <C>
 
                 /s/ PETER GYENES                    Chairman of the Board and Chief     March 1, 1999
- ---------------------------------------------------    Executive Officer (Principal
                   PETER GYENES                        Executive Officer)
 
                /s/ CHARLES F. KANE                  Vice President, Finance and Chief   March 1, 1999
- ---------------------------------------------------    Financial Officer (Principal
                  CHARLES F. KANE                      Financial and Accounting
                                                       Officer)
 
                /s/ MARTIN T. HART                   Director                            March 1, 1999
- ---------------------------------------------------
                  MARTIN T. HART
 
              /s/ ROBERT G. CLAUSSEN                 Director                            March 1, 1999
- ---------------------------------------------------
                ROBERT G. CLAUSSEN
 
                 /s/ DAVID BRUNEL                    Director                            March 1, 1999
- ---------------------------------------------------
                   DAVID BRUNEL
 
               /s/ ROBERT S. MORRILL                 Director                            March 1, 1999
- ---------------------------------------------------
                 ROBERT S. MORRILL
</TABLE>
 
                                      II-5
<PAGE>   190
 
                               INDEX TO EXHIBITS
 
<TABLE>
<CAPTION>
EXHIBIT
NUMBER
- -------
<C>       <C>   <S>                                                           <C>
 2.1       --   Agreement and Plan of Merger and Reorganization dated as of
                November 19, 1998 by and among the Company, Sub and Prism
                (attached as Annex I to the proxy statement/prospectus
                forming a part of this Registration Statement)..............
 3.2       --   Second Restated Certificate of Incorporation of the
                Company.(1).................................................
 3.3       --   By-laws of the Company, as amended and restated effective as
                of March 17, 1992.(1).......................................
 3.3a      --   Amendment to By-laws effective February 10, 1994.(3)........
 3.3b      --   Amendment to By-laws effective February 10, 1998.(12).......
 3.4       --   Certificate of Designations, Rights, Preferences and
                Privileges of Series A Junior Preferred Stock.(7)...........
 4.1       --   Rights Agreement dated as of June 12, 1996 between the
                Company and State Street Bank and Trust Company, as Rights
                Agent.(7)...................................................
 4.2       --   First Amendment to Rights Agreement dated as of September
                30, 1997 between the Company and State Street Bank and Trust
                Company, as Rights Agent.(9)................................
 5.1       --   Legal Opinion of Choate, Hall & Stewart.....................
 8.1       --   Opinion of Choate, Hall & Stewart regarding tax aspects of
                the merger..................................................
 8.2       --   Opinion of Fenwick & West LLP regarding tax aspects of the
                merger......................................................
10.1a      --   1986 Stock Option Plan, as amended and restated.(2).........
10.1d      --   1986 Stock Option Plan, as amended and Restated effective
                October 7, 1997.(10)........................................
10.2       --   1991 Director Stock Option Plan, as amended and
                restated.(2)................................................
10.2b      --   Amendment to 1991 Director Stock Option Plan effective
                January 31, 1995.(10).......................................
10.2c      --   Amendment to 1991 Director Stock Option Plan effective July
                29, 1996.(10)...............................................
10.6       --   Restated Registration Rights Agreement dated as of April 10,
                1992 between the Company and certain of its
                stockholders.(1)............................................
10.11a     --   Lease dated as of May 5, 1994 between the Company and 50
                Washington Street Associated Limited Partnership.(4)........
10.11b     --   Lease between the Company and 50 Washington Street
                Associated Limited Partnership as amended as of March,
                1998........................................................
10.18a     --   Employee Stock Purchase Plan, as amended and restated.(2)...
10.18b     --   Employee Stock Purchase Plan, as amended and restated
                effective as of October 7, 1997.............................
10.23      --   Split Dollar Life Insurance Agreement between the Company
                and James K. Walsh dated as of October 12, 1993.(3).........
10.27      --   Split Dollar Life Insurance Agreement between the Company
                and Jason E. Silvia dated as of April 27, 1994.(6)..........
10.28      --   Asset Purchase Agreement between the Company and
                Constellation Software, Inc. dated February 15, 1994.(5)....
10.31      --   1995 Non-Statutory Stock Option Plan, as amended and
                effected January 1, 1996.(10)...............................
10.31a     --   1995 Non-Statutory Stock Option Plan, as amended December
                15, 1998....................................................
10.32      --   Split Dollar Life Insurance Agreement between the Company
                and Charles F. Kane dated as of December 15, 1995.(10)......
10.33      --   Split Dollar Life Insurance Agreement between the Company
                and Peter L. Fiore dated as of September 15, 1996.(10)......
10.34      --   Split Dollar Life Insurance Agreement between the Company
                and Peter Gyenes dated as of June 15, 1996.(10).............
</TABLE>
<PAGE>   191
 
<TABLE>
<CAPTION>
EXHIBIT
NUMBER
- -------
<C>       <C>   <S>                                                           <C>
10.39      --   Split Dollar Life Insurance Agreement between the Company
                and James D. Foy dated as of April 15, 1997.(9).............
10.40      --   Registration Rights Agreement dated February 10, 1998
                between the Company and James T. Dresher.(11)...............
10.42      --   Distribution Agreement dated November, 1995 among System
                Builder Software Ltd., SB Tech Pty. Ltd., Desmond Miller and
                the Company.(12)............................................
10.43      --   Shareholder Agreement dated November 14, 1995 among certain
                Shareholders of the Company and the Company.(12)............
10.44      --   Split Dollar Life Insurance Agreement between the Company
                and John G. Akers dated as of May 15, 1998..................
10.45      --   Split Dollar Life Insurance Agreement between the Company
                and David Brunel dated as of May 15, 1998...................
10.46      --   Loan and Security Agreement -- Revolving Line of Credit
                Loans by the Company to Silicon Valley Bank as of March 27,
                1998........................................................
10.47      --   Agreement of Merger by and among the Company, Dovetail
                Acquisition Corp. and IntegraSoft, Inc. dated June 4,
                1998........................................................
21.1       --   Subsidiaries of Ardent......................................
23.1       --   Consent of Deloitte & Touche LLP............................
23.2       --   Consent of PricewaterhouseCoopers LLP.......................
23.3       --   Consent of PricewaterhouseCoopers LLP.......................
27.1       --   Financial Data Schedule.....................................
99.1       --   Prism Proxy Card............................................
</TABLE>
 
- ---------------
 (1) Incorporated by reference to the respective exhibit filed with the
     Company's Registration Statement on Form S-1, File No. 33-46533, initially
     filed on March 19, 1992.
 
 (2) Incorporated by reference to the respective exhibit to the Company's
     Registration Statement on Form S-8, File No. 333-00218, filed on January 5,
     1996.
 
 (3) Incorporated by reference to the exhibit filed with the Company's Form 10-K
     dated March 28, 1994.
 
 (4) Incorporated by reference to the exhibit filed with the Company's Form 8-K
     dated May 19, 1994.
 
 (5) Incorporated by reference to the exhibit filed with the Company's Form 8-K
     dated March 1, 1994.
 
 (6) Incorporated by reference to the exhibit with the Company's Form 8-K dated
     March 29, 1996.
 
 (7) Incorporated by reference to the respective exhibit of the Company's
     Registration Statement on Form 8-A dated July 17, 1996, File No. 000-20059,
     filed on July 29, 1996.
 
 (8) Incorporated by reference to the exhibit filed with the Company's Form 10-K
     dated March 28, 1996.
 
 (9) Incorporated by reference to the exhibit filed with the Company's Form 10-Q
     dated November 12, 1997.
 
(10) Incorporated by reference to the exhibit filed with the Company's Form 10-K
     dated March 31, 1997.
 
(11) Incorporated by reference to the exhibit filed with the Company's Form 10-Q
     dated February 12, 1998.
 
(12) Incorporated by reference to the exhibit filed with the Company's
     Registration Statement on Form S-4 dated December 31, 1997, File No.
     333-43533, filed on December 31, 1997.

<PAGE>   1
                                                                     Exhibit 5.1




                             CHOATE, HALL & STEWART
                A PARTNERSHIP INCLUDING PROFESSIONAL CORPORATIONS
                                 EXCHANGE PLACE
                                 53 STATE STREET
                        BOSTON, MASSACHUSETTS 02109-2891
                            TELEPHONE (617) 248-5183
                            FACSIMILE (617) 248-4000
                                 TELEX (49615860


                                                                   March 2, 1999



Ardent Software, Inc.
50 Washington Street
Westboro, Massachusetts  01581-1021

         Re:      Ardent Software, Inc.
                  Registration Statement on Form S-4

Ladies and Gentlemen:

         As counsel to Ardent Software, Inc., a Delaware corporation (the
"Company"), we are rendering this opinion in connection with the registration by
the Company pursuant to a registration statement on Form S-4 (the "Registration
Statement") under the Securities Act of 1933, as amended, of the shares of the
Company's common stock, $.01 par value (the "Shares"), to be issued in
connection with the merger of Aquarius Acquisition Corp., a Delaware corporation
and a wholly-owned subsidiary of the Company ("Sub"), with and into Prism
Solutions, Inc., a Delaware corporation ("Prism"), pursuant to an Agreement and
Plan of Merger and Reorganization (the "Merger Agreement"), between the Company,
Sub and Prism, dated as of November 19, 1998.

         As such counsel and in connection with the opinion expressed below, we
have examined copies of the Registration Statement, the Company's Second
Restated Certificate of Incorporation, the Company's by-laws, the Merger
Agreement, certificates of public officials and officers of the Company, and
such other documents, instruments and records as we have deemed necessary or
appropriate as a basis for the opinion expressed below. In such examination, we
have assumed the genuineness of all signatures, the authenticity of all
documents submitted to us as originals and the conformity to original documents
of all documents submitted to us as copies.

         Based upon the foregoing, we are of the opinion that the Shares have
been validly authorized and, when issued pursuant to the terms of the Merger
Agreement, will be validly issued, fully paid and non-assessable.

         We hereby consent to the use of this opinion as an exhibit to the
Registration Statement and to the reference to our firm under the caption "Legal
Matters" therein.

                                                 Very truly yours,

                                                 /s/CHOATE, HALL & STEWART

                                                 CHOATE, HALL & STEWART


<PAGE>   1
                                                                     Exhibit 8.1


                             CHOATE, HALL & STEWART
                A PARTNERSHIP INCLUDING PROFESSIONAL CORPORATIONS
                                 EXCHANGE PLACE
                                 53 STATE STREET
                        BOSTON, MASSACHUSETTS 02109-2891
                            TELEPHONE (617) 248-5183
                            FACSIMILE (617) 248-4000
                                 TELEX (49615860



                                                                   March 2, 1999


Ardent Software, Inc.
50 Washington Street
Westboro, MA  01581-1021

Dear Ladies and Gentlemen:

         We have acted as counsel to Ardent Software, Inc., a Delaware
corporation ("Ardent"), in connection with a proposed transaction (the "Merger")
in which Aquarius Acquisition Corp., ("Sub") a wholly-owned Delaware subsidiary
of Ardent, will merge with and into Prism Solutions, Inc., a Delaware
corporation ("Prism") pursuant to an Agreement and Plan of Merger and
Reorganization (the "Merger Agreement") dated November 19, 1998. This opinion
letter is delivered to you pursuant to section 6.01(d) of the Merger Agreement,
and sets forth our opinion as to certain federal income tax matters relating to
Ardent as of the Effective Time. All capitalized terms not otherwise defined in
this letter shall have the meaning ascribed to them in the Merger Agreement.

         The opinions set forth below are based upon the Internal Revenue Code
of 1986, as amended (the "Code"), judicial decisions, and administrative
regulations and published rulings and other pronouncements, all as in effect and
existing on the date hereof. The law expressed in the Code and in such
decisions, regulations, and rulings is subject to change at any time (and any
such change could have retroactive effect), and future legislative, judicial, or
administrative actions could affect the opinions expressed herein. These
opinions are not binding on the Internal Revenue Service or the courts and there
can be no assurance that the Internal Revenue Service or courts would agree with
our conclusions. No ruling has been or will be requested from the Internal
Revenue Service concerning the U.S. federal income tax consequences of the
Merger. By rendering these opinions we undertake no responsibility to advise you
of any developments in the application or interpretation of the federal income
tax laws. Our opinion is also based on the facts and assumptions stated herein.
Any variation or differences in the facts recited herein for any reason might
affect the conclusions stated herein in an adverse manner or make them
inapplicable.

         We have formed our opinions after review of, and in reliance upon, the
Merger Agreement, including all exhibits and attachments thereto, the
Stockholder Support Agreement dated November 19, 1998 between certain holders of
Prism Common Stock and Ardent (the "Stockholder Support Agreement"), and the
Form S-4 Registration Statement to be filed by


<PAGE>   2



Ardent with the Securities and Exchange Commission in connection with the Merger
(the "Registration Statement"). We have assumed that all documents presented to
us as originals are authentic, that all signatures are genuine, and that all
copies of documents fully conform to authentic original documents. We have
further assumed that all facts, representations, and warranties set forth in the
Merger Agreement (including exhibits thereto), the Stockholder Support Agreement
and Registration Statement are true and accurate and will continue to be true
and accurate at the Effective Time, that all conditions and covenants to closing
set forth in the Merger Agreement and pertinent to these opinions will be met
and will not be waived, and that all other documents provided for in the Merger
Agreement will be properly executed and delivered prior to the Effective Time.
We have assumed that any representation or statement made "to the best of
knowledge" or similarity qualified is correct without such qualification. We
have also assumed that all representations provided to us by Ardent, Sub and
Prism in the attached certificates are true and accurate and continue to be true
and accurate at the Effective Time. We have further assumed that all relevant 
times prior to and including the Effective Date of the Merger, (i) no 
outstanding indebtedness of Prism, Sub, or Ardent has or will represent equity 
for tax purposes; (ii) no outstanding equity of Prism, Sub, or Ardent has 
represented or will represent indebtedness for tax purposes; (iii) no 
outstanding security, instrument, agreement or arrangement that provides for, 
contains, or represents either a right to acquire Prism capital stock (or to 
share in the appreciation thereof) constitutes or will constitute "stock" for 
purposes of Section 368(c) of the Code.

         Our opinions are limited to the specific federal income tax matters
described below. We intend to offer no other opinions and no other opinions
should be inferred. In particular, these opinions do not address any issues
relating to any state, local, or foreign taxes or to any other federal taxes.
Except as specifically stated below, these opinions also do not address the tax
consequences of the Merger for any taxpayer other than Ardent, including Prism
and the stockholders thereof, as to whom counsel for Prism is rendering tax
opinions.

         Based on and subject to the foregoing, we are of the opinion that for
federal income tax purposes:

         -        The Merger will qualify as a "reorganization" within the
                  meaning of section 368(a) (1) (A) and 368 (a) (2) (E) of the
                  Code;

         -        No gain or loss will be recognized by Ardent as a result of
                  the Merger;

         -        Prism's tax basis in its assets after the Merger will be equal
                  to Prism's tax basis in such assets immediately prior to the
                  Effective Time;

         -        Prism's holding period in its assets will include the period
                  during which Prism held such assets prior to the Merger; and

         -        To the extent it addresses matters of law or legal
                  conclusions, the discussion of federal income tax consequences
                  concerning Ardent set forth in the Registration Statement is
                  accurate in all material respects, subject to the limitations
                  and qualifications set forth in the Registration Statement and
                  this letter.




<PAGE>   3


         These opinions are intended solely for the benefit of Ardent and its
stockholders and not for the benefit of any other person or entity, and may not
be made available to or relied upon by any other person or entity without our
prior written consent. We hereby consent to the inclusion of a copy of this
opinion letter as an Exhibit to the Registration Statement and to all references
to us and to this opinion letter in the Registration Statement.

                                                     Very truly yours,


                                                     /s/ Choate, Hall & Stewart

                                                     CHOATE, HALL & STEWART

<PAGE>   1
                                                                     Exhibit 8.2

                       [LETTERHEAD OF FENWICK & WEST LLP]

                                  March 1, 1999



Prism Solutions, Inc.
1000 Hamlin Court
Sunnyvale, CA 94089

Dear Ladies and Gentlemen:

         We have acted as counsel to Prism Solutions, Inc., a Delaware
corporation ("Prism"), in connection with a proposed transaction (the "Merger")
in which Aquarius Acquisition Corp., ("Sub") a wholly-owned Delaware subsidiary
of Ardent Software, Inc., a Delaware Corporation ("Ardent"), will merge with and
into Prism pursuant to an Agreement and Plan of Merger and Reorganization (the
"Merger Agreement") dated November 19, 1998. This opinion letter is delivered to
you pursuant to section 6.01(d) of the Merger Agreement, and sets forth our
opinion as to certain federal income tax matters relating to Ardent as of the
Effective Time. All capitalized terms not otherwise defined in this letter shall
have the meaning ascribed to them in the Merger Agreement.

         The opinions set forth below are based upon the Internal Revenue Code
of 1986, as amended (the "Code"), judicial decisions, and administrative
regulations and published rulings and other pronouncements, all as in effect and
existing on the date hereof. The law expressed in the Code and in such
decisions, regulations, and rulings is subject to change at any time (and any
such change could have retroactive effect), and future legislative, judicial, or
administrative actions could affect the opinions expressed herein. These
opinions are not binding on the Internal Revenue Service or the courts and there
can be no assurance that the Internal Revenue Service or courts would agree with
our conclusions. No ruling has been or will be requested from the Internal
Revenue Service concerning the U.S. federal income tax consequences of the
Merger. By rendering these opinions we undertake no responsibility to advise you
of any developments in the application or interpretation of the federal income
tax laws. Our opinion is also based on the facts and assumptions stated herein.
Any variation or differences in the facts recited herein for any reason might
affect the conclusions stated herein in an adverse manner or make them
inapplicable.

         We have formed our opinions after review of, and in reliance upon, the
Merger Agreement, including all exhibits and attachments thereto, the
Stockholder Support Agreement 
<PAGE>   2
dated November 19, 1998 between certain holders of Prism Common Stock and Ardent
(the "Stockholder Support Agreement"), and the Form S-4 Registration Statement
to be filed by Ardent with the Securities and Exchange Commission in connection
with the Merger (the "Registration Statement"). We have assumed that all
documents presented to us as originals are authentic, that all signatures are
genuine, and that all copies of documents fully conform to authentic original
documents. We have further assumed that all facts, representations, and
warranties set forth in the Merger Agreement (including exhibits thereto), the
Stockholder Support Agreement and Registration Statement are true and accurate
and will continue to be true and accurate at the Effective Time, that all
conditions to closing and covenants set forth in the Merger Agreement and
pertinent to these opinions will be met and will not be waived, and that all
other documents provided for in the Merger Agreement will be properly executed
and delivered prior to the Effective Time. We have assumed that any
representation or statement made "to the best of knowledge" or similarly
qualified is correct without such qualification. We have also assumed that all
representations provided to us by Ardent, Sub and Prism in the Certificates
executed in connection with this opinion are true and accurate and continue to
be true and accurate at the Effective Time. We have further assumed that at all
relevant times prior to and including the Effective Date of the Merger, (i) no
outstanding indebtedness of Prism, Sub, or Ardent has or will represent equity
for tax purposes; (ii) no outstanding equity of Prism, Sub, or Ardent has
represented or will represent indebtedness for tax purposes; (iii) no
outstanding security, instrument, agreement or arrangement that provides for,
contains, or represents either a right to acquire Prism capital stock (or to
share in the appreciation thereof) constitutes or will constitute "stock" for
purposes of Section 368(c) of the Code.

         Our opinions are limited to the specific federal income tax matters
described below. We intend to offer no other opinions and no other opinions
should be inferred. In particular, these opinions do not address any issues
relating to any state, local, or foreign taxes or to any other federal taxes.
Except as specifically stated below, these opinions also do not address the tax
consequences of the Merger for any taxpayer other than Prism, including Ardent
and the stockholders thereof, as to whom counsel for Ardent is rendering tax
opinions.

         Based on and subject to the foregoing, we are of the opinion that for
federal income tax purposes:

         -        The Merger will qualify as a "reorganization" within the
                  meaning of section 368(a) of the Code;

         -        To the extent it addresses matters of law or legal
                  conclusions, the discussion of federal income tax consequences
                  set forth in the Registration Statement accurately describes
                  the material federal income tax consequences of the Merger to
                  a Prism stockholder.

         These opinions are intended solely for the benefit of Prism and its
stockholders and not for the benefit of any other person or entity, and may not
be made available to or relied upon by any other person or entity without our
prior written consent. We hereby consent to the inclusion of a copy of this
opinion letter as an Exhibit to the Registration Statement and to all references
to us and to this opinion letter in the Registration Statement.

                                                     Very truly yours,

                                                     /s/ FENWICK & WEST LLP
                                                     FENWICK & WEST LLP




<PAGE>   1
                                                                  EXHIBIT 10.11b

                               AMENDMENT OF LEASE


         THIS AMENDMENT OF LEASE effective as of March 27, 1998 between FIFTY
WASHINGTON STREET LIMITED PARTNERSHIP ("Landlord") and ARDENT SOFTWARE, INC.
(formerly named VMark Software, Inc.) ("Tenant").

                                   BACKGROUND

         Landlord is the current Landlord and Tenant is the Tenant under a Lease
dated May 3, 1994, as amended (the "Lease"), from 50 Washington Street
Associates Limited Partnership, as Landlord (Landlord having become the Landlord
thereunder), to Tenant, as Tenant, of Premises at 50 Washington Street,
Westborough and Southborough, Massachusetts. The parties desire to amend the
Lease as hereinafter set forth. Capitalized terms not defined herein shall have
the meaning ascribed to them in the Lease.

                                   WITNESSETH

         NOW, THEREFORE, Landlord and tenant hereby agree as follows:

         1. Notwithstanding any term or provision of the Lease to the contrary,
the Term of the Lease shall expire on December 31, 2008.

         2. Simultaneously with the execution hereof, Tenant shall pay to
Landlord a security deposit in the amount of $1,500,000.00 (the "Security
Deposit"). The Security Deposit will be held during the Term by Landlord or its
mortgagee, as security and without any obligation to segregate the Security
Deposit from other funds held by Landlord or its mortgagee. Tenant shall not be
entitled to any interest or other income earned on the Security Deposit. The
Security Deposit shall be returned to Tenant within sixty (60) days after the
expiration of the Term provided there exists no breach of any undertaking of
Tenant under the Lease. If all or any part of the Security Deposit shall be
applied to an obligation of Tenant under the Lease, Tenant shall immediately
upon request by Landlord restore the Security Deposit to its original amount.
Tenant shall not have the right to call upon Landlord to apply all or any part
of the Security Deposit to cure any default or fulfill any obligation of Tenant,
but such use shall be solely in the discretion of Landlord.

         3. Without limiting any of Landlord's rights with respect to the
Security Deposit, Tenant consents to Landlord delivering the Security Deposit to
American National Insurance Company, the current mortgagee of the Demised
Premises, under an Escrow Agreement in the form of Exhibit A attached hereto
(the "American National Escrow Agreement").

         4. Upon any conveyance by Landlord of its interest under the Lease, the
Security Deposit may be delivered by Landlord to Landlord's grantee or
transferee, and upon any such delivery Tenant hereby releases Landlord herein
named of any and all liability with respect to


<PAGE>   2



the Security Deposit, its application and return, and Tenant agrees to look
solely to such grantee or transferee. If Landlord shall convey the Demised
Premises and the entity holding the Security Deposit will not be an
Institutional Owner or an Institutional Mortgagee (defined below), the Security
Deposit shall be held by an escrow agent designated by the new owner and
approved by Tenant (such approval shall not be unreasonably withheld or delayed)
pursuant to an escrow agreement in the form attached as Exhibit B attached
hereto, with such changes therein as the escrow agent shall reasonably request.
"Institutional Owner" or "Institutional Mortgagee" means an owner or mortgagee,
as the case may be, which is (a) bank, trust company, savings and loan
association, securities or investment banking company, insurance company,
mortgage company, pension, profit, retirement or union fund or trust, real
estate investment trust, governmental agency or fund, or other financial or
lending entity generally regarded as an institutional lender, which in case has
assets in excess of $100,000,000.00 or (b) an affiliate of any entity described
in clause (a) (i.e.: an entity that is 50% or more directly or indirectly owned
and controlled by an entity described in clause (a)), provided such affiliate
has assets in excess of $100,000,000.00. This provision shall also apply to
subsequent grantees and transferees.

         5. Tenant shall on demand reimburse Landlord for its reasonable legal
fees and expenses in connection with the execution and delivery of this
Amendment and the execution and delivery of documentation with Landlord's
mortgagee relating hereto, and tenant shall pay all costs, expenses and fees
which such mortgagee shall require Landlord to pay in connection with or under
this Amendment, the American National Escrow Agreement and the amendments of its
loan documentation, including, without limitation, all of the same described in
the March 27, 1998 letter from American National Insurance Company attached
hereto.

         6. Landlord agrees to assist Tenant in assessing options to relocate to
other premises. Such options may include Landlord's purchasing or constructing a
building for Tenant. In no event shall Landlord's providing such assistance to
Tenant be considered to be an agreement to terminate the Lease or to consent to
any assignment or sublease, and Tenant shall remain bound under the Lease until
Landlord and Landlord's mortgagee, in their sole discretion, shall otherwise
agree. In the event the parties agree to terminate the Lease, such termination
will include resolution of matters relating to the Security Deposit.

         7. In consideration of Landlord's agreements set forth in this
Amendment, Tenant agrees that it will deal exclusively and in good faith with
Landlord, and will deal with no other party (including any broker), with respect
to Tenant's possible relocation to other premises during the term of the Lease.

         8. The Lease is hereby amended by deleting the Addendum to Lease and
the Second Addendum to Lease in their entirety.

         9. Section 5.1 (a) of the Lease is hereby amended by deleting
"reasonable management fees" appearing in the definition of "operating expenses"
and by substituting therefor "management fees equal to 5% of gross collected
rent, additional rent and other sums".



<PAGE>   3


         10. The Amendment shall not be of any force or effect until consented
to by Landlord's mortgagee.

WITNESS the execution hereof as an instrument under seal as of the date first
written above.

                         LANDLORD:

                         FIFTY WASHINGTON STREET LIMITED
                         PARTNERSHIP

                         By:  Fifty Washington Street, Inc.
                              Its sole General Partner


                         /s/ Christopher Egan
                         Christopher Egan, President and Treasurer,
                         not individually and without personal liability


                         TENANT:

                         ARDENT SOFTWARE, INC.


                         By: /s/ Charles F. Kane
                         Printed Name: Charles F. Kane
                         Title: VP Finance and CFO


<PAGE>   1
                                                                  EXHIBIT 10.18b

                             ARDENT SOFTWARE, INC.

                          EMPLOYEE STOCK PURCHASE PLAN

                 Amended and Restated effective October 7, 1997


l.     PURPOSE. The purpose of this Employee Stock Purchase Plan (the "Plan") is
       to provide employees of Ardent Software, Inc. (the "Company"), and its
       subsidiaries, who wish to become stockholders of the Company an
       opportunity to purchase Common Stock of the Company (the "Shares"). The
       Plan is intended to qualify as an "employee stock purchase plan" within
       the meaning of Section 423 of the Internal Revenue Code of 1986, as
       amended (the "Code").

2.     ELIGIBLE EMPLOYEES. Subject to provisions of Sections 7, 8 and 9 below,
       any individual who is in the full-time employment (as defined below) of
       the Company, or any of its subsidiaries (as defined in Section 424(f) of
       the Code) the employees of which are designated by the Board of Directors
       as eligible to participate in the Plan, is eligible to participate in any
       Offering of Shares (as defined in Section 3 below) made by the Company
       hereunder. Full-time employment shall include all employees whose
       customary employment is:

       (a)    in excess of 20 hours per week; and

       (b)    more than five months in the relevant calendar year.

3.     OFFERING DATES. From time to time the Company, by action of the Board of
       Directors, will grant rights to purchase Shares to employees eligible to
       participate in the Plan pursuant to one or more offerings (each of which
       is an "Offering") on a date or series of dates (each of which is an
       "Offering Date") designated for this purpose by the Board of Directors.

4.     PRICES. The Price per share for each grant of rights hereunder shall be
       the lesser of:

       (a)    eighty-five percent (85%) of the fair market value of a Share on
              the Offering Date on which such right was granted; or

       (b)    eighty-five percent (85%) of the fair market value of a Share on
              the date such right is exercised.

       At its discretion, the Board of Directors may determine a higher price
       for a grant of rights.


<PAGE>   2
5.     EXERCISE OF RIGHTS AND METHOD OF PAYMENT.

       (a)    Rights granted under the Plan will be exercisable periodically on
              specified dates as determined by the Board of Directors.

       (b)    The method of payment for Shares purchased upon exercise or rights
              granted hereunder shall be through regular payroll deductions or
              by lump sum cash payment, or both, as determined by the Board of
              Directors; provided, however, that payment through regular payroll
              deductions may in no event commence before the date on which a
              prospectus with respect to the Offering of the Shares covered by
              the Plan is provided to each participating employee. No interest
              shall be paid upon payroll deductions unless specifically provided
              for by the Board of Directors.

       (c)    Any payments received by the Company from a participating employee
              and not utilized for the purchase of Shares upon exercise of a
              right granted hereunder shall be promptly returned to such
              employee by the Company after termination of the right to which
              the payment relates.

6.     TERM OF RIGHTS. Rights granted on any Offering Date shall be exercisable
       upon the expiration of such period ("Offering Period") as shall be
       determined by the Board of Directors when it authorizes the Offering,
       provided that such Offering Period shall in no event be longer than
       twenty-seven (27) months.

7.     SHARES SUBJECT TO THE PLAN. No more than 700,000 Shares may be sold
       pursuant to rights granted under the Plan. Appropriate adjustments in the
       above figure, in the number of Shares covered by outstanding rights
       granted hereunder, in the exercise price of the rights and in the maximum
       number of Shares which an employee may purchase (pursuant to Section 9
       below) shall be made to give effect to any mergers, consolidations,
       reorganizations, recapitalizations, stock splits, stock dividends or
       other relevant changes in the capitalization of the Company occurring
       after the effective date of the Plan, provided that no fractional Shares
       shall be subject to a right and each right shall be adjusted downward to
       the nearest full Share. Any agreement of merger or consolidation will
       include provisions for protection of the then existing rights of
       participating employees under the Plan. Either authorized and unissued
       Shares or issued Shares heretofore or hereafter reacquired by the Company
       may be made subject to rights under the Plan. If for any reason any right
       under the Plan terminates in whole or in part, Shares subject to such
       terminated right may again be subjected to a right under the Plan.


                                       2
<PAGE>   3
8.     LIMITATIONS ON GRANTS.

       (a)    No employee shall be granted a right hereunder if such employee,
              immediately after the right is granted, would own stock or rights
              to purchase stock possessing five percent (5%) or more of the
              total combined voting power or value of all classes of stock of
              the Company, or of any subsidiary, computed in accordance with
              Sections 423(b)(3) and 424(d) of the Code.

       (b)    No employee shall be granted a right which permits his right to
              purchase shares under all employee stock purchase plans of the
              Company and its subsidiaries to accrue at a rate which exceeds
              twenty-five thousand dollars ($25,000) (or such other maximum as
              may be prescribed from time to time by the Code) of the fair
              market value of such Shares (determined at the time such right is
              granted) for each calendar year in which such right is outstanding
              at any time in accordance with the provisions of Section 423(b)(8)
              of the Code.

       (c)    No right granted to any participating employee under a single
              Offering shall cover more shares than may be purchased at an
              exercise price equal to that percentage of the employee's annual
              rate of compensation on the date the employee elects to
              participate in the Offering as determined by the Board of
              Directors from time to time.

9.     LIMIT ON PARTICIPATION. Participation in an Offering shall be limited to
       eligible employees who elect to participate in such Offering in the
       manner, and within the time limitation, established by the Board of
       Directors when it authorizes the offering.

10.    CANCELLATION OF ELECTION TO PARTICIPATE. An employee who has elected to
       participate in an Offering may, unless the employee has waived this
       cancellation right at the time of such election in a manner established
       by the Board of Directors, cancel such election as to all (but not part)
       of the rights granted under such Offering by giving written notice of
       such cancellation to the Company before the expiration of the Offering
       Period. Any amounts paid by the employee for the Shares or withheld for
       the purchase of Shares from the employee's compensation through payroll
       deductions shall be paid to the employee, without interest, upon such
       cancellation.

11.    TERMINATION OF EMPLOYMENT. Upon termination of employment for any reason,
       including the death of the employee, before the date on which any rights
       granted under the Plan are exercisable, all such rights shall immediately
       terminate and amounts paid by the employee for the Shares or withheld for
       the purchase of Shares from the employee's compensation through payroll
       deductions shall be paid to the employee or to the employee's estate,
       without interest.

12.    EMPLOYEE'S RIGHTS AS STOCKHOLDER. No participating employee shall have
       any rights as a stockholder in the Shares covered by a right granted
       hereunder until 


                                       3
<PAGE>   4
       such rights has been exercised, full payment has been made for the
       corresponding Shares and the Share certificate is actually issued.

13.    RIGHTS NOT TRANSFERABLE. Rights under the Plan are not assignable or
       transferable by a participating employee and are exercisable only by the
       employee. 14. AMENDMENTS TO OR DISCONTINUANCE OF THE PLAN. The Board of
       Directors may at any time terminate or amend this Plan without notice and
       without further action on the part of stockholders of the Company,
       provided:

(a)    that no such termination or amendment shall adversely affect the then
       existing rights of any participating employee;

(b)    that any such amendment which:

       (i)    increases the number of Shares subject to the Plan (subject to the
              provisions of Section 7);

       (ii)   changes the class of persons eligible to participate under the
              Plan; or

       (iii)  materially increases the benefits accruing to participants under
              the Plan shall be subject to approval of the stockholders of the
              Company.

15.    EFFECTIVE DATE AND APPROVALS. The Plan was adopted by the Board of
       Directors on March 25, 1992 to become effective as of said date and
       approved by the stockholders of the Company on April 17, 1992. The
       Company's obligation to offer, sell and deliver its Shares under the Plan
       is subject to the approval of any governmental authority required in
       connection with the authorized issuance or sale of such Shares and is
       further subject to the Company receiving the opinion of its counsel that
       all applicable securities laws have been complied with.

16.    TERM OF PLAN. No rights shall be granted under the Plan after March 25,
       2007.


                                       4
<PAGE>   5
17.    ADMINISTRATION OF THE PLAN. The Board of Directors or any committee or
       persons to whom it delegates its authority (the "Administrator") shall
       administer, interpret and apply all provisions of the Plan. The
       Administrator may waive such provisions of the Plan as it deems necessary
       to meet special circumstances not anticipated or covered expressly by the
       Plan. Nothing contained in this Section shall be deemed to authorize the
       Administrator to alter or administer the provisions of the Plan in a
       manner inconsistent with the provisions of Section 423 of the Code.

AMENDMENT                         BOARD ACTION           STOCKHOLDER APPROVAL
- ---------                         ------------           --------------------

INCREASE TO 200,00 SHARES         FEBRUARY 5, 1993       APRIL 21, 1993
INCREASE TO 300,000 SHARES        FEBRUARY 1, 1995       JUNE 14, 1995
INCREASE TO 500,000 SHARES        MARCH 21, 1996         JUNE 6, 1996
EXTEND FOR 10 YEARS               JUNE 28, 1997          MAY 6, 1997
INCREASE TO 700,000 SHARES        OCTOBER 7, 1997        FEBRUARY 10, 1998


                                       5

<PAGE>   1
                                                                  EXHIBIT 10.31a

ARDENT SOFTWARE, INC.
1995 NON-STATUTORY STOCK OPTION PLAN

Amended and Restated effective December 15, 1998

       1.      PURPOSE. The purpose of this 1995 Non-Statutory Stock Option Plan
(the "Plan") is to advance the interests of ARDENT Software, Inc. (the
"Company") by strengthening the ability of the Company to attract, retain and
motivate key employees (other than executive officers, who are not eligible to
participate in the Plan) and consultants by providing them with an opportunity
to purchase stock of the Company or otherwise share in the appreciation of such
stock. It is intended that this purpose will be effected by the granting of
non-statutory options (i.e., options which are not intended to qualify as
"incentive stock options" as described in Section 422 of the Internal Revenue
Code of 1986, as amended (the "Code")).

       2.      EFFECTIVE DATES. The Plan originally became effective on December
13, 1995, the date it was adopted by the Board of Directors of the Company (the
"Board"). To the extent at any time that amendments are made to the Plan for
which stockholder approval is necessary under applicable tax or securities laws
or under the Board action adopting such amendment, options that may be granted
only as a result of such amendments may be granted before such approval, but no
such options may be exercised until such approval is obtained and such options
will be null and void if such approval is not obtained.

       3.      STOCK SUBJECT TO THE PLAN. The number of shares that may be 
issued under this Plan shall not exceed in the aggregate 5,300,000 shares of the
common stock, $.01 par value, of the Company (the "Shares"). Any Shares subject
to an option which for any reason expires or is terminated unexercised as to
such Shares may again be the subject of an option under the Plan. 


<PAGE>   2
The Shares delivered upon exercise of options under this Plan may, in whole or
in part, be either authorized but unissued Shares or issued Shares reacquired by
the Company.

       4.      ADMINISTRATION. This Plan shall be administered by the 
Compensation Committee of the Board. Subject to the provisions of this Plan, the
Committee shall have full power to construe and interpret the Plan and to
establish, amend and rescind rules and regulations for its administration. Any
decisions made with respect thereto shall be final and binding on the Company,
the optionees and all other persons. 

       5.      ELIGIBLE PARTICIPANTS. Options may be granted to such key 
employees, other than executive officers, or consultants of the Company or of
any of its present or future subsidiaries, as are selected by the Committee.
Shares may also be issued under this Plan, in the discretion of the Committee
and on such terms and conditions not inconsistent herewith as may be established
by the Committee, to holders of stock options issued by other companies whose
obligations in respect thereof are assumed by the Company in connection with a
business combination. 

       6.      DURATION OF THE PLAN. No options may be granted under this Plan 
after December 12, 2005. 

       7.      TERMS AND CONDITIONS OF OPTIONS. Options granted under this Plan
shall be evidenced by stock option agreements not inconsistent with this Plan
and in such form as the Committee shall approve from time to time, which
agreements shall evidence among their terms and conditions the following: 

               (a)   PRICE. The purchase price per Share payable upon the 
exercise of each option granted hereunder shall be determined by the Committee
at the time the option is granted.


<PAGE>   3
               (b)   NUMBER OF SHARES. Each option agreement shall specify the 
number of Shares to which it pertains.

               (c)   EXERCISE OF OPTIONS. Each option shall be exercisable for 
the full amount or for any part thereof and at such intervals or in such
installments as the Committee may determine at the time it grants such option;
provided, however, that no option shall be exercisable with respect to any
Shares later than ten (10) years after the date of the grant of such option.

               (d)   NOTICE OF EXERCISE AND PAYMENT. An option shall be 
exercisable only by delivery of a written notice to the Company's Treasurer, or
any other officer of the Company designated by the Committee to accept such
notices on its behalf, specifying the number of Shares for which it is
exercised. If said Shares are not at that time effectively registered under the
Securities Act of 1933, as amended, the optionee shall include with such notice
a letter, in form and substance satisfactory to the Company, confirming that the
Shares are being purchased for the optionee's own account for investment and not
with a view to distribution. Payment shall be made in full at the time the
option is exercised. Payment shall be made by (i) cash, or (ii) cashier's or
certified check.

               (e)   WITHHOLDING TAXES; DELIVERY OF SHARES. The Company's 
obligation to deliver Shares upon exercise of an option, in whole or in part,
shall be subject to the optionee's satisfaction of all applicable federal, state
and local income and employment tax withholding obligations.

               (f)   NON-TRANSFERABILITY. No option shall be transferable by the
optionee otherwise than by will or the laws of descent and distribution, and
each option shall be exercisable during his lifetime only by him.


<PAGE>   4
               (g)   TERMINATION OF OPTIONS. Each option shall terminate and may
no longer be exercised if the optionee ceases for any reason to be an employee
of the Company, or its parent or a subsidiary, in accordance with the following
provisions: 

                     (i)    if the optionee's employment shall have been
                            terminated by resignation or other voluntary action,
                            or if such employment shall have been terminated
                            involuntarily for cause, the option shall terminate
                            and may no longer be exercised;

                     (ii)   if the optionee's employment shall have been
                            terminated for any reason other than cause,
                            resignation or other voluntary action before he is
                            eligible to retire, disability or death, he may at
                            any time within a period of three (3) months after
                            such termination of employment exercise his option
                            to the extent that the option was exercisable by him
                            on the date of termination of his employment;

                     (iii)  if the optionee's employment shall have been
                            terminated because of disability within the meaning
                            of Section 22(e)(3) of the Code, he may at any time
                            within a period of one (1) year after such
                            termination of employment exercise his option to the
                            extent that the option was exercisable by him on the
                            date of termination of his employment; and

                     (iv)   if the optionee dies at a time when he might have
                            exercised the option, then his estate, personal
                            representative or beneficiary to whom it has been
                            transferred pursuant to Paragraph 8(f) hereof may at
                            any time within a period of one (1) year after the
                            optionee's 


<PAGE>   5

                            death exercise the option to the extent the optionee
                            might have exercised it at the time of his death;

provided, however, that no option may be exercised to any extent by anyone after
the date of expiration of the option.

              (h)    RIGHTS AS STOCKHOLDER. The optionee shall have no rights as
a stockholder with respect to any Shares covered by his option until the date of
issuance of a stock certificate to him for such Shares.

              (i)    REPURCHASE OF SHARES BY THE COMPANY. Any Shares purchased 
by an optionee upon exercise of an option may in the discretion of the Committee
be subject to repurchase by the Company if and to the extent specifically set
forth in the option agreement pursuant to which the Shares were purchased.

       8.     STOCK DIVIDENDS; STOCK SPLITS; STOCK COMBINATIONS; 
RECAPITALIZATIONS . Appropriate adjustment shall be made in the maximum number
of Shares subject to the Plan and in the number, kind, and option price of
Shares covered by outstanding options granted hereunder to give effect to any
stock dividends, stock splits, stock combinations, recapitalizations and other
similar changes in the capital structure of the Company after the effective date
of the Plan.

       MERGER; SALE OF ASSETS; DISSOLUTION. In the event of a change of the
              Shares resulting from a merger or similar reorganization as to
              which the Company is the surviving corporation, the number and
              kind of shares which thereafter may be optioned and sold under the
              Plan, and the number and kind of shares then subject to options
              granted hereunder and the option price per share thereof shall be
              appropriately adjusted in such manner as the Committee may deem
              equitable to prevent substantial dilution or enlargement of the
              rights available or granted hereunder. 


<PAGE>   6

              Except as otherwise determined by the Committee, a merger or a
              similar reorganization which the Company does not survive, or a
              sale of all or substantially all of the assets of the Company,
              shall cause every option outstanding hereunder to terminate, to
              the extent not then exercised, unless any surviving entity agrees
              to assume the obligations hereunder.

       10.    DEFINITIONS.

              (a)    The term "key employees" refers to those non-executive
administrative, technical or managerial employees who are determined by the
Committee to be eligible for options under this Plan.

              (b)    The term "optionee" means a key employee to whom an option 
is granted under this Plan.
              

              (c)    The term "parent" shall have, for purposes of this plan, 
the meaning ascribed to it under Section 424(e) of the Code and the regulations
promulgated thereunder.

              (d)    The term "subsidiary" shall have, for purposes of this 
Plan, the meaning ascribed to it under Section 424(f) of the Code and the
regulations promulgated thereunder. 

       11.    TERMINATION OR AMENDMENT OF PLAN. The Board may at any time 
terminate the Plan or make such changes in or additions to the Plan as it deems
advisable, provided that no such termination or amendment shall adversely affect
or impair any then outstanding option without the consent of the optionee
holding such option.


<PAGE>   7

     AMENDMENT                      BOARD ACTION
     ---------                      ------------

INCREASE SHARES TO 1,250,000        JANUARY 23, 1996 (EFFECTIVE JANUARY 7, 1996)

INCREASE SHARES TO 2,250,000        JUNE 6, 1996

INCREASE SHARES TO 3,750,000        OCTOBER 29, 1997

CHANGED PARAGRAPH 7 (d),(e)         JULY 22, 1998

INCREASE SHARES TO 5,300,000        DECEMBER 15, 1998
CHANGED PARAGRAPH 5

       

<PAGE>   1
                                                                   EXHIBIT 10.44

                                  SPLIT DOLLAR

                            LIFE INSURANCE AGREEMENT


AGREEMENT made as of the 15th day of May, 1998, by and between ARDENT SOFTWARE,
INC., a Delaware corporation ("ARDENT") and JOHN G. AKERS (the "Insured").

       WHEREAS, the Insured is an executive officer and key employee of ARDENT;
and

       WHEREAS, ARDENT wishes to provide an incentive for the Insured's
continued performance of services to ARDENT by making available to him a
split-dollar life insurance program; and

       WHEREAS, the Insured wishes to participate in such program; and

       WHEREAS, the Insured and ARDENT have arranged for the purchase of Policy
No. 11017392 in the face amount of $1,433,485 on the life of the Insured (the
"Policy") issued by Massachusetts Mutual Life Insurance Company (the "Insurance
Company"); and

       WHEREAS, the Policy is a whole-life policy which will be fully paid upon
the payment of 10 consecutive annual premiums of $80,597.53 each.

       Now, THEREFORE, the parties agree as follows:

       1.     Each annual premium due on the Policy shall be paid when due by 
ARDENT until such obligation shall terminate in accordance with the provisions
of paragraph 2 or 13 below, provided that ARDENT shall have no obligation to pay
any premium amounts in respect of benefits hereafter added to the Policy by the
Insured.


<PAGE>   2
       2.     ARDENT's obligation to make premium payments pursuant to paragraph
1 above shall be subject to the following:

       (a)    In the event the employment of the Insured by ARDENT is terminated
       for any reason, ARDENT's obligation to make premium payments shall
       terminate immediately unless, after the date hereof and prior to such
       termination of employment, there occurs a Change of Control (as defined
       in paragraph 17(b) below), in which event ARDENT's obligation to make
       premium payments shall terminate on the fifth anniversary of such
       termination of employment, subject to (b) below.

       (b)    In the event the Insured voluntarily terminates his employment 
       with ARDENT following a Change of Control and, within the 24 month period
       immediately following such termination, directly or indirectly engages in
       any activity which is in competition with the business of ARDENT,
       ARDENT's obligation to make premium payments shall immediately terminate.

       (c)    In the event, and to the extent, the board of directors of ARDENT
       determines, in its sole reasonable judgement, that any premium payment
       would have a materially detrimental effect upon its financial condition,
       such payment or a portion thereof may be deferred until such time or
       times as the payment of all or a portion of the deferred amount may be
       paid without such effect. Payment of deferred amounts shall be applied,
       as appropriate, to (i) make the premium payment, (ii) repay the amount
       borrowed against the Policy to make such payment, or (iii) reimburse the
       Insured for making such payment. Any such deferrals and subsequent
       payments shall be effected pro rata in 


                                       2
<PAGE>   3

       respect of the Policy and other policies issued in connection with
       similar executive split-dollar life insurance programs.

       3.     ARDENT acknowledges that ownership of the Policy is held by the
Insured, including without limitation the rights to transfer such ownership,
designate beneficiaries and borrow against the Policy, subject only to the
Collateral Assignment (as defined in paragraph 5 below) and other limitations
specifically described herein.

       4.     The Insured acknowledges that ARDENT makes no representations or
warranties regarding the Policy, including without limitation regarding the
amounts which may become available for borrowing against the Policy or the tax
treatment of any proceeds of or other matters in connection with the Policy.

       5.     The Insured has executed and delivered to ARDENT an assignment 
(the "Collateral Assignment") of certain rights in the Policy in order to secure
the right of ARDENT to receive, not later than the death of the Insured, an
amount equal to the aggregate of all premiums thereon paid by ARDENT, including
any amounts paid or reimbursed pursuant to paragraph 2(c)(ii) or (iii) above
("2-c Amounts"). A copy of the Collateral Assignment is attached as Exhibit A
hereto.

       6.     In the event either party wishes to exercise a right which under 
the Policy, subject to the provisions hereof and of the Collateral Assignment,
may be exercised by such party alone, the other party shall co-sign any
documents and take such other steps as may be required by the Insurance Company
to effect the exercise of such right.


                                       3
<PAGE>   4
       7.     ARDENT acknowledges that any borrowing by it against the Policy 
could materially reduce the intended benefits to the Insured pursuant to this
Agreement. Any such borrowing shall be subject to the following:

       (a)    No such borrowings shall be made except to the extent that the 
       board of directors of ARDENT determines, in its sole reasonable judgment,
       that alternative sources of funds are not available on reasonably
       satisfactory terms and that the failure to make such borrowing would have
       a materially detrimental effect upon ARDENT.

       (b)    ARDENT shall pay all interest due on any such borrowings in such
       timely manner that the intended benefits to the Insured pursuant hereto
       are, to the extent possible by reason of prompt interest payments,
       preserved.

       (c)    Any such borrowings shall be made substantially pro rata, in
       accordance with the aggregate premiums paid by the Company, against the
       Policy and all other similar policies of the Company on the lives of its
       executive officers. Any repayment of principal on such borrowings against
       the Policy and other such policies shall be allocated in such manner as
       the Company, in its reasonable discretion, deems will ensure, to the
       extent possible by reason of such allocation, that the intended benefits
       to the respective insureds are preserved, and otherwise pro rata as set
       forth above.

       8.     The Insured shall not surrender the Policy unless the cash value
thereof at the time of surrender, net of any then outstanding borrowings against
the Policy, exceeds the aggregate amount of all premiums thereon paid by ARDENT
through such time, including any 2-c Amounts.


                                       4
<PAGE>   5
       9.     The Insured shall not borrow against the Policy if the aggregate
amount of (a) such borrowing and any other borrowings against the Policy by the
Insured or his assigns other than ARDENT, including interest accrued and
expected to be accrued thereon ("Borrowings") and (b) all premiums thereon paid
by ARDENT through such time, including any 2-c Amounts, shall exceed (i) prior
to January 1, 2013, the cash value of the Policy without regard to any
Borrowings, or (ii) on or after said date, the death benefit of the Policy
(including any additions thereto) without regard to any Borrowings, provided
that the foregoing shall not prevent any borrowing to pay premiums not paid by
ARDENT pursuant to paragraph 2(c) above.

       10.    The Insured shall elect to have premiums paid on an annual
installment basis unless ARDENT agrees in writing to the election of another
installment option.

       11.    Upon the death of the Insured while the Policy is in effect, but
prior to the exercise by either the Insured or ARDENT of his or its respective
rights to acquire full ownership of the Policy pursuant to paragraph 12 below,
ARDENT shall promptly furnish the Insurance Company an affidavit specifying the
amount of proceeds payable to it pursuant to the Collateral Assignment.

       12.    The Insured shall have the right after May 15, 2003 to reacquire 
from ARDENT the rights assigned pursuant to the Collateral Assignment. Such
right may be exercised (a) at any time, by payment to ARDENT in cash or by
certified or bank check of an amount equal to the aggregate of all premiums on
the Policy paid by ARDENT through such time, including any 2-c Amounts, or (b)
on or after May 15, 2008, if ARDENT's obligation to make premium payments has
not terminated pursuant to paragraph 2(a) or (b) above due to the Insured's
voluntary termination of his employment (as limited by paragraph 17(a) below),
by delivery to 


                                       5
<PAGE>   6

ARDENT of a non-interest bearing promissory note in such amount payable not
later than the death of the Insured and secured by a pledge of collateral,
provided that the board of directors of ARDENT at the time may reject such
method of exercise if, in its sole reasonable discretion, it deems such note and
collateral to provide repayment arrangements less secure or otherwise not
commercially equivalent to the arrangements otherwise provided herein. Against
receipt of such payment or delivery, ARDENT shall execute and deliver to the
Insured a full release of the Collateral Assignment satisfactory in form to the
Insurance Company. In the event that (i) ARDENT's obligation to make premium
payments has terminated pursuant to paragraph 2(a) or (b) above due to the
Insured's voluntary termination of his employment (as limited by paragraph 17(a)
below), and (ii) the Insured does not exercise his rights under this paragraph
12 within sixty days following such termination of ARDENT's obligation, then his
rights under this paragraph 12 shall lapse. Upon the lapse of such rights,
ARDENT shall have the right from time to time to acquire from the Insured all
rights and other incidents of ownership in and under the Policy upon payment of
ten dollars to the Insured. Against receipt of such payment the Insured shall
execute and deliver such documents and take such other steps to effect the
transfer of such ownership to ARDENT as may be satisfactory in form to the
Insurance Company.

       13.    ARDENT's obligation to make premium payments pursuant to paragraph
1 above shall, if not previously terminated pursuant to the provisions of
paragraph 2 above, terminate upon the exercise of the Insured's rights or the
lapse thereof under paragraph 12 above.

       14.    Nothing herein shall be construed to obligate ARDENT to continue 
the employment of the Insured or to pay any benefits under the Policy under any
circumstances.


                                       6
<PAGE>   7
       15.    In the event ARDENT shall sell or otherwise dispose of 
substantially all its business and assets, it shall (a) cause the acquiring
party to deliver to the Insured a written assumption of all the respective
obligations of ARDENT hereunder and under the Policy and Collateral Assignment
or (b) retain sufficient assets to pay premiums on the Policy to the extent
required. In the event of an assumption under (a) above, the word "ARDENT" shall
mean or include, as the context indicates, any such acquiring party.

       16.    The Insured may assign all its rights hereunder and under the 
Policy and Collateral Assignment, provided that the assignee shall deliver to
ARDENT a written assumption of all the respective obligations of the Insured
hereunder and thereunder. In the event of such assignment and assumption, the
word "Insured" shall mean or include, as the context indicates, any such
assignee, provided that the Policy shall insure the life of the initial Insured
only and not of any assignee or other successor.

       17.    For purposes of paragraph 2 above:

              (a)    The Insured shall not be deemed to have voluntarily 
       terminated his employment with ARDENT if the termination occurs within
       nine months following (i) a reduction of his salary other than a
       reduction applicable to executives generally, (ii) a material demotion in
       the level of his duties, or (iii) a material change of the location of
       his employment; and

              (b)    "Change of Control" shall mean (i) the direct or indirect
       acquisition by any person, entity or group acting in concert of more than
       35% of the aggregate voting power of the outstanding securities of ARDENT
       having the right to vote at elections of directors, (ii) a majority of
       the board of directors of ARDENT ceasing to consist of 


                                       7
<PAGE>   8

       individuals who are currently members of such board or for whose
       nomination for such membership a majority of such current members voted
       in favor, or (iii) the disposition by ARDENT of substantially all its
       business, other than in connection with a mere change of place of
       incorporation or similar mere change in form.

       18.    This Agreement shall be construed and enforced under the laws of
Massachusetts. Except as provided by paragraphs 15 and 16 above, no rights or
obligations hereunder or under the Policy or Collateral Assignment shall be
voluntarily assigned without the prior written consent of the other party, which
consent shall not be unreasonably withheld. Subject to the foregoing, this
Agreement shall inure to the benefit of and be binding upon the parties and
their respective successors, assigns, heirs and legal representatives. This
Agreement may not be amended or otherwise modified without the prior written
consent of the parties.

       IN WITNESS WHEREOF, the parties hereto have executed this Agreement the
day and year first above written.
     


                                  Ardent Software, Inc.


/s/ Martha Strom                  By: /w/ Peter Gyenes       
- ----------------------                ---------------------
(Witness)                             Its Chairman


/s/ Maggie Coxall                     /s/ John G. Akers          
- ----------------------                ---------------------
(Witness)                             John G. Akers




                                       8
<PAGE>   9
EXHIBIT A


                                                            POLICY NO.  11017392
                                                                        --------


INSURER:           MASSACHUSETTS MUTUAL LIFE INSURANCE COMPANY

ASSIGNOR:          JOHN G. AKERS

ASSIGNEE:          ARDENT SOFTWARE, INC.


       For Value Received, the Assignor hereby assigns to the Assignee certain
rights in the policy issued by the Insurer numbered as set forth above (the
"Policy"), subject to any superior liens which the Insurer may have against the
Policy, and the Assignor and the Assignee hereby agree as follows:

       1.     This assignment is made to secure certain rights, either now
              existing or that may hereafter arise, of the Assignee to receive
              payments pursuant to a split dollar life insurance agreement with
              regard to the Policy (the "Agreement").

       2.     The Assignee shall have the following rights in the Policy:

              a.     The right to receive from the death proceeds an amount
                     equal to all premiums on the Policy paid by the Assignee
                     until the date of the Insured's death;

              b.     The right to receive the cash values of the Policy, up to
                     an amount equal to all premiums paid by the Assignee, if
                     the policy is surrendered or lapses;

              c.     The right to release this assignment; and

              d.     The right to borrow against the Policy for the Assignee's
                     own account, in amounts which do not exceed in the
                     aggregate the aggregate amount of premiums paid on the
                     Policy at the time of any such borrowing.

       3.     All other rights in the Policy, including the rights to designate
              beneficiaries, to borrow against the Policy any amounts available
              therefor in excess of amounts which have been or may be borrowed
              by the Assignee, to surrender the Policy, and to transfer
              ownership thereof, are excluded from this assignment and, subject
              to the terms of the Agreement, reserved to and exercisable by the
              Assignor alone.


                                       9
<PAGE>   10
       4.     Nothing herein shall affect the right of the Insurer to charge
              interest on any loan under the Policy and, if interest is not paid
              thereon pursuant to the Policy, to add such interest to the unpaid
              balance of the loan and secure such amounts with corresponding
              cash values, even if such security shall reduce amounts available
              for payment to the Assignee hereunder.

       5.     The Insurer shall be entitled to rely conclusively and without any
              further investigation upon an affidavit of an officer of the
              Assignee regarding the amount of proceeds due it from any death or
              surrender proceeds of the Policy, and payment of such amount shall
              be a full discharge of the Insurer's obligations hereunder in
              respect thereof.

       6.     Subject to the Agreement, the rights and obligations of the
              parties hereunder shall be binding upon and inure to the benefit
              of their respective successors, assigns, heirs and legal
              representatives.

                     DATE: May 15, 1998
                                             -----------------------------------
                                             JOHN G. AKERS

                                                  ------------------------------
                                                  ARDENT SOFTWARE, INC.

                          ACCEPTED BY        -----------------------------------
                          ON:                MASS MUTUAL LIFE INS. CO.
                              ----------



                                       10

<PAGE>   1
                                                                   EXHIBIT 10.45

                                  SPLIT DOLLAR

                            LIFE INSURANCE AGREEMENT

AGREEMENT made as of the 15th day of May, 1998, by and between ARDENT SOFTWARE,
INC., a Delaware corporation ("ARDENT") and DAVID W. BRUNEL (the "Insured").

       WHEREAS, the Insured is an executive officer and key employee of ARDENT;
and

       WHEREAS, ARDENT wishes to provide an incentive for the Insured's
continued performance of services to ARDENT by making available to him a
split-dollar life insurance program; and

       WHEREAS, the Insured wishes to participate in such program; and

       WHEREAS, the Insured and ARDENT have arranged for the purchase of Policy
No. 11551653 in the face amount of $1,160,234 on the life of the Insured (the
"Policy") issued by Massachusetts Mutual Life Insurance Company (the "Insurance
Company"); and

       WHEREAS, the Policy is a whole-life policy which will be fully paid upon
the payment of 10 consecutive annual premiums of $51,750.02 each.

       Now, THEREFORE, the parties agree as follows:

       1.     Each annual premium due on the Policy shall be paid when due by 
ARDENT until such obligation shall terminate in accordance with the provisions
of paragraph 2 or 13 below, provided that ARDENT shall have no obligation to pay
any premium amounts in respect of benefits hereafter added to the Policy by the
Insured.


<PAGE>   2
       2.     ARDENT's obligation to make premium payments pursuant to paragraph
1 above shall be subject to the following:


       (a)    In the event the Insured, prior to May 15, 2000, directly or
       indirectly engages in any activity which is in competition with the
       business of ARDENT, ARDENT's obligation to make premium payments shall
       immediately terminate.

       (b)    In the event, and to the extent, the board of directors of ARDENT
       determines, in its sole reasonable judgement, that any premium payment
       would have a materially detrimental effect upon its financial condition,
       such payment or a portion thereof may be deferred until such time or
       times as the payment of all or a portion of the deferred amount may be
       paid without such effect. Payment of deferred amounts shall be applied,
       as appropriate, to (i) make the premium payment, (ii) repay the amount
       borrowed against the Policy to make such payment, or (iii) reimburse the
       Insured for making such payment. Any such deferrals and subsequent
       payments shall be effected pro rata in respect of the Policy and other
       policies issued in connection with similar executive split-dollar life
       insurance programs.

       3.     ARDENT acknowledges that ownership of the Policy is held by the
Insured, including without limitation the rights to transfer such ownership,
designate beneficiaries and borrow against the Policy, subject only to the
Collateral Assignment (as defined in paragraph 5 below) and other limitations
specifically described herein.

       4.     The Insured acknowledges that ARDENT makes no representations or
warranties regarding the Policy, including without limitation regarding the
amounts which may become 


                                       2
<PAGE>   3
available for borrowing against the Policy or the tax treatment of any proceeds
of or other matters in connection with the Policy.

       5.     The Insured has executed and delivered to ARDENT an assignment 
(the "Collateral Assignment") of certain rights in the Policy in order to secure
the right of ARDENT to receive, not later than the death of the Insured, an
amount equal to the aggregate of all premiums thereon paid by ARDENT, including
any amounts paid or reimbursed pursuant to paragraph 2(b)(ii) or (iii) above
("2-b Amounts"). A copy of the Collateral Assignment is attached as Exhibit A
hereto.

       6.     In the event either party wishes to exercise a right which under 
the Policy, subject to the provisions hereof and of the Collateral Assignment,
may be exercised by such party alone, the other party shall co-sign any
documents and take such other steps as may be required by the Insurance Company
to effect the exercise of such right.

       7.     ARDENT acknowledges that any borrowing by it against the Policy 
could materially reduce the intended benefits to the Insured pursuant to this
Agreement. Any such borrowing shall be subject to the following:

       (a)    No such borrowings shall be made except to the extent that the 
       board of directors of ARDENT determines, in its sole reasonable judgment,
       that alternative sources of funds are not available on reasonably
       satisfactory terms and that the failure to make such borrowing would have
       a materially detrimental effect upon ARDENT.

       (b)    ARDENT shall pay all interest due on any such borrowings in such
       timely manner that the intended benefits to the Insured pursuant hereto
       are, to the extent possible by reason of prompt interest payments,
       preserved.


                                       3
<PAGE>   4
       (c)    Any such borrowings shall be made substantially pro rata, in
       accordance with the aggregate premiums paid by the Company, against the
       Policy and all other similar policies of the Company on the lives of its
       executive officers. Any repayment of principal on such borrowings against
       the Policy and other such policies shall be allocated in such manner as
       the Company, in its reasonable discretion, deems will ensure, to the
       extent possible by reason of such allocation, that the intended benefits
       to the respective insureds are preserved, and otherwise pro rata as set
       forth above.

       8.     The Insured shall not surrender the Policy unless the cash value
thereof at the time of surrender, net of any then outstanding borrowings against
the Policy, exceeds the aggregate amount of all premiums thereon paid by ARDENT
through such time, including any 2-b Amounts.

       9.     The Insured shall not borrow against the Policy if the aggregate
amount of (a) such borrowing and any other borrowings against the Policy by the
Insured or his assigns other than ARDENT, including interest accrued and
expected to be accrued thereon ("Borrowings") and (b) all premiums thereon paid
by ARDENT through such time, including any 2-b Amounts, shall exceed (i) prior
to January 1, 2020, the cash value of the Policy without regard to any
Borrowings, or (ii) on or after said date, the death benefit of the Policy
(including any additions thereto) without regard to any Borrowings, provided
that the foregoing shall not prevent any borrowing to pay premiums not paid by
ARDENT pursuant to paragraph 2(b) above.

       10.    The Insured shall elect to have premiums paid on an annual
installment basis unless ARDENT agrees in writing to the election of another
installment option.


                                       4
<PAGE>   5
       11.    Upon the death of the Insured while the Policy is in effect, but
prior to the exercise by either the Insured or ARDENT of his or its respective
rights to acquire full ownership of the Policy pursuant to paragraph 12 below,
ARDENT shall promptly furnish the Insurance Company an affidavit specifying the
amount of proceeds payable to it pursuant to the Collateral Assignment.

       12.    The Insured shall have the right after May 15, 2003 to reacquire 
from ARDENT the rights assigned pursuant to the Collateral Assignment. Such
right may be exercised (a) at any time, by payment to ARDENT in cash or by
certified or bank check of an amount equal to the aggregate of all premiums on
the Policy paid by ARDENT through such time, including any 2-b Amounts, or (b)
on or after May 15, 2008, if ARDENT's obligation to make premium payments has
not terminated pursuant to paragraph 2(a) above, by delivery to ARDENT of a
non-interest bearing promissory note in such amount payable not later than the
death of the Insured and secured by a pledge of collateral, provided that the
board of directors of ARDENT at the time may reject such method of exercise if,
in its sole reasonable discretion, it deems such note and collateral to provide
repayment arrangements less secure or otherwise not commercially equivalent to
the arrangements otherwise provided herein. Against receipt of such payment or
delivery, ARDENT shall execute and deliver to the Insured a full release of the
Collateral Assignment satisfactory in form to the Insurance Company. In the
event that (i) ARDENT's obligation to make premium payments has terminated
pursuant to paragraph 2(a) above and (ii) the Insured does not exercise his
rights under this paragraph 12 within sixty days following such termination of
ARDENT's obligation, then his rights under this paragraph 12 shall lapse.


                                       5
<PAGE>   6
Upon the lapse of such rights, ARDENT shall have the right from time to time to
acquire from the Insured all rights and other incidents of ownership in and
under the Policy upon payment of ten dollars to the Insured. Against receipt of
such payment the Insured shall execute and deliver such documents and take such
other steps to effect the transfer of such ownership to ARDENT as may be
satisfactory in form to the Insurance Company.

       13.    ARDENT's obligation to make premium payments pursuant to paragraph
1 above shall, if not previously terminated pursuant to the provisions of
paragraph 2 above, terminate upon the exercise of the Insured's rights or the
lapse thereof under paragraph 12 above.

       14.    Nothing herein shall be construed to obligate ARDENT to continue 
the employment of the Insured or to pay any benefits under the Policy under any
circumstances.

       15.    In the event ARDENT shall sell or otherwise dispose of 
substantially all its business and assets, it shall (a) cause the acquiring
party to deliver to the Insured a written assumption of all the respective
obligations of ARDENT hereunder and under the Policy and Collateral Assignment
or (b) retain sufficient assets to pay premiums on the Policy to the extent
required. In the event of an assumption under (a) above, the word "ARDENT" shall
mean or include, as the context indicates, any such acquiring party.

       16.    The Insured may assign all its rights hereunder and under the 
Policy and Collateral Assignment, provided that the assignee shall deliver to
ARDENT a written assumption of all the respective obligations of the Insured
hereunder and thereunder. In the event of such assignment and assumption, the
word "Insured" shall mean or include, as the context indicates, any such
assignee, provided that the Policy shall insure the life of the initial Insured
only and not of any assignee or other successor.


                                       6
<PAGE>   7
       17.    This Agreement shall be construed and enforced under the laws of
Massachusetts. Except as provided by paragraphs 15 and 16 above, no rights or
obligations hereunder or under the Policy or Collateral Assignment shall be
voluntarily assigned without the prior written consent of the other party, which
consent shall not be unreasonably withheld. Subject to the foregoing, this
Agreement shall inure to the benefit of and be binding upon the parties and
their respective successors, assigns, heirs and legal representatives. This
Agreement may not be amended or otherwise modified without the prior written
consent of the parties.

       IN WITNESS WHEREOF, the parties hereto have executed this Agreement the
day and year first above written. 

                                         Ardent Software, Inc.



/s/ Martha Strom                         /s/ Peter Gyenes                
- ---------------------------              ---------------------------------
(Witness)                                Its Chairman


/s/ Maggie Coxall                        /s/ David W. Brunel             
- ---------------------------              ---------------------------------
(Witness)                                David W. Brunel


                                       7
<PAGE>   8
EXHIBIT A


                                                            Policy No.  11551653
                                                                        --------


INSURER:           MASSACHUSETTS MUTUAL LIFE INSURANCE COMPANY

ASSIGNOR:          DAVID W. BRUNEL

ASSIGNEE:          ARDENT SOFTWARE, INC.



       For Value Received, the Assignor hereby assigns to the Assignee certain
rights in the policy issued by the Insurer numbered as set forth above (the
"Policy"), subject to any superior liens which the Insurer may have against the
Policy, and the Assignor and the Assignee hereby agree as follows:

       1.     This assignment is made to secure certain rights, either now
              existing or that may hereafter arise, of the Assignee to receive
              payments pursuant to a split dollar life insurance agreement with
              regard to the Policy (the "Agreement").

       2.     The Assignee shall have the following rights in the Policy:

              a.     The right to receive from the death proceeds an amount
                     equal to all premiums on the Policy paid by the Assignee
                     until the date of the Insured's death;

              b.     The right to receive the cash values of the Policy, up to
                     an amount equal to all premiums paid by the Assignee, if
                     the policy is surrendered or lapses;

              c.     The right to release this assignment; and

              d.     The right to borrow against the Policy for the Assignee's
                     own account, in amounts which do not exceed in the
                     aggregate the aggregate amount of premiums paid on the
                     Policy at the time of any such borrowing.

       3.     All other rights in the Policy, including the rights to designate
              beneficiaries, to borrow against the Policy any amounts available
              therefor in excess of amounts which have been or may be borrowed
              by the Assignee, to surrender the Policy, and to transfer
              ownership thereof, are excluded from this assignment and, subject
              to the terms of the Agreement, reserved to and exercisable by the
              Assignor alone.


                                       8
<PAGE>   9
       4.     Nothing herein shall affect the right of the Insurer to charge
              interest on any loan under the Policy and, if interest is not paid
              thereon pursuant to the Policy, to add such interest to the unpaid
              balance of the loan and secure such amounts with corresponding
              cash values, even if such security shall reduce amounts available
              for payment to the Assignee hereunder.

       5.     The Insurer shall be entitled to rely conclusively and without any
              further investigation upon an affidavit of an officer of the
              Assignee regarding the amount of proceeds due it from any death or
              surrender proceeds of the Policy, and payment of such amount shall
              be a full discharge of the Insurer's obligations hereunder in
              respect thereof.

       6.     Subject to the Agreement, the rights and obligations of the
              parties hereunder shall be binding upon and inure to the benefit
              of their respective successors, assigns, heirs and legal
              representatives.

          DATE:  May 15, 1998
                                   --------------------------------------
                                   DAVID W. BRUNEL

                                          --------------------------------------
                                          ARDENT SOFTWARE, INC.

                 ACCEPTED BY
                                   --------------------------------------
                 ON:               MASS MUTUAL LIFE INS. CO.
                     ---------


                                       9

<PAGE>   1
                                                                   EXHIBIT 10.46


                           LOAN AND SECURITY AGREEMENT


         THIS LOAN AND SECURITY AGREEMENT ("Agreement") is made and entered into
as of March 27, 1998, by and among ARDENT SOFTWARE, INC. , a Delaware
corporation with its chief executive office at 50 Washington Street,
Westborough, Massachusetts ("Borrower"), and SILICON VALLEY BANK, a
California-chartered bank, with its principal place of business at 3003 Tasman
Drive, Santa Clara, California 95054 and with a loan production office located
at Wellesley Office Park, 40 William Street, Suite 350, Wellesley, Massachusetts
02181, doing business under the name "Silicon Valley East" (the "Lender").

                                    RECITALS

         Borrower wishes to obtain credit from time to time from Lender, and
Lender desires to extend credit to Borrower. This Agreement sets forth the terms
on which Lender will advance credit to Borrower, and Borrower will repay the
amounts owing to Lender.

                                    AGREEMENT

         The parties agree as follows:

SECTION 1.        DEFINITIONS AND CONSTRUCTION.

         1.1      DEFINITIONS. As used in this Agreement, the following terms
shall have the following definitions:

         "Accounts" means all presently existing and hereafter arising accounts,
contract rights, and all other forms of obligations owing to Borrower arising
out of the sale or lease of goods (including, without limitation, the licensing
of software and other technology) or the rendering of services by Borrower,
whether or not earned by performance, and any and all credit insurance,
guaranties, and other security therefor, as well as all merchandise returned to
or reclaimed by Borrower and Borrower's Books relating to any of the foregoing.

         "Advance" or "Advances" means an advance under the Committed Revolving
Line or otherwise made hereunder.

         "Affiliate" means, with respect to any Person, any Person that owns or
controls directly or indirectly such Person, any Person that controls or is
controlled by or is under common control with such Person, and each of such
Person's senior executive officers, directors, partners and, for any Person that
is a limited liability company, such Persons, managers and members.

         "Borrower's Books" means all of Borrower's books and records including
ledgers; records concerning Borrower's assets or liabilities, the Collateral,
business operations or financial condition; and all computer programs, or tape
files, and the equipment containing such information.

         "Borrowing Base" has the meaning set forth in Section 2.1 hereof.

         "Business Day" means any day that is not a Saturday, Sunday, or other
day on which banks in Boston, Massachusetts, or Santa Clara, California are
authorized or required by law or other governmental actions to close.

         "Closing Date" means the date of this Agreement.

         "Code" means the Massachusetts Uniform Commercial Code.

         "Collateral" means the property described on EXHIBIT A attached hereto.

         "Committed Revolving Line" means Twelve Million Five Hundred Thousand
Dollars ($12,500,000.00).


                                       1.


<PAGE>   2

         "Contingent Obligation" means, as applied to any Person, any direct or
indirect liability, contingent or otherwise, of that Person with respect to (i)
any indebtedness, lease, dividend, letter of credit or other obligation of
another, including, without limitation, any such obligation directly or
indirectly guaranteed, endorsed, co-made or discounted or sold with recourse by
that Person, or in respect of which that Person is otherwise directly or
indirectly liable; (ii) any obligations with respect to undrawn letters of
credit issued for the account of that Person; and (iii) all obligations arising
under any interest rate, currency or commodity swap agreement, interest rate cap
agreement, interest rate collar agreement, or other agreement or arrangement
designated to protect a Person against fluctuation in interest rates, currency
exchange rates or commodity prices; provided, however, that the term "Contingent
Obligation" shall not include endorsements for collection or deposit in the
ordinary course of business. The amount of any Contingent Obligation shall be
deemed to be an amount equal to the stated or determined amount of the primary
obligation in respect of which such Contingent Obligation is made or, if not
stated or determinable, the maximum reasonably anticipated liability in respect
thereof as determined by such Person in good faith; provided, however, that such
amount shall not in any event exceed the maximum amount of the obligations under
the guarantee or other support arrangement.

         "Credit Extension" means each Advance or any other extension of credit
by Lender for the benefit of Borrower hereunder.

         "Current Assets" means, as of any applicable date, all amounts that
should, in accordance with GAAP, be included as current assets on the
consolidated balance sheet of Borrower at such date.

         "Current Liabilities" means, as of any applicable date, all amounts
that should, in accordance with GAAP, be included as current liabilities on the
consolidated balance sheet of Borrower at such date, plus, to the extent not
already included therein, all outstanding Credit Extensions made under this
Agreement, including, without limitation, all Indebtedness that is payable upon
demand or within one year from the date of determination thereof unless such
Indebtedness is renewable or extendable at the option of Borrower or any
Subsidiary to a date more than one year from the date of determination, but
EXCLUDING: (i) Subordinated Debt, and (ii) deferred maintenance revenue.

         "Daily Balance" means the amount of the Obligations owed at the end of
a given day.

         "Default" means an Event of Default or event or condition that, but for
the requirement that time elapse or notice be given, would constitute an Event
of Default.

         "Dollars", "dollars" or "$" each means dollars in lawful currency of
the United States of America.

         "Eligible Accounts" means those Accounts that arise in the ordinary
course of Borrower's business that comply with all of Borrower's representations
and warranties to Lender set forth in Section 5.4; provided that standards of
eligibility may be fixed and revised from time to time by Lender in its
reasonable judgment and upon notification thereof to Borrower in accordance with
the provisions hereof. Unless otherwise agreed in writing to by Lender, Eligible
Accounts shall not include the following:

                  (a) Accounts which the account debtor has failed to pay within
ninety (90) days of invoice date;

                  (b) Accounts with respect to an account debtor, fifty percent
(50%) of whose Accounts the account debtor has failed to pay within ninety (90)
days of invoice date;

                  (c) Accounts with respect to which the account debtor is an
officer, employee, or agent of Borrower;

                  (d) Accounts with respect to which goods are placed on
consignment, guaranteed sale, sale or return, sale on approval, bill and hold,
or other terms by reason of which the payment by the account debtor may be
conditional;

                  (e) Accounts with respect to which the account debtor is an
Affiliate (other than by virtue of being directly or indirectly under common
ownership or control with Borrower) of Borrower;


                                       2.

<PAGE>   3



                  (f) Accounts with respect to which the account debtor does not
have its principal place of business in the United States, except for Eligible
Foreign Accounts, and Accounts arising from products shipped to or services
provided to branches or offices located in the United States of any account
debtor that does not have its principal place of business in the United States;

                  (g) Accounts with respect to which the account debtor is a
federal, state, or local governmental entity or any department, agency, or
instrumentality thereof.

                  (h) Accounts with respect to which Borrower is liable to the
account debtor for goods sold or services rendered by the account debtor to
Borrower, but only to the extent of any amounts owing to the account debtor
against amounts owed to Borrower;

                  (i) Accounts with respect to an account debtor, including
Subsidiaries and Affiliates, whose total obligations to Borrower exceed
twenty-five percent (25%) of all Accounts, to the extent such obligations exceed
the aforementioned percentage, except as approved in writing by Lender;

                  (j) Accounts with respect to which the account debtor disputes
liability or makes any claim with respect thereto as to which Lender believes,
in its sole discretion, that there may be a basis for dispute (but only to the
extent of the amount subject to such dispute or claim), or is subject to any
Insolvency Proceeding, or becomes insolvent, or goes out of business; and

                  (k) Accounts the collection of which Lender reasonably
determines to be doubtful.

         "Eligible Foreign Accounts" means Accounts with respect to which the
account debtor does not have its principal place of business in the United
States and which are: (1) covered by credit insurance in form and amount, and by
an insurer satisfactory to Lender less the amount of any deductible(s) which may
be or become owing thereon; or (2) supported by one or more letters of credit in
favor of Lender, as beneficiary, in an amount and of a tenor, and issued by a
financial institution, acceptable to Lender; or (3) which Lender approves on a
case-by-case basis.

         Eligible Non-Insured Foreign Accounts" means accounts with respect to
which the account debtor does not have its principal place of business in the
United States and which Lender approves on a case-by-case basis, and which
Lender has perfected a first priority security interest in form and substances
acceptable to Lender, and pursuant to terms acceptable to Lender.

         "Equipment" means all present and future machinery, equipment, tenant
improvements, furniture, fixtures, vehicles, tools, parts and attachments in
which Borrower has any interest.

         "ERISA" means the Employment Retirement Income Security Act of 1974, as
amended, and the regulations thereunder.

         "Event of Default" has the meaning set forth in Section 8 hereof.

         "GAAP" means generally accepted accounting principles as in effect from
time to time in the United States of America.

         "Indebtedness" means (a) all indebtedness for borrowed money or the
deferred purchase price of property or services including, without limitation,
reimbursement and other obligations with respect to surety bonds and letters of
credit, (b) all obligations evidenced by notes, bonds, debentures or similar
instruments, (c) all capital lease obligations and (d) all Contingent
Obligations.

         "Insolvency Proceeding" means any proceeding commenced by or against
any person or entity under any provision of the United States Bankruptcy Code,
as amended, or under any other bankruptcy or insolvency law, including
assignments for the benefit of creditors, formal or informal moratoria,
compositions, extension generally with its creditors, or proceedings seeking
reorganization, arrangement, or other relief.


                                       3.

<PAGE>   4



         "Inventory" means all present and future inventory in which Borrower
has any interest, including merchandise, raw materials, parts, supplies, packing
and shipping materials, work in process and finished products intended for sale
or lease or to be furnished under a contract of service, of every kind and
description now or at any time hereafter owned by or in the custody or
possession, actual or constructive, of Borrower, including such inventory as is
temporarily out of its custody or possession or in transit and including any
returns upon any accounts or other proceeds, including insurance proceeds,
resulting from the sale or disposition of any of the foregoing and any documents
of title representing any of the above, and Borrower's Books relating to any of
the foregoing.

         "Investment" means any beneficial ownership of (including stock,
partnership interest or other interests or securities) any Person, or any loan,
advance or capital contribution to any Person.


         "IRC" means the Internal Revenue Code of 1986, as amended, and the
regulations thereunder.

         "Lender's Expenses" means all reasonable costs or expenses (including
reasonable attorneys' fees and expenses and reasonable expenses of other
advisors) incurred in connection with the preparation, negotiation,
administration, and enforcement of the Loan Documents; and Lender's reasonable
attorneys' fees and expenses incurred in amending, enforcing or defending the
Loan Documents, whether or not suit is brought.

         "Lien" means any mortgage, lien, deed of trust, charge, pledge,
security interest or other encumbrance.

         "Loan Documents" means, collectively, this Agreement, any note or notes
executed by Borrower, and any and all other agreements, documents and
instruments executed and delivered by or on behalf or in support of Borrower to
Lender or its authorized designee evidencing or otherwise relating to the
Advances and the Liens granted to Lender, as the same may from time to time be
amended, modified, supplemented or restated.

         "Material Adverse Effect" means a material adverse effect on (i) the
business operations or condition (financial or otherwise) of Borrower and its
Subsidiaries taken as a whole or (ii) the ability of Borrower to repay the
Obligations or otherwise perform its obligations under the Loan Documents.

         "Maturity Date" means the date which is one day prior to the date which
is twenty-four (24) months from the Closing Date.

         "Negotiable Collateral" means all of Borrower's present and future
letters of credit of which it is a beneficiary, notes, drafts, instruments,
securities, documents of title, and chattel paper, and Borrower's Books relating
to any of the foregoing.

         "Obligations" means all Credit Extensions, including, without
limitation, all debt, principal, interest, Lender's Expenses and other amounts
owed to Lender by Borrower pursuant to this Agreement or any other agreement,
whether absolute or contingent, due or to become due, now existing or hereafter
arising, including any interest that accrues after the commencement of an
Insolvency Proceeding and including any debt, liability, or obligation owing
from Borrower to others that Lender may have obtained by assignment or
otherwise.

         "Periodic Payments" means all installments or similar recurring
payments that Borrower may now or hereafter become obligated to pay to Lender
pursuant to the terms and provisions of any instrument, or agreement now or
hereafter in existence between or among Borrower or Lender.

         "Permitted Indebtedness" means:

                  (a) Indebtedness of Borrower in favor of Lender arising under
this Agreement or any other Loan Document;

                  (b) Indebtedness existing on the Closing Date and disclosed in
the Schedule;

                  (c) Subordinated Debt; and


                                       4.

<PAGE>   5



                  (d) Indebtedness to trade creditors incurred in the ordinary
course of business.

         "Permitted Investment" means:

                  (a) Investments existing on the Closing Date disclosed in the
Schedule;

                  (b) (i) marketable direct obligations issued or
unconditionally guaranteed by the United States of America or any agency or any
State thereof maturing within one (1) year from the date of acquisition thereof,
(ii) commercial paper maturing no more than one (1) year from the date of
creation thereof and currently having the highest rating obtainable from either
Standard & Poor's Corporation or Moody's Investors Service, Inc., and (iii)
certificates of deposit maturing no more than one (1) year from the date of
investment therein issued by Lender; and

                  (c) Investments made by Borrower, up to the aggregate amount
of $200,000.00, in Subsidiaries, or other entities.

         "Permitted Liens" means the following:

                  (a) Any Liens existing on the Closing Date and disclosed in
the Schedule or arising under this Agreement or the other Loan Documents;

                  (b) Liens for taxes, fees, assessments or other governmental
charges or levies, either not delinquent or being contested in good faith by
appropriate proceedings, provided the same have no priority over any of Lender's
security interests;

                  (c) Liens (i) upon or in any equipment acquired or held by
Borrower or any of its Subsidiaries to secure the purchase price of such
equipment or indebtedness incurred solely for the purpose of financing the
acquisition of such equipment, or (ii) existing on such equipment at the time of
its acquisition, provided that the Lien is confined solely to the property so
acquired and improvements thereon, and the proceeds of such equipment;

                  (d) Liens incurred in connection with the extension, renewal
or refinancing of the indebtedness secured by Liens of the type described in
clauses (a) through (c) above, provided that any extension, renewal or
replacement Lien shall be limited to the property encumbered by the existing
Lien and the principal amount of the indebtedness being extended, renewed or
refinanced does not increase.

         "Person" means any individual, sole proprietorship, partnership,
limited liability company, joint venture, trust, unincorporated organization,
association, corporation, institution, public benefit corporation, firm, joint
stock company, estate, entity or governmental agency.

         "Prime Rate" means the variable rate of interest, per annum, most
recently announced by Lender, as its "prime rate," whether or not such announced
rate is the lowest rate available from Lender.

         "Quick Assets" means, at any date as of which the amount thereof shall
be determined, which determination shall be in accordance with GAAP, the
consolidated cash, cash-equivalents, accounts receivable and the following
investments: (i) marketable direct obligations issued or unconditionally
guaranteed by the United States of America or any agency or any State thereof
maturing within one (1) year from the date of acquisition thereof, (ii)
commercial paper maturing no more than one (1) year from the date of creation
thereof and currently having the highest rating obtainable from either Standard
& Poor's Corporation or Moody's Investors Service, Inc., and (iii) certificates
of deposit maturing no more than one (1) year from the date of investment
therein issued by Lender.

         "Responsible Officer" means each of the Chief Executive Officer, the
Chief Financial Officer and the Controller of Borrower.

         "Revolving Advance" means an Advance made to Borrower pursuant to
Section 2.1 of this Agreement.


                                       5.

<PAGE>   6



         "Schedule" means the disclosure schedule prepared by Borrower attached
hereto.

         "Subordinated Debt" means any debt incurred by Borrower that is
subordinated to the debt owing by Borrower to Lender on terms approved by Lender
in writing.

         "Subsidiary" means any Person which is an entity in which (i) any
general partnership interest or (ii) more than 50% of the stock or other equity
interest of which by the terms thereof ordinary voting power to elect the Board
of Directors, managing members, managers or trustees of the entity shall, at the
time as of which any determination is being made, be owned by Borrower, either
directly or through an Affiliate.

         "Tangible Net Worth" means, as of any date of determination, the
consolidated total assets of Borrower and its Subsidiaries minus, without
duplication, (i) the sum of any amounts attributable to (a) goodwill, (b) other
intangible items such as unamortized debt discount and expense, patents, trade
and service marks and names, copyrights and capitalized research and development
expenses except prepaid expenses, and (c) all reserves not already deducted from
assets, and (ii) Total Liabilities.

         "Total Liabilities" means at any date as of which the amount thereof
shall be determined, all obligations that should, in accordance with GAAP, be
classified as liabilities on the consolidated balance sheet of Borrower,
including, in any event, all Indebtedness, but specifically excluding
Subordinated Debt.

         1.2      ACCOUNTING TERMS. All accounting terms not specifically
defined herein shall be construed in accordance with GAAP and all calculations
made hereunder shall be made in accordance with GAAP. When used herein, the term
"financial statements" shall include the notes and schedules thereto.

SECTION 2.        CREDIT FACILITY AND TERMS OF PAYMENT

         2.1      THE CREDIT FACILITY. Subject to and upon the terms and
conditions hereof, and in reliance upon the representations and warranties of
Borrower set forth herein, Lender agrees to make Advances to Borrower up to the
amount of the Committed Revolving Line from time to time until the close of
business on the Maturity Date, in such sums as Borrower may request, provided
that the aggregate principal amount of all Revolving Advances at any one time
outstanding shall not exceed the lesser of the Committed Revolving Line and the
Borrowing Base. For purposes of this Agreement, "Borrowing Base" shall mean an
amount equal to (i) seventy five percent (75%) of Eligible Accounts plus (ii)
eighty percent (80%) of Eligible Foreign Accounts, plus (iii) seventy percent
(70%) of Eligible Non-Insured Foreign Accounts. Subject to the terms and
conditions of this Agreement and in reliance upon the representations and
warranties set forth herein, amounts borrowed pursuant to this Section 2.1 may
be repaid and reborrowed at any time during the term of this Agreement.

         Borrower promises to pay to Lender, in lawful money of the United
States of America, the aggregate unpaid principal amount of all Revolving
Advances made by Lender to Borrower. Borrower shall also pay Lender's Expenses
and interest on the aggregate unpaid principal amount of such Advances at the
rates and in accordance with the terms hereof.

         The Committed Revolving Line shall terminate on the Maturity Date, at
which time all Advances under this Section 2.1 and other amounts due under this
Agreement (except as otherwise expressly specified herein) shall be immediately
due and payable.

         2.2      OVERADVANCES. If, at any time or for any reason, the amount of
Obligations owed by Borrower under the Committed Revolving Line exceeds the
lesser of (i) the Committed Revolving Line or (ii) the Borrowing Base, Borrower
shall immediately pay to Lender, in cash, the amount of such excess.

         2.3      INTEREST RATES, PAYMENTS, CALCULATIONS, BORROWING PROCEDURES.

                  2.3.1    INTEREST RATE. Except as set forth in Section 2.3.2,
any Credit Extension shall bear interest on the average Daily Balance at a rate
equal to (i) one and one quarter percentage point (1.25%) above the Prime Rate

                                       6.


<PAGE>   7

while the Borrower's Tangible Net Worth for the prior quarter was less than or
equal to $17,500,000.00, and (ii) three quarters of one percentage point (.75%)
above the Prime Rate while the Borrower's Tangible Net Worth for the prior
quarter was greater than $17,500,000.00 but less than or equal to
$25,000,000.00, and (iii) one quarter percentage point (.25%) above the Prime
Rate when the Borrower's Tangible Net Worth for the prior quarter exceeded
$25,000,000.00. Such interest shall be payable on the 5th of each month. Any
decreases in the interest rate as provided above shall be effective on the first
day of the month following the receipt by Lender of a Compliance Certificate
reporting the above information. Any increases in the interest rate as provided
above shall be effective, at the option of the Lender, as of the first day of
the quarter following the relevant change in Tangible Net Worth.

                  2.3.2    DEFAULT RATE. All Obligations shall bear interest,
from and after the occurrence of an Event of Default, at a rate equal to the
lesser of (i) five (5) percentage points above the interest rate applicable
immediately prior to the occurrence of the Event of Default, or (ii) the maximum
rate permitted by law.

                  2.3.3    PAYMENTS. Interest hereunder shall be due and payable
on the Payment Date of each month during the term hereof. Borrower hereby
authorizes Lender to debit any accounts with Lender, including, without
limitation, Account Number _____________________ for payments of principal and
interest due on the Obligations and any other amounts owing by Borrower to
Lender. Lender shall notify Borrower of all debits which Lender makes against
Borrower's accounts. Any such debits against Borrower's accounts in no way shall
be deemed a set-off. Any interest not paid when due shall be compounded by
becoming a part of the Obligations (to the extent permitted by law), and such
interest shall thereafter accrue interest at the rate then applicable hereunder.

                  2.3.4    COMPUTATION. In the event the Prime Rate is changed
from time to time hereafter, the applicable rate of interest hereunder shall be
increased or decreased effective as of 12:01 a.m. on the day the Prime Rate is
changed, by an amount equal to such change in the Prime Rate. All interest
chargeable under the Loan Documents shall be computed on the basis of a three
hundred sixty (360) day year for the actual number of days elapsed.

                  2.3.5    BORROWING PROCEDURES. Whenever Borrower desires an
Advance hereunder, Borrower shall notify Lender by facsimile transmission or
telephone no later than 11:00 a.m. California time, on the Business Day on which
an Advance is to be made. Each such notification shall be promptly confirmed by
a Payment/Advance Form in substantially the form of EXHIBIT B hereto. Lender
shall be entitled to rely on any telephonic notice given by an individual whom
Lender reasonably believes to be a Responsible Officer, and Borrower shall
indemnify and hold Lender harmless for any damages or loss suffered by Lender as
a result of such reliance. Lender will wire or credit, as appropriate, the
amount of Advances in United States Dollars made under Section 2.1 to a
Borrower's deposit account held by Lender, as specified by Borrower.

                           (a) Advances. Each Advance shall be in an amount not
less than Twenty Five Thousand Dollars ($25,000). The outstanding principal
balance of each Advance shall bear interest until principal is due (computed
daily on the basis of a 360 day year and actual days elapsed), at the rate per
annum set forth in Section 2.3.1. Borrower shall pay the entire outstanding
principal amount of each Advance on the Maturity Date.

                           (d) Prepayment of the Advances. Borrower may at any
time prepay any Advance in full or in part. Each prepayment shall be made upon
the irrevocable written or telephone notice of Borrower received by Lender not
later than 10:00 a.m. California time on the date of the prepayment. The notice
of prepayment shall specify the date of the prepayment, the amount of the
prepayment, and the Advance or Advances to be prepaid. 

         2.4      CREDITING PAYMENTS. Prior to the occurrence of an Event of 
Default, Lender shall credit a wire transfer of funds, check or other item of
payment paid by Borrower to Lender to such deposit account or Obligation as
Borrower specifies. After the occurrence of an Event of Default, the receipt by
Lender of any wire transfer of funds, check, or other item of payment shall be
immediately applied to conditionally reduce Obligations, but shall not be
considered a payment on account unless such payment is of immediately available
federal funds or unless and until such check or other item of payment is honored
when presented for payment. Notwithstanding anything to the contrary contained
herein, any wire transfer or payment received by Lender after 12:00 noon
California time shall be deemed to have been received by Lender as of the
opening of business on the immediately following Business Day. Whenever any
payment to Lender under the Loan Documents would otherwise be due (except by
reason of acceleration) on a date 


                                       7.


<PAGE>   8

which is not a Business Day, such payment shall instead be due on the next
Business Day, and additional fees or interest, as applicable, shall accrue and
be payable for the period of such extension.

         2.5      FEES. Borrower shall pay to Lender the following:

                  2.5.1    FACILITY FEE. A Facility Fee equal to Thirty Seven
Thousand Five Hundred Dollars ($37,500.00), which fee shall be due on the
Closing Date and shall be fully earned and non-refundable;

                  2.5.2    FINANCIAL EXAMINATION AND APPRAISAL FEES. Each
Lender's customary fees and out-of-pocket expenses for its audits of Borrower's
Accounts, and for each appraisal of Collateral and financial analysis and
examination of Borrower performed from time to time by Lender;

                  2.5.3    LENDER'S EXPENSES. Upon the date hereof, all Lender's
Expenses incurred through the date hereof, including reasonable attorneys' fees
and expenses.

         2.6      ADDITIONAL COSTS. In case any law, regulation, treaty or
official directive or the interpretation or application thereof by any court or
any governmental authority charged with the administration thereof or the
compliance with any guideline or request of any central bank or other
governmental authority (whether or not having the force of law):

                  2.6.1    subjects Lender to any tax with respect to payments
         of principal or interest or any other amounts payable hereunder by
         Borrower or otherwise with respect to the transactions contemplated
         hereby (except for taxes on the overall net income of Lender imposed by
         the United States of America or any political subdivision thereof);

                  2.6.2    imposes, modifies or deems applicable any deposit
         insurance, reserve, special deposit or similar requirement against
         assets held by, or deposits in or for the account of, or loans by
         Lender; or

                  2.6.3    imposes upon Lender any other condition with respect
         to its performance under this Agreement,

and the result of any of the foregoing is to increase the cost to Lender, reduce
the income receivable by Lender or impose any expense upon Lender with respect
to any loans Lender shall notify Borrower thereof. Borrower agrees to pay to
Lender the amount of such increase in cost, reduction in income or additional
expense as and when such cost, reduction or expense is incurred or determined,
upon presentation by Lender of a statement of the amount and setting forth
Lender's calculation thereof, all in reasonable detail, which statement shall be
deemed true and correct absent manifest error.

         2.7      TERM. Except as otherwise set forth herein, this Agreement
shall become effective on the Closing Date and, subject to Sections 12.2.4 and
12.7, shall continue in full force and effect for a term ending on the Maturity
Date. Notwithstanding the foregoing, Lender shall have the right to terminate
its obligation to make Advances under this Agreement immediately and without
notice upon the occurrence and during the continuance of an Event of Default.
Notwithstanding termination, Lender's Lien on the Collateral shall remain in
effect for so long as any Obligations are outstanding.

SECTION 3.        CONDITIONS OF LOANS

         3.1      CONDITIONS PRECEDENT TO INITIAL ADVANCE. The obligation of
Lender to make the initial Advance is subject to the condition precedent that
Lender shall have received, in form and substance satisfactory to Lender, the
following:

                  (a)      this Agreement;


                                       8.



<PAGE>   9

                  (b)      a certificate of the Secretary of Borrower with
respect to incumbency and resolutions authorizing the execution and delivery of
this Agreement;

                  (c)      certificates of the Secretary of State of Delaware
with respect to Borrower's standing (and foreign qualification);

                  (d)      an Intellectual Property Security Agreement;

                  (e)      an opinion of Borrower's counsel;

                  (f)      financing statements (Forms UCC-1) for Borrower;

                  (g)      insurance certificate;

                  (h)      payment of the fees and expenses (including, without
limitation, Lender's Expenses) then due specified in Section 2.5 hereof;

                  (i)      such other documents, and completion of such other
matters, as Lender may reasonably deem necessary or appropriate.

         3.2      CONDITIONS PRECEDENT TO ALL ADVANCES. The obligation of Lender
to make each Advance, including the initial Advance, is further subject to the
following conditions:

                  (a)      timely receipt by Lender of the Payment/Advance Form 
as provided in Section 2.1; and

                  (b)      the representations and warranties contained in
Section 5 shall be true and correct in all material respects on and as of the
date of such Payment/Advance Form and on the effective date of each Advance as
though made at and as of each such date, and no Event of Default shall have
occurred and be continuing, or would result from such Advance. The making of
each Advance shall be deemed to be a representation and warranty by Borrower on
the date of such Advance as to the accuracy of the facts referred to in this
Section 3.2(b).

SECTION 4.        CREATION OF SECURITY INTEREST

         4.1      GRANT OF SECURITY INTEREST. Borrower grants and pledges to
Lender, a continuing security interest in all presently existing and hereafter
acquired or arising Collateral in order to secure prompt repayment of any and
all Obligations and in order to secure prompt performance by Borrower of each of
its covenants and duties under the Loan Documents. Except as set forth in the
Schedule, such security interest constitutes a valid, first priority security
interest in the presently existing Collateral, and will constitute a valid,
first priority security interest in Collateral acquired after the date hereof,
with the exception of valid purchase money security interests securing Permitted
Indebtedness.

         4.2      DELIVERY OF ADDITIONAL DOCUMENTATION REQUIRED. At any time and
from time to time Borrower shall, and shall cause each of its Subsidiaries to,
execute and deliver all Negotiable Collateral, all financing statements and
other documents and take such further action as Lender may reasonably request,
in form satisfactory to Lender, to perfect and continue perfected Lender's
security interests in the Collateral and in order to fully consummate all of the
transactions contemplated under the Loan Documents.

         4.3      RIGHT TO INSPECT. Lender (through any of its officers,
employees, or agents) shall have the right, provided Credit Extensions are
outstanding hereunder, upon reasonable prior notice, from time to time during
Borrower's usual business hours, to inspect Borrower's Books and to make copies
thereof and to check, test, and after the occurrence of an Event of Default, to
appraise the Collateral in order to verify Borrower's financial condition or the
amount, condition of, or any other matter relating to, the Collateral.


                                       9.


<PAGE>   10

         4.4      SINGLE LOAN. All of the Obligations of Borrower to Lender
arising under or in connection with this Agreement, or any of the Loan
Documents, shall constitute one general obligation of Borrower and shall be
secured by all of the Collateral.

SECTION 5.        REPRESENTATIONS AND WARRANTIES

         Borrower represents and warrants as follows:

         5.1      DUE ORGANIZATION AND QUALIFICATION. Borrower is a corporation
duly existing and in good standing under the laws of its state of organization
and qualified and licensed to do business in, and is in good standing in, any
state in which the conduct of its business or its ownership of property requires
that it be so qualified.

         5.2      DUE AUTHORIZATION; NO CONFLICT. The execution, delivery, and
performance of the Loan Documents are within Borrower's powers, have been duly
authorized, and are not in conflict with nor constitute a breach of any
provision contained in Borrower's Articles of Incorporation or Bylaws (or
similar constituent documents), nor will they constitute an event of default
under any material agreement to which Borrower is a party or by which Borrower
is bound. Borrower is not in default under any agreement to which it is a party
or by which it is bound, which default could have a Material Adverse Effect.

         5.3      NO PRIOR ENCUMBRANCES. Borrower has good and indefeasible
title to the Collateral, free and clear of Liens, except for Permitted Liens.

         5.4      BONA FIDE ELIGIBLE ACCOUNTS. The Eligible Accounts are bona
fide existing obligations. Each Eligible Account has arisen from a bona fide
completed sale of goods or performance of services, which goods or services have
been delivered to, or performed for, and in either case accepted by, the account
debtor. Borrower has not received notice of an actual or imminent Insolvency
Proceeding of any account debtor for any Account which is included in any
Borrowing Base Certificate as an Eligible Account.

         5.5      NAME; LOCATION OF CHIEF EXECUTIVE OFFICE. Except as disclosed
in the Schedule, Borrower has not done business under any name other than that
specified on the signature page hereof. The chief executive office of Borrower
is located at the address indicated in Section 10 hereof.

         5.6      LITIGATION. Except as set forth in the Schedule, there are no
actions or proceedings pending by or against Borrower or any Subsidiary before
any court or administrative agency in which an adverse decision could have a
Material Adverse Effect or a material adverse effect on Borrower's interest or
Lender's security interests in the Collateral. Borrower does not have knowledge
of any such pending or threatened actions or proceedings.

         5.7      NO MATERIAL ADVERSE CHANGE IN FINANCIAL STATEMENTS. All
consolidated financial statements related to Borrower and any Subsidiary which
have been delivered by Borrower to Lender fairly present in all material
respects Borrower's consolidated financial condition as of the date thereof and
Borrower's consolidated results of operations for the period then ended. There
has not been a material adverse change in the consolidated financial condition
of Borrower since the date of the most recent of such financial statements
submitted to Lender.

         5.8      SOLVENCY. Borrower is solvent and able to pay its debts 
(including trade debts) as they mature.

         5.9      REGULATORY COMPLIANCE. Borrower and each Subsidiary has met
the minimum funding requirements of ERISA with respect to any employee benefit
plans subject to ERISA. No event has occurred resulting from Borrower's failure
to comply with ERISA that is reasonably likely to result in Borrower's incurring
any liability that could have a Material Adverse Effect. Borrower is not an
"investment company" or a company "controlled" by an "investment company" within
the meaning of the Investment Company Act of 1940. Borrower is not engaged
principally, or as one of the important activities, in the business of extending
credit for the purpose of purchasing or carrying margin stock (within the
meaning of Regulations G, T and U of the Board of Governors of the Federal
Reserve System). Borrower has complied with all the provisions of the Federal
Fair Labor Standards Act. Borrower has not violated any statutes, laws,
ordinances or rules applicable to it, violation of which could have a Material
Adverse Effect.


                                       10.




<PAGE>   11

         5.10     ENVIRONMENTAL CONDITION. None of Borrower's or any
Subsidiary's properties or assets has ever been used by Borrower or any
Subsidiary or, to the best of Borrower's knowledge, by previous owners or
operators, in the disposal of, or to produce, store, handle, treat, release, or
transport, any hazardous waste or hazardous substance other than in accordance
with applicable law; to the best of Borrower's knowledge, none of Borrower's
properties or assets has ever been designated or identified in any manner
pursuant to any environmental protection statute as a hazardous waste or
hazardous substance disposal site, or a candidate for closure pursuant to any
environmental protection statute; no lien arising under any environmental
protection statute has attached to any revenues or to any real or personal
property owned by Borrower or any Subsidiary; and neither Borrower nor any
Subsidiary has received a summons, citation, notice, or directive from the
Environmental Protection Agency or any other federal, state or other
governmental agency concerning any action or omission by Borrower or any
Subsidiary resulting in the releasing, or otherwise disposing of hazardous waste
or hazardous substances into the environment.

         5.11     TAXES. Borrower and each Subsidiary has filed or caused to be
filed all tax returns required to be filed, and has paid, or has made adequate
provision for the payment of, all taxes reflected therein.

         5.12     SUBSIDIARIES. Borrower does not own any stock, partnership
interest or other equity securities of any Person, except for Permitted
Investments.

         5.13     GOVERNMENT CONSENTS. Borrower and each Subsidiary has obtained
all consents, approvals and authorizations of, made all declarations or filings
with, and given all notices to, all governmental authorities which are necessary
for the continued operation of Borrower's business as currently conducted.

         5.14     FULL DISCLOSURE. No representation, warranty or other
statement made by Borrower in any certificate or written statement furnished to
Lender contains any untrue statement of a material fact or omits to state a
material fact necessary in order to make the statements contained in such
certificates or statements not misleading.

SECTION 6.        AFFIRMATIVE COVENANTS

         Borrower covenants and agrees that, until payment in full of all
outstanding Obligations, and for so long as Lender may have any commitment to
make an Advance hereunder, Borrower shall do all of the following:

         6.1      GOOD STANDING. Borrower shall maintain its and each of its
Subsidiaries' corporate existence and good standing in its jurisdiction of
incorporation or formation and maintain qualification in each jurisdiction in
which the failure to so qualify could have a Material Adverse Effect. Borrower
shall maintain, and shall cause each of its Subsidiaries to maintain, to the
extent consistent with prudent management of Borrower's business, in force all
licenses, approvals and agreements, the loss of which could have a Material
Adverse Effect.

         6.2      GOVERNMENT COMPLIANCE. Borrower shall meet, and shall cause
each Subsidiary to meet, the minimum funding requirements of ERISA with respect
to any employee benefit plans subject to ERISA. Borrower shall comply, and shall
cause each Subsidiary to comply, with all statutes, laws, ordinances and
government rules and regulations to which it is subject, noncompliance with
which could have a Material Adverse Effect or a material adverse effect on the
Collateral or the priority of Lender's Lien on the Collateral.

         6.3      FINANCIAL STATEMENTS, REPORTS, CERTIFICATES. Borrower shall
deliver to Lender: (a) as soon as available, but in any event within forty five
(45) days after the end of each quarter, a company-prepared consolidated balance
sheet and income statement covering Borrower's consolidated operations during
each such period, certified by an officer of Borrower reasonably acceptable to
Lender; (b) as soon as available, but in any event within ninety (90) days after
the end of Borrower's fiscal year, audited consolidated financial statements of
Borrower prepared in accordance with GAAP, consistently applied, together with
an unqualified opinion of an independent certified public accounting firm with
respect to such financial statements, reasonably acceptable to Lender; (c)
within five (5) days of filing, copies of all statements, reports and notices
sent or made available generally by Borrower to its security holders or to any
holders of Subordinated Debt and all reports on Forms 10-K, 10-Q or 8-K filed
with the Securities and Exchange Commission; (d) promptly upon receipt of notice
thereof, a report of any legal actions pending or threatened against Borrower or
any Subsidiary which could result in damages or costs to Borrower or such
Subsidiary of One 


                                       11.

<PAGE>   12




Hundred Thousand Dollars ($100,000) or more; and (e) such budgets, sales
projections, operating plans or other financial information as Lender may
reasonably request from time to time.

         Within twenty five (25) days after the last day of each month for which
amounts were advanced or Credit Extensions are outstanding, Borrower shall
deliver to Lender a Borrowing Base Certificate signed by a Responsible Officer
in substantially the form of EXHIBIT C hereto, together with aged listings of
accounts receivable.

         Borrower shall deliver to Lender with the quarterly financial
statements a Compliance Certificate signed by a Responsible Officer in
substantially the form of EXHIBIT D hereto, within forty-five days after the
last day of each quarter.

         Lender shall have a right from time to time hereafter to audit
Borrower's Accounts at Borrower's expense, provided that such audits will be
conducted no more often than every twelve (12) months unless an Event of Default
has occurred and is continuing.

         6.4      TAXES. Borrower shall make, and shall cause each Subsidiary to
make, due and timely payment or deposit of all material foreign, federal, state,
and local taxes, assessments, duties or contributions required of Borrower or
such Subsidiary by law, and will execute and deliver to Lender, on demand,
appropriate certificates attesting to the payment or deposit thereof; and
Borrower shall make, and shall cause each Subsidiary to make, timely payment or
deposit of all material tax payments and withholding taxes required of Borrower
or such Subsidiary by applicable laws, including, but not limited to, those laws
concerning F.I.C.A., F.U.T.A., state disability, and local, state, federal and
foreign income taxes, and will, upon request, furnish Lender with proof
satisfactory to Lender indicating that Borrower or such Subsidiary has made such
payments or deposits; provided that Borrower or such Subsidiary need not make
any payment if the amount or validity of such payment is contested in good faith
by appropriate proceedings and is reserved against by Borrower to the extent
required by GAAP.

         6.5      INSURANCE.

                  6.5.1    Borrower, at its expense, shall keep the Collateral
insured against loss or damage by fire, theft, explosion, sprinklers, and all
other hazards and risks, and in such amounts as are ordinarily insured against
by other owners in similar businesses conducted in the locations where
Borrower's business is conducted on the date hereof. Borrower shall also
maintain insurance relating to Borrower's ownership and use of the Collateral in
amounts and types as are customary to businesses similar to Borrower's.

                  6.5.2    All such policies of insurance shall be in such form,
with such companies, and in such amounts as reasonably satisfactory to Lender.
All such policies of property insurance shall provide that the proceeds of such
policies shall be payable solely to Lender, pursuant to a standard first
mortgage endorsement substantially equivalent to the Lender Loss Payable
Endorsement 438BFU, in form satisfactory to Lender and all liability insurance
policies shall name Lender, as additional insured, and shall specify that the
insurer must give at least twenty (20) days' notice to Lender before canceling
its policy for any reason. Borrower shall deliver to Lender certified copies of
such policies of insurance and evidence of the payments of all premiums
therefor. All proceeds payable under any such policy shall, at the option of
Lender, be payable to Lender to be applied on account of the Obligations.

         6.6      DEPOSITORY. Borrower shall maintain depository and operating
accounts with Lender.

         6.7      QUICK RATIO. Borrower shall maintain a ratio of Quick Assets
to Current Liabilities of at least (i) .75 to 1.0 as of the last day of quarters
ending March 31, 1998, and June 30, 1998, (ii) 1.0 to 1.0 as of the last day of
the quarter ending September 30, 1998, (iii) 1.25 to 1.0 as of the last day of
the quarter ending December 31, 1998, (iv) 1.5 to 1.0 as of the last day of the
quarter ending March 31, 1999, and as of the last day of each subsequent
quarter. All deferred maintenance revenues shall be excluded for purposes of
calculating the Quick Ratio.

         6.8      TANGIBLE NET WORTH. Borrower shall maintain, a Tangible Net
Worth of not less than (a) (i) Three Million Dollars ($3,000,000.00) as of the
last day of quarter ending March 31, 1998, (ii) Six Million Dollars
($6,000,000.00) as of the last day of the quarter ending June 30, 1998, (iii)
Nine Million Dollars ($9,000,000.00) as 


                                       12.

<PAGE>   13



of the last day of the quarter ending September 30, 1998, (iv) Fifteen Million
Dollars ($15,000,000.00) as of the last day of the quarter ending December 31,
1998, and as of the last day of each subsequent quarter, PLUS (b) seventy-five
percent (75.0%) of any capital received by Borrower after the Closing Date.

         6.9      PROFITABILITY. Borrower shall have a minimum net profit of (i)
One Million Dollars ($1,000,000.00) (excluding a one-time change for
merger-related expenses) for the first quarter of the Borrower's fiscal year
1998, (ii) Two Million Dollars ($2,000,000.00) for the second quarter of the
Borrower's fiscal year 1998, (iii) Two Million Dollars ($2,000,000.00)) for the
third quarter of the Borrower's fiscal year 1998, (iv) Three Million Five
Hundred Thousand Dollars ($3,500,000.00)) for the fourth quarter of the
Borrower's fiscal year 1998, and (v) Two Million Dollars ($2,000,000.00) for
each subsequent quarter.

         6.10     REGISTRATION OF INTELLECTUAL PROPERTY RIGHTS. Borrower shall
register or cause to be registered (to the extent not already registered) with
the United States Patent and Trademark Office or the United States Copyright
Office, as applicable, those intellectual property rights listed on EXHIBITS A,
B and C to the Intellectual Property Security Agreement delivered to Lender by
Borrower in connection with this Agreement within thirty (30) days of the date
of this Agreement. Borrower shall register or cause to be registered with the
United States Patent and Trademark Office or the United States Copyright Office,
as applicable, those additional intellectual property rights developed or
acquired by Borrower from time to time in connection with any product prior to
the sale or licensing of such product to any third party including, without
limitation, revisions or additions to the intellectual property rights listed on
such EXHIBITS A, B and C. Borrower shall execute and deliver such additional
instruments and documents from time to time as Lender shall reasonably request
to perfect Lender's security interests in such additional intellectual property
rights.

         6.11     FURTHER ASSURANCES. At any time and from time to time Borrower
shall execute and deliver such further instruments and take such further action
as may reasonably be requested by Lender to effect the purposes of this
Agreement.

SECTION 7.        NEGATIVE COVENANTS

         Borrower covenants and agrees that, so long as any credit hereunder
shall be available and until payment in full of the outstanding Obligations or
for so long as Lender may have any commitment to make any Advances, Borrower
will not do any of the following:

         7.1      DISPOSITIONS. Convey, sell, lease, transfer or otherwise
dispose of (collectively, a "Transfer"), or permit any of its Subsidiaries to
Transfer, all or any part of their respective businesses or properties, other
than: (i) Transfers of Inventory in the ordinary course of business; (ii)
Transfers of licenses or similar arrangements for the use of the property of
Borrower or its Subsidiaries; or (iii) Transfers of worn-out or obsolete
Equipment.

         7.2      CHANGE IN BUSINESS. Engage in any business, or permit any of
its Subsidiaries to engage in, any business, other than (i) the businesses
currently engaged in by Borrower or its Subsidiaries and (ii) any business
substantially similar or related thereto (or incidental thereto), or suffer a
material change in Borrower's management or directors. Borrower shall not,
without thirty (30) days prior written notification to Lender, relocate its
chief executive office or change its name.

         7.3      MERGERS OR ACQUISITIONS. Merge or consolidate, or permit any
of its Subsidiaries to merge or consolidate, with or into any other business
organization, or acquire, or permit any of its Subsidiaries to acquire, all or
substantially all of the capital stock or property of another Person, UNLESS:
(i) there is no Event of Default hereunder, and (ii) that such merger,
consolidation or acquisition will not result, on a prospective basis, in the
breach of any of the covenants, terms and conditions hereunder, and (iii) that
such merger, consolidation or acquisition is in the same or similar line of
business as the Borrower, and (iv) the purchase price for each transaction will
be a maximum amount of $5,000,000.00 for each transaction, or $20,000,000.00 in
the aggregate for all such transactions, and (v) the Borrower is the surviving
legal entity, and (vi) the Borrower does not assume any indebtedness (either
direct or contingent) in connection with such transaction.


                                       13.

<PAGE>   14



         7.4      INDEBTEDNESS. Create, incur, assume or be or remain liable
with respect to any Indebtedness, or permit any Subsidiary so to do, other than
Permitted Indebtedness.

         7.5      ENCUMBRANCES. Create, incur, assume or suffer to exist any
Lien with respect to any of its property, or assign or otherwise convey any
right to receive income, including the sale of any Accounts, or permit any of
its Subsidiaries so to do, except for Permitted Liens.

         7.6      DISTRIBUTIONS. Pay any dividends or make any other
distribution or payment on account of or in redemption, retirement or purchase
of any capital stock.

         7.7      INVESTMENTS. Directly or indirectly acquire or own, or make
any Investment in or to any Person, or permit any of its Subsidiaries so to do,
other than Permitted Investments.

         7.8      TRANSACTIONS WITH AFFILIATES. Directly or indirectly enter
into or permit to exist any material transaction with any Affiliate of Borrower
except for transactions that are in the ordinary course of Borrower's business,
upon fair and reasonable terms that are no less favorable to Borrower than would
be obtained in an arm's length transaction with a nonaffiliated Person.

         7.9      SUBORDINATED DEBT. Make any payment in respect of any
Subordinated Debt, or permit any of its Subsidiaries to make any such payment,
except in compliance with the terms of such Subordinated Debt, or amend any
provision contained in any documentation relating to the Subordinated Debt
without Lender's prior written consent.

         7.10     COMPLIANCE. Become an "investment company" or a Person
controlled by an "investment company," within the meaning of the Investment
Company Act of 1940, or become principally engaged in, or undertake as one of
its important activities, the business of extending credit for the purpose of
purchasing or carrying margin stock, or use the proceeds of any Credit Extension
for such purpose or fail to meet the minimum funding requirements of ERISA, or
permit a Reportable Event or Prohibited Transaction, as defined in ERISA, to
occur, or fail to comply with the Federal Fair Labor Standards Act or violate
any law or regulation, which violation could have a Material Adverse Effect or a
material adverse effect on the Collateral or the priority of Lender's Lien on
the Collateral, or permit any of its Subsidiaries to do any of the foregoing.

SECTION 8.        EVENTS OF DEFAULT

         Any one or more of the following events shall constitute an event of
default by Borrower under this Agreement (an "Event of Default"):

         8.1      PAYMENT DEFAULT. If Borrower fails to pay, when due, any of
the Obligations.

         8.2      COVENANT DEFAULT.

                  8.2.1    If Borrower fails to perform any obligation under
Sections 6.7, 6.8, 6.9, 6.10, 6.11, or violates any of the covenants contained
in Article 7 of this Agreement, or

                  8.2.2    If Borrower fails or neglects to perform, keep, or
observe any other material term, provision, condition or covenant contained in
this Agreement or in any of the other Loan Documents, and as to any default of
such other term, provision, condition or covenant which can be cured, has failed
to cure such default within thirty (30) days after Borrower receives notice
thereof or any officer of Borrower becomes aware thereof; provided, however,
that if such default cannot by its nature be cured within the thirty (30) day
period or cannot, after diligent attempts by Borrower, be cured within such
thirty (30) day period, and such default is likely to be cured within a
reasonable time, then Borrower shall have an additional reasonable period (which
shall not in any case exceed thirty (30) days) to attempt to cure such default,
and within such reasonable time period the failure to have cured such default
shall not be deemed an Event of Default (provided that no Advance will be
required to be made during such cure period);


                                       14.

<PAGE>   15


         8.3      MATERIAL ADVERSE CHANGE. If there occurs a material adverse
change in Borrower's business or financial condition, or if there is a material
impairment of the prospect of repayment of any portion of the Obligations or a
material impairment of the value or priority of Lender's security interests in
the Collateral;

         8.4      ATTACHMENT. If any material portion of Borrower's assets is
attached, seized, subjected to a writ or distress warrant, or is levied upon, or
comes into the possession of any trustee, receiver or person acting in a similar
capacity and such attachment, seizure, writ or distress warrant or levy has not
been removed, discharged or rescinded within thirty (30) days, or if Borrower is
enjoined, restrained, or in any way prevented by court order from continuing to
conduct all or any material part of its business affairs, or if a judgment or
other claim becomes a lien or encumbrance upon any material portion of
Borrower's assets, or if a notice of lien, levy, or assessment is filed of
record with respect to any of Borrower's assets by the United States Government,
or any department, agency, or instrumentality thereof, or by any state, county,
municipal, or governmental agency, and the same is not paid within thirty (30)
days after Borrower receives notice thereof, provided that none of the foregoing
shall constitute an Event of Default where such action or event is stayed or an
adequate bond has been posted pending a good faith contest by Borrower (provided
that no Advances will be required to be made during such cure period);

         8.5      INSOLVENCY. If Borrower becomes insolvent, or if an Insolvency
Proceeding is commenced by Borrower, or if an Insolvency Proceeding is commenced
against Borrower and is not dismissed or stayed within thirty (30) days
(provided that no Advances will be made prior to the dismissal of such
Insolvency Proceeding);

         8.6      OTHER AGREEMENTS. If there is a default in any agreement to
which Borrower is a party with a third party or parties resulting in a right by
such third party or parties, whether or not exercised, to accelerate the
maturity of any Indebtedness in an amount in excess of One Hundred Thousand
Dollars ($100,000) or which could have a Material Adverse Effect;

         8.7      SUBORDINATED DEBT. If Borrower makes any payment on account of
Subordinated Debt, except to the extent such payment is allowed under any
subordination agreement entered into with Lender;

         8.8      JUDGMENTS. If a judgment or judgments for the payment of money
in an amount, individually or in the aggregate, of at least Two Hundred Fifty
Thousand Dollars ($250,000) shall be rendered against Borrower and shall remain
unsatisfied and unstayed for a period of thirty (30) days (provided that no
Advances will be made prior to the satisfaction or stay of such judgment); or

         8.9      MISREPRESENTATIONS. If any material misrepresentation or
material misstatement exists now or hereafter in any warranty or representation
set forth herein or in any certificate delivered to Lender by any Responsible
Officer pursuant to this Agreement or to induce Lender to enter into this
Agreement or any other Loan Document.

SECTION 9.        LENDER'S RIGHTS AND REMEDIES

         9.1      RIGHTS AND REMEDIES. Upon the occurrence and during the
continuance of a Default or Event of Default, Lender shall NOT have any further
obligation to advance money or extend other credit to or for the benefit of
Borrower under this Agreement or under any other agreement between Borrower or
Lender. In addition, upon the occurrence and during the continuance of an Event
of Default, Lender may, without notice of its election and without demand, do
any one or more of the following, all of which are authorized by Borrower:

                  9.1.1    Declare all Obligations, whether evidenced by this
Agreement, by any of the other Loan Documents, immediately due and payable
(provided that upon the occurrence of an Event of Default described in SECTION
8.5 all Obligations shall become immediately due and payable without any action
by Lender);

                  9.1.2    Settle or adjust disputes and claims directly with
account debtors for amounts, upon terms and in whatever order Lender reasonably
considers advisable;

                  9.1.3    Without notice to or demand upon Borrower, make such
payments and do such acts as Lender considers necessary or reasonable to protect
Lender's security interest in the Collateral. Borrower agrees to 


                                       15.

<PAGE>   16


assemble the Collateral if Lender so requires, and to make the Collateral
available to Lender in such a manner as Lender may designate. Borrower
authorizes Lender to enter the premises where the Collateral is located, to take
and maintain possession of the Collateral, or any part of it, and to pay,
purchase, contest, or compromise any encumbrance, charge, or Lien which in
Lender's determination appears to be prior or superior to its security interest
and to pay all expenses incurred in connection therewith. With respect to any
premises owned by Borrower, Borrower hereby grants to Lender a license to enter
into possession of such premises and to occupy the same, without charge, for up
to one hundred twenty (120) days in order to exercise any of Lender's rights or
remedies provided herein, at law, in equity, or otherwise;

                  9.1.4    Ship, reclaim, recover, store, finish, maintain,
repair, prepare for sale, advertise for sale, and sell (in the manner provided
for herein) the Collateral. Lender is hereby granted a license or other right,
solely pursuant to the provisions of this SECTION 9.1, to use, without charge,
Borrower's labels, patents, copyrights, rights of use of any name, trade
secrets, trade names, trademarks, service marks, and advertising matter, or any
property of a similar nature, as it pertains to the Collateral, in completing
production of, advertising for sale, and selling any Collateral and, in
connection with Lender's exercise of its rights under this SECTION 9.1,
Borrower's rights under all licenses and all franchise agreements shall inure to
Lender's benefit;

                  9.1.5    Sell the Collateral at either a public or private
sale, or both, by way of one or more contracts or transactions, for cash or on
terms, in such manner and at such places (including Borrower's premises) as
Lender determines to be commercially reasonable;

                  9.1.6    Lender may credit bid and purchase at any public 
sale; and

         9.1.7    Any deficiency that exists after disposition of the Collateral
as provided above will be paid immediately by Borrower.

         9.2      POWER OF ATTORNEY. Effective only upon the occurrence and
during the continuance of an Event of Default, Borrower hereby irrevocably
appoints Lender, (and any of Lender's designated officers, or employees) as
Borrower's true and lawful attorney to: (a) send requests for verification of
Accounts or notify account debtors of Lender's security interest in the
Accounts; (b) endorse Borrower's name on any checks or other forms of payment or
security that may come into Lender's possession; (c) sign Borrower's name on any
invoice or bill of lading relating to any Account, drafts against account
debtors, schedules and assignments of Accounts, verifications of Accounts, and
notices to account debtors; (d) make, settle, and adjust all claims under and
decisions with respect to Borrower's policies of insurance; and (e) settle and
adjust disputes and claims respecting the accounts directly with account
debtors, for amounts and upon terms which Lender determines to be reasonable;
provided Lender may exercise such power of attorney to sign the name of Borrower
on any of the documents described in SECTION 4.2 regardless of whether an Event
of Default has occurred. The appointment of Lender as Borrower's attorney in
fact, and each and every one of Lender's rights and powers, being coupled with
an interest, is irrevocable until all of the Obligations have been fully repaid
and performed and Lender's obligation to provide Advances hereunder is
terminated.

         9.3      SETOFF.

                  9.3.1    Regardless of the adequacy of any collateral or other
means of obtaining repayment of the Obligations, any deposits, balances or other
sums credited by or due from the head office of Lender or any of its branch
offices to Borrower may, at any time and from time to time after the occurrence
and during the continuance of an Event of Default hereunder, without notice to
Borrower or compliance with any other condition precedent now or hereafter
imposed by statute, rule of law, or otherwise (all of which are hereby expressly
waived) be set off, appropriated, and applied by Lender against any and all
obligations of Borrower to Lender or any of its Affiliates in such manner as the
head offices of Lender or any of its branch offices in its sole discretion may
determine, and Borrower hereby grants Lender a continuing security interest in
such deposits, balances or other sums for the payment and performance of all
such obligations.

         9.4      ACCOUNTS COLLECTION. At any time from the date of this
Agreement, Lender may notify any Person owing funds to Borrower of Lender's
security interest in such funds and verify the amount of such Account. After the
occurrence of an Event of Default, Borrower shall collect all amounts owing to
Borrower on behalf of Lender, receive 



                                       16.

<PAGE>   17




in trust all payments as Lender's trustee, and immediately deliver such payments
to Lender, in their original form as received from the account debtor, with
proper endorsements for deposit.

         9.5      LENDER'S EXPENSES. If Borrower fails to pay any amounts or
furnish any required proof of payment due to third persons or entities, as
required under the terms of this Agreement, then Lender may do any or all of the
following: (a) make payment of the same or any part thereof; (b) set up such
reserves under the Committed Revolving Line as Lender deems necessary to protect
Lender from the exposure created by such failure; or (c) obtain and maintain
insurance policies of the type discussed in Section 6.5 of this Agreement, and
take any action with respect to such policies as Lender deems prudent. Any
amounts so paid or deposited by Lender shall constitute Lender's Expenses, shall
be immediately due and payable, and shall bear interest at the then applicable
rate hereinabove provided, and shall be secured by the Collateral. Any payments
made by Lender shall not constitute an agreement by Lender to make similar
payments in the future or a waiver by Lender of any Event of Default under this
Agreement.

         9.6      LENDER'S LIABILITY FOR COLLATERAL. So long as Lender complies
with reasonable banking practices, Lender shall NOT in any way or manner be
liable or responsible for: (a) the safekeeping of the Collateral; (b) any loss
or damage thereto occurring or arising in any manner or fashion from any cause;
(c) any diminution in the value thereof; or (d) any act or default of any
carrier, warehouseman, bailee, forwarding agency, or other Person whomsoever.
All risk of loss, damage or destruction of the Collateral shall be borne by
Borrower.

         9.7      REMEDIES CUMULATIVE. Lender's rights and remedies under this
Agreement, the Loan Documents, and all other agreements shall be cumulative.
Lender shall have all other rights and remedies not inconsistent herewith as
provided under the Code, at law, or in equity. No exercise by Lender of one
right or remedy shall be deemed an election, and no waiver by Lender of any
Event of Default on Borrower's part shall be deemed a continuing waiver. No
delay by Lender shall constitute a waiver, election, or acquiescence by it. No
waiver by Lender shall be effective unless made in a written document signed by
Lender and then shall be effective only in the specific instance and for the
specific purpose for which it was given.

         9.8      DEMAND; PROTEST. Borrower waives demand, protest, notice of
protest, notice of default or dishonor, notice of payment and nonpayment, notice
of any default, nonpayment at maturity, release, compromise, settlement,
extension, or renewal of accounts, documents, instruments, chattel paper, and
guaranties at any time held by Lender on which Borrower may in any way be
liable.

SECTION 10.       NOTICES

         Unless otherwise provided in this Agreement, all notices or demands by
any party relating to this Agreement or any other agreement entered into in
connection herewith shall be in writing and (except for financial statements and
other informational documents which may be sent by first-class mail, postage
prepaid) shall be personally delivered or sent by a recognized overnight
delivery service, certified mail, postage prepaid, return receipt requested, or
by telecopy to Borrower or to Lender, as the case may be, at its addresses set
forth below:

         If to Borrower:            ARDENT Software, Inc.
                                    50 Washington Street
                                    Westborough, MA 01581
                                    Attn: Chief Financial Officer
                                    Fax:(508) 389-8767

         If to Lender:              SILICON VALLEY BANK
                                    3003 Tasman Drive
                                    Santa Clara, CA 95054
                                    Attn: Mr. Andrew H. Tsao, Vice President
                                    Fax: 408/496-2419


                                       17.

<PAGE>   18


         With a copy to:            Riemer & Braunstein
                                    Three Center Plaza
                                    Boston, MA 02108
                                    Attn: David A. Ephraim, Esquire
                                    Fax: 617/723-6831

         If to Lender, at its address specified on the signature pages hereto,
or at any other address specified by Lender.

         The parties hereto may change the address at which they are to receive
notices hereunder, by notice in writing in the foregoing manner given to the
other.

SECTION 11.       CHOICE OF LAW AND VENUE; JURY TRIAL WAIVER

         The laws of the Commonwealth of Massachusetts shall apply to this
Agreement. BORROWER ACCEPTS FOR ITSELF AND IN CONNECTION WITH ITS PROPERTIES,
UNCONDITIONALLY, THE NON-EXCLUSIVE JURISDICTION OF ANY STATE OR FEDERAL COURT OF
COMPETENT JURISDICTION IN THE COMMONWEALTH OF MASSACHUSETTS IN ANY ACTION, SUIT,
OR PROCEEDING OF ANY KIND, AGAINST IT WHICH ARISES OUT OF OR BY REASON OF THIS
AGREEMENT; PROVIDED, HOWEVER, THAT IF FOR ANY REASON LENDER CANNOT AVAIL ITSELF
OF THE COURTS OF THE COMMONWEALTH OF MASSACHUSETTS, BORROWER ACCEPTS
JURISDICTION OF THE COURTS AND VENUE IN SANTA CLARA COUNTY, CALIFORNIA.

         BORROWER AND LENDER EACH HEREBY WAIVE THEIR RESPECTIVE RIGHTS TO A JURY
TRIAL OF ANY CLAIM OR CAUSE OF ACTION BASED UPON OR ARISING OUT OF ANY OF THE
LOAN DOCUMENTS OR ANY OF THE TRANSACTIONS CONTEMPLATED THEREIN, INCLUDING
CONTRACT CLAIMS, TORT CLAIMS, BREACH OF DUTY CLAIMS, AND ALL OTHER COMMON LAW OR
STATUTORY CLAIMS. EACH PARTY RECOGNIZES AND AGREES THAT THE FOREGOING WAIVER
CONSTITUTES A MATERIAL INDUCEMENT FOR IT TO ENTER INTO THIS AGREEMENT. EACH
PARTY REPRESENTS AND WARRANTS THAT IT HAS REVIEWED THIS WAIVER WITH ITS LEGAL
COUNSEL AND THAT IT KNOWINGLY AND VOLUNTARILY WAIVES ITS JURY TRIAL RIGHTS
FOLLOWING CONSULTATION WITH LEGAL COUNSEL.

SECTION 12.       GENERAL PROVISIONS

         12.1     SUCCESSORS AND ASSIGNS. This Agreement shall bind and inure to
the benefit of the respective successors and permitted assigns of each of the
parties; provided, however, that neither this Agreement nor any rights hereunder
may be assigned by Borrower without Lender's prior written consent, which
consent may be granted or withheld in Lender's sole discretion. Lender shall
have the right without the consent of or notice to Borrower to sell, transfer,
negotiate, or grant participation in all or any part of, or any interest in,
Lender's obligations, rights and benefits hereunder.

         12.2     EXPENSES; TAXES; INDEMNIFICATION; SURVIVAL.

                  12.2.1   EXPENSES. Borrower shall pay on demand all expenses
of Lender in connection with the preparation, waiver or amendment of this
Agreement, the Loan Documents or other documents executed in connection
therewith, or the administration, default or collection of the Advances or other
Obligations or administration, default, collection in connection with Lender's
exercise, preservation or enforcement of any of its rights, remedies or options
thereunder, including, without limitation, fees of outside legal counsel or the
allocated costs of in-house legal counsel, accounting, consulting, brokerage or
other similar professional fees or expenses, and any fees or expenses associated
with any travel or other costs relating to any appraisals or examinations
conducted in connection with the Obligations or any collateral therefor, and the
amount of all such expenses shall, until paid, bear interest at the rate
applicable to principal hereunder (including any default rate).


                                       18.

<PAGE>   19

                  12.2.2   TAXES, ETC. Borrower agrees to pay all governmental
taxes, assessments and other charges (except income, gross receipts, ad valorem,
intangibles, franchise or other similar taxes imposed on Lender), including any
interest or penalties thereon, at any time payable or ruled to be payable in
respect of the existence, execution or delivery of the Loan Documents or the
issuance of the notes hereunder by reason of any existing or hereafter enacted
federal, state, local or foreign statute, and to indemnify and hold Lender and
its successors and assigns harmless against liability in connection with any
such taxes, assessments or other charges.

                  12.2.3   GENERAL INDEMNITY. Borrower shall pay, indemnify, and
hold Lender, and each of its officers, directors, employees, counsel, agents and
attorneys-in-fact (each, an "Indemnified Person") harmless from and against any
and all liabilities, obligations, losses, damages, penalties, actions,
judgments, suits, costs, charges, expenses or disbursements (including
reasonable attorneys' fees and costs) of any kind or nature whatsoever with
respect to the execution, delivery, enforcement, performance and administration
of this Agreement and any other Loan Documents, or the transactions contemplated
hereby and thereby, and with respect to any investigation, litigation or
proceeding (including any proceeding in bankruptcy or appellate proceeding)
related to this Agreement or the Advances or the use of the proceeds thereof,
whether or not any Indemnified Person is a party thereto (all the foregoing,
collectively, the "Indemnified Liabilities"); provided that Borrower shall have
no obligation hereunder to any Indemnified Person with respect to Indemnified
Liabilities arising from the gross negligence or willful misconduct of such
Indemnified Person.

                  12.2.4   SURVIVAL; DEFENSE. The obligations in SECTIONS 12.2.2
and 12.2.3 shall survive payment of all other Obligations. At the election of
any Indemnified Person, Borrower shall defend such Indemnified Person using
legal counsel satisfactory to such Indemnified Person in such person's sole
discretion, at the sole cost and expense of Borrower. All amounts owing under
SECTION 12.2 shall be paid within thirty (30) days after demand.

         12.3     TIME OF ESSENCE. Time is of the essence for the performance of
all obligations set forth in this Agreement.

         12.4     SEVERABILITY OF PROVISIONS. Each provision of this Agreement
shall be severable from every other provision of this Agreement for the purpose
of determining the legal enforceability of any specific provision.

         12.5     AMENDMENTS; INTEGRATION. No amendment or waiver of any
provision of this Agreement or any other Loan Document, and no consent with
respect to any departure by Borrower therefrom, shall be effective unless the
same shall be in writing and signed by Lender and Borrower and then such waiver
shall be effective only in the specific instance and for the specific purpose
for which given.

         As between Borrower, on the one hand, and Lender on the other hand, all
prior agreements, understandings, representations, warranties, and negotiations
between the parties hereto with respect to the subject matter of this Agreement,
if any, are merged into this Agreement and the Loan Documents.

         12.6     COUNTERPARTS. This Agreement may be executed in any number of
counterparts and by different parties on separate counterparts, each of which,
when executed and delivered, shall be deemed to be an original, and all of
which, when taken together, shall constitute but one and the same Agreement.

         12.7     SURVIVAL; RELEASE OF SECURITY INTEREST. All covenants,
representations and warranties made in this Agreement shall continue in full
force and effect so long as any Obligations remain outstanding. Upon the
indefeasible payment or other complete satisfaction of the Obligations and
provided that Lender shall then have no commitment to make any Advances or to
make any other loans to Borrower, Lender shall release all security interests
granted hereunder and redeliver all Collateral held by it in accordance with
applicable law.

         12.8     CONFIDENTIALITY. In handling any confidential information
Lender shall exercise the same degree of care that it exercises with respect to
its own proprietary information of the same types to maintain the
confidentiality of any non-public information thereby received or received
pursuant to this Agreement except that disclosure of such information may be
made (i) to the subsidiaries or Affiliates of Lender in connection with its
present or prospective business relations with Borrower, (ii) to prospective
transferees or purchasers of any interest in the Loans, provided that they have
entered into a comparable confidentiality agreement in favor of Borrower and
have delivered a copy to 


                                       19.

<PAGE>   20


Borrower, (iii) as required by law, regulations, rule or order, subpoena,
judicial order or similar order and (iv) as may be required in connection with
the examination, audit or similar investigation of Lender. Confidential
information hereunder shall not include information that either: (a) is in the
public domain or in the knowledge or possession of Lender when disclosed to
Lender, or becomes part of the public domain after disclosure to Lender through
no fault of Lender; or (b) is disclosed to Lender by a third party, provided
Lender does not have actual knowledge that such third party is prohibited from
disclosing such information.

         IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be
executed as of the date first above written.


BORROWER:

ARDENT SOFTWARE, INC.

By: /s/ Charles F. Kane
    ---------------------------------

Title: VP Finance and CFO
       ------------------------------



LENDER:

SILICON VALLEY BANK

By: /s/ Michelle Giannini
    ---------------------------------

Title:  Assistant Vice President                                     
       ------------------------------


SILICON VALLEY BANK D/B/A
SILICON VALLEY EAST

BY: /s/ Andrew H. Tsao  
    ---------------------------------

Title: Vice President   
       ------------------------------





                                       20.

<PAGE>   21




                                    SCHEDULES
                                       TO
                              ARDENT SOFTWARE, INC.
                           LOAN AND SECURITY AGREEMENT

                                   DISCLOSURES












<PAGE>   22



                                    EXHIBIT A


         The Collateral shall consist of all right, title and interest of
Borrower in and to the following:

         (a) All goods and equipment now owned or hereafter acquired, including,
without limitation, all machinery, fixtures, vehicles (including motor vehicles
and trailers), and any interest in any of the foregoing, and all attachments,
accessories, accessions, replacements, substitutions, additions, and
improvements to any of the foregoing, wherever located;

         (b) All inventory, now owned or hereafter acquired, including, without
limitation, all merchandise, raw materials, parts, supplies, packing and
shipping materials, work in process and finished products including such
inventory as is temporarily out of Borrower's custody or possession or in
transit and including any returns upon any accounts or other proceeds, including
insurance proceeds, resulting from the sale or disposition of any of the
foregoing and any documents of title representing any of the above, and
Borrower's Books relating to any of the foregoing;

         (c) All contract rights and general intangibles now owned or hereafter
acquired, including, without limitation, goodwill, trademarks, servicemarks,
trade styles, trade names, patents, patent applications, leases, license
agreements, franchise agreements, blueprints, drawings, purchase orders,
customer lists, route lists, infringements, claims, computer programs, computer
discs, computer tapes, literature, reports, catalogs, design rights, income tax
refunds, payments of insurance and rights to payment of any kind;

         (d) All now existing and hereafter arising accounts, contract rights,
royalties, license rights and all other forms of obligations owing to Borrower
arising out of the sale or lease of goods, the licensing of technology or the
rendering of services by Borrower, whether or not earned by performance, and any
and all credit insurance, guaranties, and other security therefor, as well as
all merchandise returned to or reclaimed by Borrower and Borrower's Books
relating to any of the foregoing;

         (e) All documents, cash, deposit accounts, securities, letters of
credit, certificates of deposit, investment property, instruments and chattel
paper now owned or hereafter acquired and Borrower's Books relating to the
foregoing;

         (f) All copyright rights, copyright applications, copyright
registrations and like protections in each work of authorship and derivative
work thereof, whether published or unpublished, now owned or hereafter acquired;
all trade secret rights, including all rights to unpatented inventions,
know-how, operating manuals, license rights and agreements and confidential
information, now owned or hereafter acquired; all mask work or similar rights
available for the protection of semiconductor chips, now owned or hereafter
acquired; all claims for damages by way of any past, present and future
infringement of any of the foregoing;

         (g) All Investment Property; and

         (h) Any and all claims, rights and interests in any of the above and
all substitutions for, additions and accessions to and proceeds thereof.




<PAGE>   23



                                    EXHIBIT B

                   LOAN PAYMENT/ADVANCE TELEPHONE REQUEST FORM
                              DEADLINE FOR SAME DAY

- --------------------------------------------------------------------------------

FROM:    ARDENT SOFTWARE, INC.
      ----------------------------------------------------------------
            CLIENT NAME (BORROWER)

REQUESTED BY:
              --------------------------------------------------------
              AUTHORIZED SIGNER'S NAME

AUTHORIZED SIGNATURE: ________________________________________________

PHONE NUMBER: ________________________________________________________

FROM ACCOUNT #___________________            TO ACCOUNT #__________________


Date to be made
REQUESTED TRANSACTION TYPE                   REQUESTED DOLLAR AMOUNT
- --------------------------                   -----------------------

PRINCIPAL INCREASE (ADVANCE)                       $
PRINCIPAL PAYMENT (ONLY)                           $
INTEREST PAYMENT (ONLY)                            $
PRINCIPAL AND INTEREST (PAYMENT)                   $
CONVERSION/CONTINUATION (SPECIFY)                  $

Date to be made

OTHER INSTRUCTIONS:
         (Specify Prime/LIBOR (and Interest Period)/CD/Fixed Rate) 
         ((if requesting Optional Currency Advance, specify currency)
- --------------------------------------------------------------------------------

PROCESSING IS 11:00 A.M., CALIFORNIA TIME

TO: CENTRAL CLIENT SERVICE DIVISION                   DATE:
FAX#: (408) 432-3249                                  TIME:


- --------------------------------------------------------------------------------

                                  BANK USE ONLY
TELEPHONE REQUEST:

The following person is authorized to request the loan payment transfer/loan
advance on the advance designated account and is known to me.


_______________________________________               Phone #___________________
         Authorized Requester


_______________________________________               Phone #___________________
          Received By (Bank)


                           ----------------------------------------
                           Authorized Signature (Bank)
- --------------------------------------------------------------------------------





<PAGE>   24



                                    EXHIBIT C

                           BORROWING BASE CERTIFICATE



Borrower:         ARDENT SOFTWARE, INC.
Lender:           SILICON VALLEY BANK


Commitment Amount:                  $12,500,000.00
- --------------------------------------------------------------------------------


ACCOUNTS RECEIVABLE
    1.   Eligible Accounts book value as of __________            $
    2.   Eligible Foreign Accounts book value as of __________    $
    3.   Eligible Non-Insured Foreign Accounts book value as 
         of _________                                             $
    4.   Additions (please explain on reverse)                    $
    5.   TOTAL ACCOUNTS RECEIVABLE                                $

ACCOUNTS RECEIVABLE DEDUCTIONS (without duplication)
    6.   Amounts over 90 days due                                 $
    7.   Balance of 50% over 90 day accounts                      $
    8.   Concentration Limits                                     $
    9.   Ineligible Foreign Accounts                              $
    10.  Governmental Accounts                                    $
    11.  Contra Accounts                                          $
    12.  Promotion or Demo Accounts                               $
    13.  Intercompany/Employee Accounts                           $
    14.  Other (please explain on reverse)                        $
    15.  TOTAL ACCOUNTS RECEIVABLE DEDUCTIONS                     $
    16.  Eligible Accounts (#5 minus #15)                         $
    17.  LOAN VALUE OF ACCOUNTS
         a.   (70% of #3)                                         $
         b.   (80% of #16)                                        $
         c.   (80% of #2)                                         $

BALANCES
    18.  Maximum Loan Amount                                      $
    19.  Total Funds Available [Lesser of #18 or #17]             $12,500.000.00
    20.  Present balance owing on Line of Credit                  $
    21.  RESERVE POSITION (#19 minus #20)                         $

The undersigned represents and warrants that the foregoing is true, complete and
correct, and that the information reflected in this Borrowing Base Certificate
complies with the representations and warranties set forth in the Loan and
Security Agreement among the undersigned, Silicon Valley Bank, Lender.

                                                      --------------------------

COMMENTS:                                                 BANK USE ONLY
                                                          ---- --- ----

________________________________                      Rec'd By: ________________
                                                                Auth. Signer
                                                      Date: ____________________

By: ____________________________                      Verified: ________________
         Authorized Signer                                      Auth. Signer

                                                      Date: ____________________

                                                      --------------------------

<PAGE>   25



                                    EXHIBIT D

                             COMPLIANCE CERTIFICATE


TO:      SILICON VALLEY BANK

FROM:    ARDENT SOFTWARE, INC.


    The undersigned authorized officer of ARDENT SOFTWARE, INC. hereby certifies
that in accordance with the terms and conditions of the Loan and Security
Agreement among Borrower, Lender (the "Agreement"), (i) Borrower is in complete
compliance for the period ending with all required covenants except as noted
below and (ii) all representations and warranties of Borrower stated in the
Agreement are true and correct in all material respects as of the date hereof.
Attached herewith are the required documents supporting the above certification.
The Officer further certifies that these are prepared in accordance with
Generally Accepted Accounting Principles (GAAP) and are consistently applied
from one period to the next except as explained in an accompanying letter or
footnotes.

  PLEASE INDICATE COMPLIANCE STATUS BY CIRCLING YES/NO UNDER "COMPLIES" COLUMN.

<TABLE>
<CAPTION>
    REPORTING COVENANT               REQUIRED                                   COMPLIES
    ------------------               --------                                   --------

<S>                                  <C>                                         <C>
    Quarterly financial statements   Quarterly within 45 days                    Yes  No
    Annual (CPA Audited)             FYE within 90 days                          Yes  No
    Borrowing Base Certificate
    A/R  Agings                      Monthly within 25 days                      Yes  No
    A/R Audit                        Annually                                    Yes  No

<CAPTION>
    FINANCIAL COVENANT                       REQUIRED         ACTUAL            COMPLIES
    ------------------                       --------         ------            --------

    <S>                                      <C>              <C>                <C>
    Maintain on a Quarterly Basis:
    Minimum Quick Ratio                           :1.0             :1.0          Yes  No
                                             -----            -----
    Minimum Tangible Net Worth               $                $                  Yes  No
                                             ------           ------

    Profitability:  Quarterly                $                $                  Yes  No
                                             ------           ------
                                             $                $                  Yes  No
                                             ------           ------
</TABLE>

                                                      --------------------------

                                                          BANK USE ONLY
Comments Regarding Exceptions:  See Attached.
                                                      Received by: _____________
Sincerely,                                                            AUTHORIZED

                                                      SIGNER

______________________________                        Date: ____________________
SIGNATURE
                                                      Verified: ________________
                                                                      AUTHORIZED

                                                      --------------------------

                                       2.

<PAGE>   1
                                                                   EXHIBIT 10.47








                              AGREEMENT OF MERGER

                                     AMONG


                             ARDENT SOFTWARE, INC.,

                           DOVETAIL ACQUISITION CORP.

                                      AND

                               INTEGRASOFT, INC.


                               DATED JUNE 4, 1998

<PAGE>   2
                              AGREEMENT OF MERGER

       Agreement entered into on June 4, 1998, by and among Ardent Software,
Inc., a Delaware corporation ("ARDENT"), Dovetail Acquisition Corp., a Delaware
corporation and a wholly-owned subsidiary of ARDENT (the "Acquisition Sub"), and
IntegraSoft, Inc., a Delaware corporation ("INTEGRA"). ARDENT, the Acquisition
Sub and INTEGRA are referred to collectively herein as the "Parties."

       This Agreement contemplates a transaction in which ARDENT will acquire
all of the outstanding capital stock of INTEGRA through a reverse triangular
merger of the Acquisition Sub into INTEGRA. The stockholders of INTEGRA
immediately prior to the consummation of such merger (the "Stockholders") will
receive certain payments of cash in exchange for their capital stock of INTEGRA.

       Now, therefore, in consideration of the premises and the mutual
representations, warranties and covenants herein contained, the Parties agree as
follows.

       1.     DEFINITIONS. Certain capitalized terms are used in this Agreement 
as specifically defined in Appendix 1 hereto.

       2.     BASIC TRANSACTION.

       (a)    THE MERGER. On and subject to the terms and conditions of this
Agreement, the Acquisition Sub will merge into INTEGRA (the "Merger") at the
Effective Time in accordance with the provisions of the Delaware General
Corporation Law (the "DGCL"). INTEGRA will be the corporation surviving the
Merger (the "Surviving Corporation").

              (b)    ACTIONS AT THE CLOSING. At the closing of the transactions
contemplated by this Agreement (the "Closing") on the date hereof (the "Closing
Date"), (i) INTEGRA will deliver to ARDENT the documents referred to in sec.
5(a) below, (ii) ARDENT will deliver to INTEGRA the document and make the
payment referred to in sec. 5(b) below and (iii) INTEGRA and the Acquisition
Sub will file with the Secretary of State of Delaware a Certificate of Merger in
the form attached hereto as Exhibit 2(b) (the "Certificate of Merger").

              (c)    EFFECT OF MERGER.

                     (i)    GENERAL. The Merger shall become effective at the
              time (the "Effective Time") INTEGRA and the Acquisition Sub file
              the Certificate of Merger with the Secretary of State of Delaware.
              The Merger shall have the effect set forth in the DGCL. The
              Surviving Corporation may, at any time after the Effective Time,
              take any action (including executing and delivering any document)
              in the name and on behalf of either INTEGRA or the Acquisition Sub
              in order to carry out and effectuate the transactions contemplated
              by this Agreement. 


<PAGE>   3
                     (ii)   CERTIFICATE OF INCORPORATION. The certificate of
              incorporation of INTEGRA immediately prior to the Effective Time,
              as amended by the Certificate of Merger, shall be the Certificate
              of Incorporation of the Surviving Corporation.

                     (iii)  BYLAWS. The Bylaws of Acquisition Sub immediately
              prior to the Effective Time shall be the By-laws of the Surviving
              Corporation.

                     (iv)   DIRECTORS AND OFFICERS. The directors and officers 
              of the Acquisition Sub immediately prior to the Effective Time
              shall become the directors and officers of the Surviving
              Corporation at and as of the Effective Time (retaining their
              respective positions and terms of office).

                     (v)    CONVERSION OF INTEGRA SHARES. At and as of the 
              Effective Time, by virtue of the Merger and without any action on
              the part of any holder of any capital stock of INTEGRA, each
              INTEGRA Share outstanding at the Effective Time shall be converted
              into the right to receive and become exchangeable for a pro rata
              share of the Merger Consideration, which shall consist of the
              Dovetail Consideration plus the Additional Consideration in
              accordance with the provisions of sec. 2(d) and (e) below.

                     (vi)   CONVERSION OF ACQUISITION SUB SHARES. At and as of 
              the Effective Time, by virtue of the Merger and without any action
              on the part of any holder of any capital stock of the Acquisition
              Sub, each share of Common Stock of the Acquisition Sub outstanding
              at the Effective Time shall be converted into one share of Common
              Stock of the Surviving Corporation.

              (d)    DOVETAIL CONSIDERATION.

                     (i)    AGGREGATE AMOUNT. The aggregate Dovetail 
              Consideration shall be an amount equal to the larger of (A)
              $750,000 or (B) 3% of Product Revenues, as defined in (ii) below,
              but not more than $10,000,000.

                     (ii)   PRODUCT REVENUES. Product Revenues shall mean the
              aggregate consolidated revenues of ARDENT and its Affiliates,
              during the period from the Closing Date through December 31, 2003
              (the "Revenue Period"), from the licensing, sale or other use or
              disposition of the Dovetail Technology or software (but not
              hardware or service) products which incorporate such technology,
              as described in and determined in accordance with Exhibit
              2(d)(ii).

                     (iii)  PAYMENT. The Dovetail Consideration shall be paid by
              ARDENT, to the Stockholders in the respective proportions (subject
              to the provisions of (D) below) set forth in Exhibit 2(d)(iii), as
              follows:


                                       2
<PAGE>   4
                     (A)    $250,000 shall be paid at the Closing, which shall 
              be an advance in the order of maturity of payments of Dovetail
              Consideration subsequently due hereunder.

                     (B)    Within 45 days following the end of each fiscal 
              quarter during the Revenue Period, there shall be paid an amount
              equal to the cumulative Dovetail Consideration accrued through the
              end of such quarter less any payments of Dovetail Consideration,
              including the advance payment, previously paid.

                     (C)    Notwithstanding the foregoing, there shall be paid 
              at a minimum, within 45 days following the end of each fiscal
              quarter during the first three years of the Revenue Period,
              sufficient amounts so that the aggregate cumulative amount of
              Dovetail Consideration paid in respect of such quarter and each
              previous such quarter, including the advance payment, shall be at
              a rate not less than $62,500 per quarter.

                     (D)    $20,000 of the Dovetail Consideration payable at the
              Closing pursuant to (A) above and $1,250 of each payment of
              Dovetail Consideration to be made pursuant to (B) or (C) above
              (or, if any such payment is less than $1,250, all of such payment)
              shall be paid to a bank account (the "Stockholders' Fund")
              designated by the Representatives. Such amounts shall reduce pro
              rata the amounts otherwise payable to the Stockholders and, for
              tax reporting purposes, be deemed to have been paid pro rata to
              the Stockholders.

                     (E)    In the event ARDENT, prior to the end of the Revenue
              Period, ceases active efforts to develop or market the Dovetail
              Technology or products which incorporate such technology, there
              shall forthwith be paid such amount, if any, necessary to increase
              cumulative Dovetail Consideration paid to $750,000.

       (e)    ADDITIONAL CONSIDERATION. In addition to the payment of the 
Dovetail Consideration, ARDENT shall pay to the Stockholders in the respective
proportions set forth in Exhibit 2(d)(iii) an amount equal to 20% of the
aggregate consolidated revenues of ARDENT and its Affiliates during the Revenue
Period in respect of the software described in Exhibit 2(e) (the "Additional
Consideration"). Within 45 days following the end of each fiscal quarter during
the Revenue Period there shall be paid all Additional Consideration accrued
during such quarter, as determined in accordance with Exhibit 2(e).

       (f)    EXAMINATION, AUDIT. The Representatives may examine, at ARDENT'S
principal address at times which are reasonably convenient to ARDENT, such
records and other information and materials including, if appropriate, source
code, which are relevant to the determination of revenues in connection with the
Merger Consideration, provided that the Representatives may be required in
connection therewith to execute and deliver to ARDENT such 


                                       3
<PAGE>   5
agreements regarding confidentiality as ARDENT may reasonably request. In
addition, the representatives may, not more frequently than once in any calendar
year, engage an accounting firm reasonably satisfactory to ARDENT to audit the
records and calculations upon which the determination of revenues in connection
with the Merger Consideration is based. The cost of any such audit shall be
borne by ARDENT unless such audit results in an increase in such revenues during
the period audited over the amount calculated by ARDENT of less than $5,000
(which result is either agreed to by the Representatives or determined in
arbitration hereunder to be correct), in which event the Representatives shall
bear the cost of such audit.

       3.     REPRESENTATIONS AND WARRANTIES OF INTEGRA. INTEGRA represents and
warrants to ARDENT that the statements contained in this sec. 3 are correct
and complete in all material respects on the date hereof, except as set forth in
Exhibit 3 (the "Disclosure Schedule"). Nothing in the Disclosure Schedule shall
be deemed adequate to disclose an exception to a representation or warranty made
herein, however, unless the exception is identified with reasonable
particularity and the relevant facts are described in reasonable detail. Without
limiting the generality of the foregoing, the mere listing (or inclusion of a
copy) of a document or other item shall not be deemed adequate to disclose an
exception to a representation or warranty made herein (unless the representation
or warranty has to do with the existence of the document or other item itself).
The Disclosure Schedule is arranged in paragraphs corresponding to the lettered
and numbered paragraphs contained in this sec. 3. Matters disclosed with
respect to one paragraph shall be deemed to have been disclosed with respect to
another if the particularity and detail make it reasonably apparent that the
disclosure also relates to the other paragraph.

       (a)    ORGANIZATION; QUALIFICATION; CORPORATE POWER; AUTHORIZATION OF
TRANSACTION. INTEGRA is a corporation duly organized, validly existing and in
good standing under the laws of the State of Delaware and is duly qualified to
conduct business in and in good standing under the laws of each jurisdiction
where such qualification is required except where the failure to so qualify
would not have a material adverse effect on the business or financial condition
of INTEGRA. INTEGRA has full corporate power and authority and all licenses,
permits and authorizations necessary to carry on the business in which it is
engaged and in which it presently proposes to engage and to own and use the
properties owned and used by it. sec. 3(a) of the Disclosure Schedule lists
the directors and officers of INTEGRA. INTEGRA has delivered to ARDENT correct
and complete copies of its certificate of incorporation and bylaws, as amended
to date. The minute books (containing the records of meetings of the
stockholders, the board of directors and any committees of the board of
directors) and the stock record books of INTEGRA are correct and complete.
INTEGRA is not in default under or in violation of any provision of its
certificate of incorporation or bylaws. INTEGRA has full power and authority to
execute and deliver this Agreement and to perform its obligations hereunder.
This Agreement constitutes the valid and legally binding obligation of INTEGRA,
enforceable in accordance with its terms and conditions. INTEGRA need not give
any notice to, make any filing with, or obtain any authorization, consent, or
approval of any private third party or any government or governmental agency in
order to consummate the transactions contemplated by this Agreement, except 
where


                                       4
<PAGE>   6
the failure to give notice, make any filing or obtain any authorization, consent
or approval of any private third party or government or governmental agency
would not have a material adverse effect on the ability of the Parties to
consummate or on the ability of INTEGRA to carry out its business following the
consummation of the transactions contemplated by this Agreement.

       (b)    CAPITALIZATION. The entire authorized capital stock of INTEGRA
consists of 5,000,000 INTEGRA Shares, of which 2,246,752 INTEGRA Shares are
outstanding and 2,748 INTEGRA Shares are held in its treasury. All of the
outstanding INTEGRA Shares have been duly authorized, are validly issued, fully
paid, and nonassessable and are held of record by the respective Stockholders as
set forth in sec. 3(b) of the Disclosure Schedule. There are no outstanding or
authorized options, warrants, purchase rights, subscription rights, conversion
rights, exchange rights, or other contracts or commitments that could require
INTEGRA to issue, sell or otherwise cause to become outstanding any of its
capital stock. There are no outstanding or authorized stock appreciation,
phantom stock, profit participation or similar rights with respect to INTEGRA.
There are no voting trusts, proxies or other agreements or understandings with
respect to the voting of the capital stock of INTEGRA.

       (c)    NONCONTRAVENTION. Neither the execution and the delivery of this
Agreement, nor the consummation of the transactions contemplated hereby, will
(i) violate any constitution, statute, regulation, rule, injunction, judgment,
order, decree, ruling, charge, or other restriction of any government,
governmental agency, or court to which INTEGRA is subject or any provision of
the certificate of incorporation or bylaws of INTEGRA or (ii) conflict with,
result in a breach of, constitute a default under, result in the acceleration
of, create in any party the right to accelerate, terminate, modify, or cancel,
or require any notice under any agreement, contract, lease, license, instrument,
or other arrangement to which INTEGRA is a party or by which it is bound or to
which any of its assets is subject (or result in the imposition of any Security
Interest upon any of its assets), except where such violation, conflict, breach,
default, resultant acceleration, creation of the right to accelerate, terminate,
modify, or cancel, or requirement of any notice would not have a material
adverse effect on the ability of the Parties to consummate or on the ability of
INTEGRA to carry out its business following the consummation of the transactions
contemplated by this Agreement.

       (d)    BROKERS' FEES. INTEGRA does not have any Liability or obligation 
to pay any fees or commissions to any broker, finder or agent with respect to
the transactions contemplated by this Agreement.

       (e)    TITLE TO ASSETS. INTEGRA has good and marketable title to, or a 
valid leasehold interest in, the properties and assets used by it, located on
its premises, or shown on the Most Recent Balance Sheet or acquired after the
date thereof, free and clear of all Security Interests, except for properties
and assets disposed of in the Ordinary Course of Business since the date of the
Most Recent Balance Sheet.


                                       5
<PAGE>   7
       (f)    SUBSIDIARIES. INTEGRA has no Subsidiaries and does not control
directly or indirectly or have any direct or indirect equity participation in
any corporation, partnership, trust or other business.

       (g)    FINANCIAL STATEMENTS. INTEGRA has delivered to ARDENT the 
following financial statements (collectively the "Financial Statements"): (i) a
balance sheet and statement of income, changes in stockholders' equity and cash
flow as of and for the fiscal year ended December 31, 1997 (the "Most Recent
Fiscal Year End") for INTEGRA; and (ii) a balance sheet and statement of income,
changes in stockholders' equity and cash flow (the "Most Recent Financial
Statement") as of and for the four months ended April 30, 1998 (the "Most Recent
Fiscal Month End") for INTEGRA. The Financial Statements (including the notes
thereto) have been prepared in accordance with GAAP applied on a consistent
basis throughout the periods covered thereby, present fairly the financial
condition of INTEGRA as of such dates and the results of operations of INTEGRA
for such periods, are correct and complete and are consistent with the books and
records of INTEGRA (which books and records are correct and complete), provided
however, that the Most Recent Financial Statement is subject to normal year-end
adjustments and lack footnotes and other presentation items .

       (h)    EVENTS SUBSEQUENT TO MOST RECENT FISCAL MONTH END. Since the Most
Recent Fiscal Month End, there has not been any material adverse change in the
business, financial condition, operations, results of operations or future
prospects of INTEGRA. Without limiting the generality of the foregoing, since
that date:

              (i)    INTEGRA has not sold, leased, transferred, or assigned any 
       of its assets, tangible or intangible, other than in the Ordinary Course
       of Business;

              (ii)   INTEGRA has not entered into any agreement, contract, 
       lease, or license (or series of related agreements, contracts, leases and
       licenses) either involving more than $20,000 or outside the Ordinary
       Course of Business;

              (iii)  no party (including INTEGRA) has accelerated, terminated, 
       modified, or canceled any agreement, contract, lease, or license (or
       series of related agreements, contracts, leases and licenses) involving
       more than $20,000 to which INTEGRA is a party or by which any of them is
       bound;

              (iv)   INTEGRA has not imposed any Security Interest upon any of 
       its assets, tangible or intangible;

              (v)    INTEGRA has not made any capital expenditure (or series of 
       related capital expenditures) either involving more than $20,000 or
       outside the Ordinary Course of Business;


                                       6
<PAGE>   8

              (vi)   INTEGRA has not made any capital investment in, any loan
       to, or any acquisition of the securities or assets of, any other Person
       (or series of related capital investments, loans and acquisitions) either
       involving more than $20,000 or outside the Ordinary Course of Business;

              (vii)  INTEGRA has not issued any note, bond, or other debt 
       security or created, incurred, assumed, or guaranteed any indebtedness
       for borrowed money or capitalized lease obligation either involving more
       than $10,000 singly or $20,000 in the aggregate;

              (viii) INTEGRA has not delayed or postponed the payment of 
       accounts payable and other Liabilities outside the Ordinary Course of
       Business;

              (ix)   INTEGRA has not canceled, compromised, waived, or released 
       any right or claim (or series of related rights and claims) either
       involving more than $20,000 or outside the Ordinary Course of Business;

              (x)    INTEGRA has not granted any license or sublicense of any 
       rights under or with respect to any Intellectual Property except for
       standard licenses of its software that are commercially available to the
       public in the Ordinary Course of Business;

              (xi)   there has been no change made or authorized in the 
       certificate of incorporation or bylaws of INTEGRA;

              (xii)  INTEGRA has not issued, sold, or otherwise disposed of any 
       of its capital stock, or granted any options, warrants, or other rights
       to purchase or obtain (including upon conversion, exchange or exercise)
       any of its capital stock;

              (xiii) INTEGRA has not declared, set aside, or paid any dividend 
       or made any distribution with respect to its capital stock (whether in
       cash or in kind) or redeemed, purchased or otherwise acquired any of its
       capital stock;

              (xiv)  INTEGRA has not experienced any damage, destruction or loss
       (whether or not covered by insurance) to its property;

              (xv)   INTEGRA has not made any loan to, or entered into any other
       transaction with, any of its directors, officers and employees outside
       the Ordinary Course of Business;

              (xvi)  INTEGRA has not entered into any employment contract or
       collective bargaining agreement, written or oral, or modified the terms
       of any existing such contract or agreement;


                                       7
<PAGE>   9
              (xvii)  INTEGRA has not granted any increase in the base 
       compensation of any of its directors, officers and employees outside the
       Ordinary Course of Business;

              (xviii) INTEGRA has not adopted, amended, modified, or terminated
       any bonus, profit-sharing, incentive, severance, or other plan, contract,
       or commitment for the benefit of any of its directors, officers and
       employees (or taken any such action with respect to any other Employee
       Benefit Plan);

              (xix)   INTEGRA has not made any other change in employment terms
       for any of its directors, officers and employees outside the Ordinary
       Course of Business;

              (xx)    INTEGRA has not made or pledged to make any charitable or
       other capital contribution outside the Ordinary Course of Business; and

              (xxi)   INTEGRA has not committed to any of the foregoing.

       (i)    UNDISCLOSED LIABILITIES. INTEGRA does not have any Liability 
except for (i) Liabilities set forth on the face of the Most Recent Balance
Sheet and (ii) Liabilities not in excess of $20,000 in the aggregate which have
arisen after the Most Recent Fiscal Month End in the Ordinary Course of Business
(none of which results from, arises out of, relates to, is in the nature of, or
was caused by any breach of contract, breach of warranty, tort, infringement or
violation of law).

       (j)    LEGAL COMPLIANCE. INTEGRA has complied with all applicable laws
(including rules, regulations, codes, plans, injunctions, judgments, orders,
decrees, rulings and charges thereunder) of federal, state, local and foreign
governments (and all agencies thereof) except where the failure to comply would
not have a material adverse effect upon the financial condition of INTEGRA or
the ability of INTEGRA to carry out its business, and no action, suit,
proceeding, hearing, investigation, charge, complaint, claim, demand or notice
has been filed or commenced against any of them alleging any failure so to
comply.

       (k)    TAX MATTERS.

       (i)    INTEGRA has filed all Tax Returns which it has been required to 
file. All such Tax Returns are correct and complete in all respects. INTEGRA is
not currently the beneficiary of any extension of time within which to file any
Tax Return. No claim has ever been made by an authority in a jurisdiction where
INTEGRA does not file Tax Returns that it is or may be subject to taxation by
that jurisdiction. There are no Security Interests on any of the assets of
INTEGRA that arose in connection with any failure (or alleged failure) to pay
any Tax.


                                       8
<PAGE>   10
       (ii)   INTEGRA has withheld and paid all Taxes required to have been
withheld and paid in connection with amounts paid or owing to any employee,
independent contractor, creditor, stockholder or other third party.

       (iii)  To the Knowledge of INTEGRA, there are no circumstances which 
would result in any authority assessing any additional Taxes for any period for
which Tax Returns have been filed. sec. 3(k) of the Disclosure Schedule lists
all federal, state, local and foreign income Tax Returns filed with respect to
INTEGRA for taxable periods ended on or after December 31, 1996, indicates those
Tax Returns that have been audited, and indicates those Tax Returns that
currently are the subject of audit. INTEGRA has delivered to ARDENT correct and
complete copies of all federal income Tax Returns, examination reports and
statements of deficiencies assessed against or agreed to by INTEGRA since
December 31, 1995.

       (iv)   INTEGRA has not waived any statute of limitations in respect of
Taxes or agreed to any extension of time with respect to a Tax assessment or
deficiency.

       (v)    INTEGRA has not filed a consent under Code sec. 341(f) 
concerning collapsible corporations. INTEGRA has not made any payments, is not
obligated to make any payments and is not a party to any agreement that under
certain circumstances could obligate it to make any payments that will not be
deductible under Code sec. 280G or, if any such payments are made or obligated
to be made, INTEGRA has complied with the shareholder approval requirements of
Code sec. 280G(b)(5). INTEGRA has not been a United States real property
holding corporation within the meaning of Code sec. 897(c)(2) during the
applicable period specified in Code sec. 897(c)(1)(A)(ii). INTEGRA (A) has not
been a member of an Affiliated Group filing a consolidated federal income Tax
Return and (B) does not have any Liability for the Taxes of any Person (other
than INTEGRA) under Reg. sec. 1.1502-6 (or any similar provision of state,
local or foreign law), as a transferee or successor, by contract or otherwise.

       (vi)   The unpaid Taxes of INTEGRA (A) did not, as of the Most Recent
Fiscal Month End, exceed the reserve for Tax Liability (rather than any reserve
for deferred Taxes established to reflect timing differences between book and
Tax income) set forth on the face of the Most Recent Balance Sheet (rather than
in any notes thereto) and (B) do not exceed that reserve as adjusted for the
passage of time through the Closing Date in accordance with the past custom and
practice of INTEGRA in filing its Tax Returns.


                                       9
<PAGE>   11
(l)    REAL PROPERTY. 

       (i)    INTEGRA owns no real property.

       (ii)   sec. 3(l)(ii) of the Disclosure Schedule lists and describes
briefly all real property leased or subleased to INTEGRA. INTEGRA has delivered
to ARDENT correct and complete copies of the leases and subleases listed in
sec. 3(l)(ii) of the Disclosure Schedule (as amended to date). With respect to
each lease and sublease listed in sec. 3(l)(ii) of the Disclosure Schedule:

              (A)    the lease or sublease is legal, valid, binding, enforceable
       and in full force and effect;

              (B)    the transactions contemplated hereby will not cause the 
       lease or sublease to be illegal, invalid, non-binding, non-enforceable
       and to not be in full force and effect on identical terms immediately
       subsequent to the Effective Time of the Merger and consummation of such
       transactions contemplated hereby;

              (C)    no party to the lease or sublease is in breach or default, 
       and no event has occurred which, with notice or lapse of time, would
       constitute a breach or default or permit termination, modification or
       acceleration thereunder;

              (D)    no party to the lease or sublease has repudiated any 
       provision thereof;

              (E)    there are no disputes, oral agreements or forbearance 
       programs in effect as to the lease or sublease;

              (F)    with respect to each sublease, the representations and 
       warranties set forth in subsections (A) through (E) above are true and
       correct with respect to the underlying lease;

              (G)    INTEGRA has not assigned, transferred, conveyed, mortgaged,
       deeded in trust, or encumbered any interest in the leasehold or
       subleasehold;

              (H)    to the Knowledge of INTEGRA, all facilities leased or 
       subleased thereunder have received all approvals of governmental
       authorities (including licenses and permits) required in connection with
       the operation thereof and have been operated and maintained in accordance
       with applicable laws, rules and regulations; and

              (I)    all facilities leased or subleased thereunder are supplied
       with utilities and other services necessary for the operation of said
       facilities.


                                       10
<PAGE>   12
(m)    INTELLECTUAL PROPERTY.

       (i)    INTEGRA owns or has the right to use pursuant to license, 
sublicense, agreement or permission all Intellectual Property reasonably
necessary for the operation of the business of INTEGRA as currently conducted.
Each item of Intellectual Property owned or used by INTEGRA immediately prior to
the Closing hereunder is owned or available for use by the Surviving Corporation
on identical terms and conditions immediately subsequent to the Closing
hereunder. INTEGRA has taken all reasonable actions to maintain and protect each
item of Intellectual Property that it owns or uses.

       (ii)   To its Knowledge, INTEGRA has not interfered with, infringed upon 
or misappropriated any Intellectual Property rights of third parties and none of
the directors or officers of INTEGRA has ever received any charge, complaint,
claim, demand or notice alleging any such interference, infringement,
misappropriation or other violation (including any claim that INTEGRA must
license or refrain from using any Intellectual Property rights of any third
party). To the Knowledge of INTEGRA, no third party has interfered with,
infringed upon or misappropriated any Intellectual Property rights of INTEGRA.

       (iii)  sec. 3(m)(iii) of the Disclosure Schedule identifies each patent
or registration which has been issued to INTEGRA with respect to any of its
Intellectual Property, identifies each pending patent application or application
for registration which INTEGRA has made with respect to any of its Intellectual
Property, and identifies each license, agreement, or other permission which
INTEGRA has granted to any third party with respect to any of its Intellectual
Property (together with any exceptions). INTEGRA has delivered to ARDENT correct
and complete copies of all such patents, registrations, applications, licenses,
agreements and permissions (as amended to date) and have made available to
ARDENT correct and complete copies of all other written documentation evidencing
ownership and prosecution (if applicable) of each such item. sec. 3(m)(iii) of
the Disclosure Schedule also identifies each trade name or unregistered
trademark of INTEGRA used by it in connection with any of its business. With
respect to each item of Intellectual Property required to be identified in
sec. 3(m)(iii) of the Disclosure Schedule:

              (A)    INTEGRA possesses all right, title and interest in and to 
       the item, free and clear of any Security Interest, license or other
       restriction;

              (B)    the item is not subject to any outstanding injunction, 
       judgment, order, decree, ruling or charge;


                                       11
<PAGE>   13
              (C)    no action, suit, proceeding, hearing, investigation, 
       charge, complaint, claim, or demand is pending or, to the Knowledge of
       INTEGRA is threatened which challenges the legality, validity,
       enforceability, use, or ownership of the item; and

              (D)    INTEGRA has not ever agreed to indemnify any Person for or 
       against any interference, infringement, misappropriation or other
       conflict with respect to the item.

       (iv)   sec. 3(m)(iv) of the Disclosure Schedule identifies each item of
Intellectual Property that any third party owns and that INTEGRA makes material
use of pursuant to license, sublicense, agreement, or permission other than
commercially available software development, word processing and spreadsheet
software and other similar office software products. INTEGRA has delivered to
ARDENT correct and complete copies of all such licenses, sublicenses, agreements
and permissions and any amendments thereto. With respect to each item of
Intellectual Property required to be identified in sec. 3(m)(iv) of the
Disclosure Schedule:

              (A)    the license, sublicense, agreement, or permission covering 
       the item is legal, valid, binding, enforceable and in full force and
       effect;

              (B)    the transactions contemplated hereby will not cause the 
       license, sublicense, agreement, or permission to be illegal, invalid,
       non-binding, non-enforceable and to not be in full force and effect on
       identical terms immediately subsequent to the Effective Time and
       consummation of the transactions contemplated hereby;

              (C)    to the Knowledge of INTEGRA, no party to the license, 
       sublicense, agreement, or permission is in breach or default, and no
       event has occurred which with notice or lapse of time would constitute a
       breach or default or permit termination, modification or acceleration
       thereunder;

              (D)    no party to the license, sublicense, agreement, or 
       permission has in writing received by INTEGRA or, to the Knowledge of
       INTEGRA, otherwise repudiated any provision thereof;

              (E)    with respect to each sublicense, the representations and 
       warranties set forth in subsections (A) through (D) above are true and
       correct with respect to the underlying license;


                                       12
<PAGE>   14
              (F)    to the Knowledge of INTEGRA, the underlying item of 
       Intellectual Property is not subject to any outstanding injunction,
       judgment, order, decree, ruling or charge; 

              (G)    no action, suit, proceeding, hearing, investigation, 
       charge, complaint, claim, or demand is pending or, to the Knowledge of
       INTEGRA, threatened which challenges the legality, validity, or
       enforceability of the underlying item of Intellectual Property; and

              (H)    INTEGRA has not granted any sublicense or similar right 
       with respect to the license, sublicense, agreement or permission.

       (v)    To its Knowledge, INTEGRA will not interfere with, infringe upon 
or misappropriate any Intellectual Property rights of third parties as a result
of the continued operation of its business as currently conducted and proposed
to be conducted.

       (vi)   The Dovetail Technology performs in all material respects in
accordance with the description in Process for Manufacturing MetaBrokers; Part
No. US-E DMB-MPROC-A0011 dated 5/28/98 and the Dialogue MetaBroker Developer's
Guide; Part No. US-E-DMB-DOC-B0011 dated 3/24/98, and such performance will not
be materially affected by dates commencing with the year 2000.

       (n)    TANGIBLE ASSETS. INTEGRA owns or leases all buildings, machinery,
equipment other tangible assets necessary for the conduct of its business as
currently conducted and proposed to be conducted. Each such tangible asset is
free from defects (patent and latent) has been maintained in accordance with
normal industry practice, is in good operating condition and repair (subject to
normal wear and tear), and is suitable for the purposes for which it currently
is used and proposed to be used.

       (o)    INVENTORY. The inventory of INTEGRA consists of raw materials and
supplies, manufactured and purchased parts, goods in process and finished goods,
all of which is merchantable and fit for the purpose for which it was procured
or manufactured, and none of which is slow-moving, obsolete, damaged or
defective, subject only to any reserve for inventory writedown set forth on the
face of the Most Recent Balance Sheet (rather than in any notes thereto) as
adjusted for the passage of time through the Closing Date in accordance with the
past custom and practice of INTEGRA.

       (p)    CONTRACTS. sec. 3(p) of the Disclosure Schedule lists the 
following contracts and other agreements to which INTEGRA is a party:


                                       13
<PAGE>   15
              (i)    any agreement (or group of related agreements) for the 
       lease of personal property to or from any Person providing for lease
       payments in excess of $20,000 per annum;

              (ii)   any agreement (or group of related agreements) for the 
       purchase or sale of raw materials, commodities, supplies, products, or
       other personal property, or for the furnishing or receipt of services,
       the performance of which will extend over a period of more than one year,
       result in a material loss to INTEGRA, or involve consideration in excess
       of $20,000 other than computer software and hardware support and
       maintenance agreements entered into in the Ordinary Course of Business;

              (iii)  any agreement concerning a partnership or joint venture;

              (iv)   any agreement (or group of related agreements) under which 
       it has created, incurred, assumed, or guaranteed any indebtedness for
       borrowed money, or any capitalized lease obligation, in excess of $20,000
       or under which it has imposed a Security Interest on any of its assets,
       tangible or intangible;

              (v)    any agreement concerning confidentiality (other than those 
       entered into in the Ordinary Course of Business) or noncompetition;

              (vi)   any agreement with any of the Stockholders or their 
       Affiliates;

              (vii)  any profit sharing, stock option, stock purchase, stock
       appreciation, deferred compensation, severance, or other material plan or
       arrangement for the benefit of its current or former directors, officers
       or employees;

              (viii) any collective bargaining agreement;

              (ix)   any agreement for the employment of any individual on a 
       full-time, part-time, consulting, or other basis providing annual
       compensation in excess of $20,000 or providing severance benefits;

              (x)    any agreement under which it has advanced or loaned any 
       amount to any of its directors, officers or employees outside the
       Ordinary Course of Business;

              (xi)   any agreement or license relating in whole or in part to 
       the Intellectual Property of INTEGRA (including, without limitation, any
       agreement or license under which INTEGRA has the right to use any
       Intellectual Property owned or held by a third party or by ARDENT) which
       is material to the business, financial condition or results of operations
       of INTEGRA (other than standard licenses for software that is
       commercially available to the public in the Ordinary Course of Business);


                                       14
<PAGE>   16
              (xii)  any agreement under which the consequences of a default or
       termination could have a material adverse effect on the business,
       financial condition, operations, results of operations or future
       prospects of INTEGRA;

              (xiii) any agreement pursuant to which material benefits accrue to
       the other party or parties to such contract as a result of the
       transactions contemplated by this Agreement, including, without
       limitation, rights of termination or modification of such agreements;

              (xiv)  any agreement (or group of related agreements) the 
       performance of which involves consideration in excess of $20,000; or

              (xv)   any other material agreement not made in the Ordinary
       Course of Business.

       INTEGRA has delivered to ARDENT a correct and complete copy of each
written agreement listed in sec. 3(p) of the Disclosure Schedule (as amended to
date) and a written summary setting forth the terms and conditions of each oral
agreement referred to in sec. 3(p) of the Disclosure Schedule. With respect to
each such agreement: (A) the agreement is legal, valid, binding, enforceable and
in full force and effect; (B) the transactions contemplated hereby will not
cause the agreement, to be illegal, invalid, non-binding, non-enforceable and to
not be in full force and effect on identical terms immediately subsequent to the
Effective Time and consummation of such transactions contemplated hereby; (C) no
party is in breach or default, and no event has occurred which with notice or
lapse of time would constitute a breach or default, or permit termination,
modification, or acceleration, under the agreement; and (D) no party has
repudiated any provision of the agreement.

       (q)    NOTES AND ACCOUNTS RECEIVABLE. All notes and accounts receivable 
of INTEGRA are reflected properly on its books and records, are valid
receivables subject to no setoffs or counterclaims, are current and collectible,
subject only to the reserve for bad debts set forth on the face of the Most
Recent Balance Sheet (rather than in any notes thereto) as adjusted for the
passage of time through the Closing Date in accordance with the past custom and
practice of INTEGRA.

       (r)    POWERS OF ATTORNEY. There are no outstanding powers of attorney
executed on behalf of INTEGRA.

       (s)    INSURANCE. sec. 3(s) of the Disclosure Schedule sets forth the
following information with respect to each insurance policy (including policies
providing property, casualty, liability, and workers' compensation coverage and
bond and surety arrangements) to which INTEGRA has been a party, a named
insured, or otherwise the beneficiary of coverage at any time within the past
twelve months:


                                       15
<PAGE>   17
              (i)    the name, address and telephone number of the agent;

              (ii)   the name of the insurer, the name of the policyholder and 
       the name of each covered insured;

              (iii)  the policy number and the period of coverage;

              (iv)   the scope (including an indication of whether the coverage 
       was on a claims made, occurrence or other basis) and amount (including a
       description of how deductibles and ceilings are calculated and operate)
       of coverage; and

              (v)    a description of any retroactive premium adjustments or 
       other loss-sharing arrangements.

       With respect to each such insurance policy: (A) the policy is legal,
valid, binding, enforceable and in full force and effect; (B)the transactions
contemplated hereby will not cause the policy to be illegal, invalid,
non-binding, non-enforceable and to not be in full force and effect on identical
terms immediately subsequent to the Effective Time of the Merger and
consummation of such transactions contemplated hereby; (C) neither INTEGRA nor
any other party to the policy is in breach or default (including with respect to
the payment of premiums or the giving of notices), and no event has occurred
which, with notice or the lapse of time, would constitute such a breach or
default, or permit termination, modification, or acceleration, under the policy;
and (D) no party to the policy has repudiated any provision thereof. To its
Knowledge, INTEGRA has been covered during the past 2 years by insurance in
scope and amount customary and reasonable for the businesses in which it has
engaged during such period. sec. 3(s) of the Disclosure Schedule describes any
self-insurance arrangements affecting INTEGRA.

       (t)    LITIGATION. sec. 3(t) of the Disclosure Schedule sets forth each
instance in which INTEGRA (i) is subject to any outstanding injunction,
judgment, order, decree, ruling or charge or (ii) is a party or, to its
Knowledge, is threatened to be made a party to any action, suit, proceeding,
hearing, or investigation of, in, or before any court or quasi-judicial or
administrative agency of any federal, state, local or foreign jurisdiction or
before any arbitrator.

       (u)    PRODUCT WARRANTY. Each product manufactured, sold, leased, or
delivered by INTEGRA has been in conformity with all applicable contractual
commitments and all express and implied warranties, and INTEGRA does not have
any Liability (and there is no Basis for any present or future action, suit,
proceeding, hearing, investigation, charge, complaint, claim, or demand against
any of them giving rise to any Liability) for replacement or repair thereof or
other damages in connection therewith, subject only to any reserve for product
warranty claims set forth on the face of the Most Recent Balance Sheet (rather
than in any notes thereto) as adjusted for the passage of time through the
Closing Date in accordance with the past custom and practice of INTEGRA. No
product manufactured, sold, leased, or delivered by INTEGRA is 


                                       16
<PAGE>   18
subject to any guaranty, warranty, or other indemnity beyond the applicable
standard terms and conditions of sale or lease. sec. 3(u) of the Disclosure
Schedule includes copies of the standard terms and conditions of sale or lease
for INTEGRA (containing applicable guaranty, warranty, indemnity provisions).

       (v)    PRODUCT LIABILITY. INTEGRA does not have any Liability (and, to 
its Knowledge there is no Basis for any present or future action, suit,
proceeding, hearing, investigation, charge, complaint, claim, or demand against
any of them giving rise to any Liability) arising out of any injury to
individuals or property as a result of the ownership, possession, or use of any
product manufactured, sold, leased or delivered by INTEGRA.

       (w)    EMPLOYEES. To the Knowledge of INTEGRA, except for the 
Non-Continuing Employees (as defined in sec. 6(b) below) no executive, key
employee or group of employees of INTEGRA has any plans to terminate employment
with ARDENT during the next 12 months. INTEGRA is not a party to or bound by any
collective bargaining agreement, nor has it experienced any strikes, grievances,
claims of unfair labor practices, or other collective bargaining disputes within
the past year. INTEGRA has not committed any unfair labor practice. INTEGRA has
no Knowledge of any organizational effort presently being made or threatened by
or on behalf of any labor union with respect to employees of INTEGRA.

       (x)    EMPLOYEE BENEFITS.

              (i)    sec. 3(x) of the Disclosure Schedule lists each Employee 
       Benefit Plan that INTEGRA or any member of a Controlled Group of
       Corporations of which INTEGRA is a member ("INTEGRA Controlled Group
       Member") maintains or has ever maintained, has an obligation to
       contribute to or has any liability thereunder.

                     (A)    Each such Employee Benefit Plan (and each related
              trust, insurance contract or fund) is administered in compliance
              with its terms and complies in form and in operation in all
              respects with the applicable requirements of ERISA, the Code, and
              other applicable laws, rulings and other authority issued
              thereunder.

                     (B)    All required reports and descriptions (including
              Form 5500 Annual Reports, Summary Annual Reports, PBGC-1's and
              Summary Plan Descriptions) have been timely filed or distributed
              appropriately with respect to each such Employee Benefit Plan as
              required by ERISA, the Code and other applicable law. The
              requirements of ERISA sec.sec. 601-609 and of Code sec. 4980B have
              been met with respect to each such Employee Benefit Plan which is
              an Employee Welfare Benefit Plan.


                                       17
<PAGE>   19
                     (C)    All contributions (including all employer 
              contributions and employee salary reduction contributions) which
              are due have been paid to each fund or trust established pursuant
              to the terms of an Employee Benefit Plan which is an Employee
              Pension Benefit Plan and all contributions for any period ending
              on or before the Closing Date which are not yet due have been paid
              to each such Employee Pension Benefit Plan or accrued in
              accordance with the past custom and practice of INTEGRA. All
              premiums or other payments for all periods ending on or before the
              Closing Date have been paid with respect to each such Employee
              Benefit Plan which is an Employee Welfare Benefit Plan.

                     (D)    Each such Employee Benefit Plan which is an Employee
              Pension Benefit Plan meets the requirements of a "qualified plan"
              under Code sec. 401(a) and has received, within the last two
              years, a favorable unrevoked determination letter from the
              Internal Revenue Service which determination letter may still be
              relied upon as to such tax qualified status, and no circumstances
              have occurred that would adversely affect the tax qualified status
              of any such Employee Pension Benefit Plan.

                     (E)    The market value of assets under each such Employee 
              Benefit Plan which is an Employee Pension Benefit Plan equals or
              exceeds the present value of all vested and nonvested Liabilities
              thereunder determined in accordance with PBGC methods, factors,
              and assumptions applicable to an Employee Pension Benefit Plan
              terminating on the date for determination. Neither INTEGRA nor a
              INTEGRA Controlled Group Member has incurred any accumulated
              funding deficiency within the meaning of ERISA.

                     (F)    INTEGRA has delivered to ARDENT correct and complete
              copies of the plan documents and summary plan descriptions, the
              most recent determination letter received from the Internal
              Revenue Service, the most recent Form 5500 Annual Report, and all
              related trust agreements, insurance contracts, and other funding
              agreements which implement each such Employee Benefit Plan.

              (ii)   With respect to each Employee Benefit Plan that INTEGRA or 
       a INTEGRA Controlled Group Member maintains or ever has maintained or to
       which INTEGRA or a INTEGRA Controlled Group Member contributes, ever has
       contributed ever has been required to contribute:

                     (A)    No such Employee Benefit Plan which is an Employee 
              Pension Benefit Plan has been completely or partially terminated
              or been the subject of a Reportable Event as to which notices
              would be required to be filed with the PBGC. No proceeding by the
              PBGC to terminate any such Employee Pension Benefit Plan has been
              instituted or threatened.


                                       18
<PAGE>   20
                     (B)    There have been no Prohibited Transactions with 
              respect to any such Employee Benefit Plan. No Fiduciary has any
              Liability for breach of fiduciary duty or any other failure to act
              or comply in connection with the administration or investment of
              the assets of any such Employee Benefit Plan. No action, suit,
              proceeding, hearing, arbitration, or investigation with respect to
              the administration or the investment of the assets of any such
              Employee Benefit Plan (other than routine claims for benefits) is
              pending or threatened alleging any breach of the terms of any such
              Employee Benefit Plan or of any Fiduciary duties thereunder or
              violation of any applicable law with respect to any such Employee
              Benefit Plan. None of the Stockholders and the directors and
              officers (and employees with responsibility for employee benefits
              matters) of INTEGRA or of a INTEGRA Controlled Group Member has
              any Knowledge of any Basis for any such action, suit, proceeding,
              hearing or investigation.

                     (C)    INTEGRA or a INTEGRA Controlled Group Member has not
              incurred, and none of the directors and officers (and employees
              with responsibility for employee benefits matters) of INTEGRA or
              of a INTEGRA Controlled Group Member has any reason to expect that
              INTEGRA or a INTEGRA Controlled Group Member will incur any
              Liability to the PBGC (other than PBGC premium payments) or
              otherwise under Title IV of ERISA (including any withdrawal
              liability, as determined under ERISA sec.sec. 4201 et seq.) or
              under the Code with respect to any such Employee Benefit Plan
              which is an Employee Pension Benefit Plan.

              (iii)  INTEGRA or a INTEGRA Controlled Group Member does not 
       contribute to, ever has contributed to, or ever has been required to
       contribute to any Multiemployer Plan or has any Liability (including
       withdrawal liability, as determined under ERISA sec.sec. 4201 et seq.)
       under any Multiemployer Plan.

              (iv)   INTEGRA or a INTEGRA Controlled Group Member does not 
       maintain or ever has maintained or contributes, ever has contributed to,
       or ever has been required to contribute to any Employee Welfare Benefit
       Plan providing medical, health, or life insurance or other welfare-type
       benefits for current or future retired or terminated employees, their
       spouses or their dependents (other than in accordance with ERISA sec.sec.
       601-609 and Code sec. 4980B).

              (v)    Subject to applicable requirements of ERISA, neither any
       provision of any Employee Benefit Plan nor any agreement with any
       Employee nor any representation or course of conduct by or on behalf of
       INTEGRA or any INTEGRA Controlled Group Member would prevent the
       amendment or termination after the Closing Date of any Employee Benefit
       Plan without liability to INTEGRA or any INTEGRA Controlled Group Member.


                                       19
<PAGE>   21

              (vi)   No Employee Benefit Plan is a "multiple employer welfare
       arrangement" within the meaning of ERISA sec. 3(40).

              (vii)  With respect to any Employee Benefit Plans that is 
       self-insured, no claims have been made pursuant to any such plan that
       have not yet been paid and no injury, sickness or other medical condition
       has been incurred with respect to which claims may be made pursuant to
       any such plan.

              (viii) Neither INTEGRA nor any INTEGRA Controlled Group Member 
       maintains or has any obligation to contribute to any "voluntary
       employees' beneficiary association" within the meaning of Code sec.
       501(c)(9) or other funding arrangement for the provision of welfare or
       fringe benefits.

       (y)    GUARANTIES. INTEGRA is not a guarantor or otherwise is liable for 
any Liability or obligation (including indebtedness) of any other Person.

       (z)    ENVIRONMENT, HEALTH, AND SAFETY.

              (i)    INTEGRA has complied with all Environmental, Health, and 
       Safety Laws, and no action, suit, proceeding, hearing, investigation,
       charge, complaint, claim, demand or notice has been filed or commenced
       against INTEGRA alleging any failure so to comply. Without limiting the
       generality of the preceding sentence, INTEGRA has obtained and been in
       compliance with all of the terms and conditions of all permits, licenses,
       and other authorizations which are required under, and has complied with
       all other limitations, restrictions, conditions, standards, prohibitions,
       requirements, obligations, schedules and timetables which are contained
       in, all Environmental, Health, and Safety Laws.

              (ii)   INTEGRA does not have any Liability (and has not handled or
       disposed of any substance, arranged for the disposal of any substance,
       exposed any employee or other individual to any substance or condition,
       or owned or operated any property or facility in any manner that could
       form the Basis for any present or future action, suit, proceeding,
       hearing, investigation, charge, complaint, claim, or demand against
       INTEGRA giving rise to any Liability) for damage to any site, location,
       or body of water (surface or subsurface), for any illness of or personal
       injury to any employee or other individual, or for any reason under any
       Environmental, Health, and Safety Law.

              (iii)  All properties and equipment used in the business of
       INTEGRA have been free of asbestos, PCB's, methylene chloride,
       trichloroethylene, 1,2-trans-dichloroethylene, dioxins, dibenzofurans,
       and Extremely Hazardous Substances.


                                       20
<PAGE>   22
       (aa)   CERTAIN BUSINESS RELATIONSHIPS WITH INTEGRA. None of the
stockholders of INTEGRA or their Affiliates has been involved in any business
arrangement or relationship with INTEGRA within the past 12 months other than
being stockholders, investors, officers, or employees, and neither the
Stockholders or their Affiliates own any asset, tangible or intangible, which is
used in the business of INTEGRA.

       (bb)   DISCLOSURE. The representations and warranties contained in this
sec. 3, when taken together, do not contain any untrue statement of a material
fact or omit to state any material fact necessary in order to make the
statements and information contained in this sec. 3 not misleading in light of
the circumstances in which they were made.

       4.     REPRESENTATIONS AND WARRANTIES OF ARDENT AND THE ACQUISITION SUB. 
Each of ARDENT and the Acquisition Sub represents and warrants to INTEGRA that
the statements contained in this sec. 4 are correct and complete in all material
respects as of the date of this Agreement.

       (a)    ORGANIZATION. Each of ARDENT and the Acquisition Sub is a 
corporation duly organized, validly existing and in good standing under the laws
of the State of Delaware.

       (b)    AUTHORIZATION OF TRANSACTION. Each of ARDENT and the Acquisition 
Sub has full power and authority (including full corporate power and authority)
to execute and deliver this Agreement and to perform its obligations hereunder.
This Agreement constitutes the valid and legally binding obligation of each of
ARDENT and the Acquisition Sub, enforceable in accordance with its terms and
conditions.

       (c)    NONCONTRAVENTION. To the Knowledge of ARDENT, neither the
execution and the delivery of this Agreement, nor the consummation of the
transactions contemplated hereby, will (i) violate any constitution, statute,
regulation, rule, injunction, judgment, order, decree, ruling, charge, or other
restriction of any government, governmental agency, or court to which either
ARDENT or the Acquisition Sub is subject or any provision of the certificate of
incorporation or bylaws of either ARDENT or the Acquisition Sub or (ii) conflict
with, result in a breach of, constitute a default under, result in the
acceleration of, create in any party the right to accelerate, terminate, modify,
or cancel, or require any notice under any agreement, contract, lease, license,
instrument, or other arrangement to which either ARDENT or the Acquisition Sub
is a party or by which it is bound or to which any of its assets is subject,
except where the violation, conflict, breach, default, acceleration,
termination, modification, cancellation, or failure to give notice would not
have a material adverse effect on the ability of the Parties to consummate the
transactions contemplated by this Agreement.

       (d)    FINANCIAL STATEMENTS. ARDENT has filed a Quarterly Report on Form
10-Q for the fiscal quarter ended March 31, 1998 (the "Most Recent Fiscal
Quarter End") and an Annual Report on Form 10-K for the fiscal year ended
December 31, 1997. The financial statements 


                                       21
<PAGE>   23
included in or incorporated by reference into these Public Reports (including
the related notes and schedules) have been prepared in accordance with GAAP
applied on a consistent basis throughout the periods covered thereby and present
fairly the financial condition of ARDENT and its Subsidiaries as of the
indicated dates and the results of operations of ARDENT and its Subsidiaries for
the indicated periods; provided, however, that the interim statements are
subject to normal year-end adjustments.

       (e)    EVENTS SUBSEQUENT TO MOST RECENT FISCAL QUARTER END. Since the 
Most Recent Fiscal Quarter End, there has not been any material adverse change
in the financial condition of ARDENT and its Subsidiaries taken as a whole.

       (f)    PROJECTIONS. Attached as Exhibit 4(f) are the projections for
revenues of ARDENT'S data warehouse business for the years 1998 through 2003
(the "Projections"). The Projections for the years 1998 through 2000 have been
delivered to INTEGRA, have been prepared independently of the transactions
contemplated hereby for purposes of ARDENT'S internal planning procedures and,
to the Knowledge of ARDENT, are based upon commercially reasonable assumptions
and objectives. The Projections for 2001 through 2003 merely assume growth rates
in such business in those years which, to the Knowledge of ARDENT, are
commercially reasonable.

       (g)    PLANS. ARDENT currently plans to incorporate expeditiously the
Dovetail Technology into its data warehouse products, to commercialize such
technology in a manner designed to achieve the results contemplated in the
Projections for 1998-2000, and to continue to commit significant attention and
resources to the growth of its data warehouse business. It has no plans or
intention to dispose of said business.

       5.     MATTERS AT THE CLOSING.

       (a)    OBLIGATIONS OF INTEGRA AT THE CLOSING. At the Closing, INTEGRA 
shall deliver or cause to be delivered to ARDENT the following:

              (i)    Noncompetition Agreements signed by certain stockholders of
       INTEGRA, satisfactory to ARDENT; and

              (ii)   An opinion of THT satisfactory to ARDENT.

       (b)    OBLIGATIONS OF ARDENT AT THE CLOSING. At the Closing, ARDENT 
shall:

              (i)    Pay the Dovetail Consideration as specified in sec. 
       2(d)(iii)(A) and (D);

              (ii)   Cause to be delivered to INTEGRA an opinion of CHS 
       satisfactory to INTEGRA; and


                                       22
<PAGE>   24
              (iii)  Make employment offers to employees of INTEGRA other than 
       the Non-Continuing Employees.

       6.     POST-CLOSING COVENANTS OF ARDENT.

       (a)    PAYMENT OF INTEGRA INDEBTEDNESS. ARDENT shall, within three days
following the Closing, cause INTEGRA'S indebtedness of $100,000 to Window to
Wall Street to be paid in full.

       (b)    SEVERANCE PAYMENTS. ARDENT shall cause INTEGRA to pay to its
employees who are not to become employees of ARDENT (the "Non-continuing
Employees") severance payments equal to one month's salary together with any
unpaid salary and vacation pay accrued through the date of termination of
employment by INTEGRA and to bear the costs for the first six months of any
health benefits which such persons may be entitled to continue under COBRA.

       (c)    COMMERCIALIZE DOVETAIL TECHNOLOGY. Following the Closing until the
end of the Revenue Period, or if earlier, the assignment of the Patent as
contemplated in (d) below, ARDENT shall devote reasonable management attention
and financial and other resources to commercialize the Dovetail Technology and
achieve the Projections, provided that ARDENT shall have no obligation to
allocate funds or other resources thereto in a manner which, in its good faith
judgment, is contrary to its commercial interest or sound business practice.

       (d)    ASSIGNMENT OF PATENT. In the event ARDENT, prior to the end of the
Revenue Period, ceases active efforts to develop or market the Dovetail
Technology or products which incorporate such technology, it shall forthwith
notify the Representatives and assign all rights to U.S. Patent number 5,727,158
(the "Patent"), together with the associated source code in the form existing on
the date of such transfer, to such person or entity as may be designated in
writing by the Representative. ARDENT shall not, directly or indirectly, retain
any license or other interest therein, provided that any licenses or sublicenses
thereto previously granted to users of ARDENT products (other than affiliates of
ARDENT) shall remain in full force and effect. ARDENT acknowledges that, in the
event of any such assignment, the Patent and associated source code has a de
minimis value and, accordingly, ARDENT shall report the value thereof at not
more than $10,000 for federal and state tax purposes. ARDENT shall not,
following the Closing until the earlier of such assignment and the end of the
Revenue Period, sell, license, assign, encumber or otherwise grant or transfer
any interest in the Patent (including the associated source code as it exists
from time to time) other than (i) to the designee of the Representatives in
accordance herewith, (ii) in connection with a pledge of all or substantially
all its assets to secure the repayment of monies borrowed in the ordinary course
of business from institutional lenders, (iii) in connection with non-exclusive
licenses to customers in the ordinary course of business and not constituting a
disposition of all or substantially all the Dovetail Technology, (iv) pursuant
to the following sentence, or (v) with the prior written consent of the
Representatives, which shall not be unreasonably withheld. Notwithstanding the
foregoing, ARDENT may transfer the Dovetail 


                                       23
<PAGE>   25
Technology, including the Patent and related source code, to a third party in
connection with any sale of all or substantially all its data warehouse
business, provided that the acquiror has financial resources equal to or greater
than ARDENT and agrees with the Representatives to assume the remaining
obligations of ARDENT hereunder.

       7.     SURVIVAL OF REPRESENTATIONS AND WARRANTIES; INDEMNIFICATION. The
representations and warranties made in sec.sec. 3 and 4 above shall survive the
Closing and indemnification shall be provided for misrepresentation or breach of
warranty only to the extent specified below:

       (a)    INTEGRA. The representations and warranties of INTEGRA in sec. 3
above shall survive the Closing, provided that (i) the sole remedy of ARDENT in
respect of any misrepresentation or breach of warranty shall be to set off the
amount of any damages, losses, costs and expenses in respect thereof against
payment of any unpaid Merger Consideration, (ii) no such setoff shall be taken
in respect of any matter unless ARDENT shall have given notice thereof in
reasonable detail to the Representatives not later than June 30, 1999, (iii) the
maximum aggregate amount which may be set-off hereunder shall be $750,000, and
no amounts shall be set off unless the aggregate amount to be set off equals or
exceeds $50,000 and (iv) ARDENT shall keep the Representatives advised from time
to time of the status of the matter and, if it involves a legal or
administrative proceeding or other third party claim, ARDENT shall defend
against or settle such matter in a manner which would be reasonably prudent
without regard to such set-off.

       (b)    ARDENT AND THE ACQUISITION SUB. The representations and warranties
of ARDENT and the Acquisition Sub in sec. 4 above shall survive the Closing and
ARDENT shall indemnify the Stockholders from and against any damages, losses,
cost and expenses incurred as a result of misrepresentation or breach of
warranty in respect thereof, provided that (i) the Representatives shall have
given ARDENT notice thereof in reasonable detail not later than June 30, 1999
and (ii) the maximum aggregate amount of any indemnification hereunder shall be
$750,000, and there shall be no indemnification unless the aggregate amount
thereof equals or exceeds $50,000.

       (c)    REPRESENTATIVES.

              (i)    APPOINTMENT AND AUTHORITY. For purposes of this Agreement, 
       the Stockholders have, by the approval of this Agreement in accordance
       with the DGCL, irrevocably consented to the appointment of each of Pamela
       A. Reid and Bradley W. Glaser (each, together with their respective
       permitted assigns, a "Representative" and together, the
       "Representatives," as applicable) to serve as the first representatives
       of the Stockholders and as the first attorneys-in-fact for and on behalf
       of each Stockholder, and the taking by the Representatives of any and all
       actions and the making of any decisions required or permitted to be taken
       by them under this Agreement, including, but not limited to, the exercise
       of the 


                                       24
<PAGE>   26
       power to: (i) agree to, negotiate, enter into settlements and compromises
       of, and demand arbitration and comply with orders of courts and awards of
       arbitrators with respect to any claims made under sec. 7 or otherwise
       hereunder ("Claims"), (ii) resolve any Claims, (iii) designate an entity
       as contemplated by sec. 6(c), (iv) take any action contemplated under
       sec. 2(f), and (v) take all other actions necessary in the judgment of
       the Representatives for the accomplishment of the foregoing and all of
       the other terms, conditions, and limitations of this Agreement. Any
       action taken by, or notice or instruction received from, the
       Representatives will be deemed to be an action by, or notice or
       instruction received from each and all of the Stockholders, and ARDENT
       may rely conclusively on any action taken by the Representatives as being
       authorized and approved by and duly taken on behalf of such stockholders.
       ARDENT will disregard any notice or instruction received from any
       Stockholder other than the Representatives with regards to this
       Agreement. The Representatives shall have unlimited authority and power
       to act on behalf of each Stockholder with respect to this Agreement and
       the disposition, settlement, or other handling of all Claims, notices,
       rights, or obligations arising under this Agreement so long as all
       Stockholders are treated in the same manner in respect of their
       proportional interests.

              (ii)   RESIGNATION, DEATH, DISABILITY OR REMOVAL; SUCCESSORS. 
       Either Representative may resign such position at any time, effective
       immediately upon written notice to ARDENT and the other Representative.
       In the event of the resignation, death or permanent disability of a
       Representative the remaining Representative (or if none remains at such
       time, ARDENT) shall deliver prompt written notice of such resignation,
       death or disability to the Stockholders. Promptly thereafter, a successor
       Representative shall be elected by a majority vote of the Stockholders,
       with each Stockholder having a vote equal to the number of his or her
       INTEGRA Shares held immediately prior to the Effective Time (a "Majority
       Vote"). In addition, the Stockholders may, at any time by Majority Vote,
       remove any Representative provided only that a successor Representative
       is simultaneously appointed. The Stockholders shall cause to be delivered
       to ARDENT and the remaining Representative prompt written notice of the
       election of a successor Representative and, if applicable, the removal of
       a Representative. Each successor Representative shall have all of the
       powers, authority, rights, and privileges conferred by this Agreement
       upon the original Representatives, and the term "Representative" as used
       herein shall be deemed to include any successor Representative.

              (iii)  LIMITATION OF LIABILITY. Neither Representative shall 
       suffer any liability or loss for any act performed or omitted to be
       performed by her or him, either singly or jointly with the other
       Representative, under this Agreement in the absence of adjudicated gross 
       negligence or willful misconduct. Each of the Representatives 


                                       25
<PAGE>   27
       may consult with counsel and other experts as may be reasonably necessary
       to advise her or him with respect to her or his rights and obligations
       hereunder and shall be fully protected by any act taken, suffered,
       permitted, or omitted in good faith in accordance with the advice of such
       counsel or experts. The Representatives shall not be responsible for the
       sufficiency or accuracy of the form, execution, validity or genuineness
       of documents or securities now or hereafter delivered hereunder, or of
       any endorsement thereof or for any lack of endorsement thereon, or for
       any description therein, nor shall they be responsible or liable in any
       respect on account of the identity, authority or rights of the persons
       executing or delivering or purporting to execute or deliver any such
       document, security or endorsement, and each Representative shall be fully
       protected in relying upon any written notice, demand, certificate or
       document which she or he, in good faith, believes to be genuine.

       (iv)   SALARY; INDEMNIFICATION. Each Representative shall be entitled to
       a salary of $2,500 per annum, payable quarterly in advance on July 1,
       October 1, January 1 and April 1 of each year during the period from the
       date hereof until December 31, 2003. In addition, each Representative
       shall be entitled to special compensation at a rate of $50 per hour for
       any non-administrative activities performed with respect to this
       Agreement, such as conducting an audit, involvement with litigation or
       arbitration or facilitating the assignment of the Patent as contemplated
       in the first sentence of sec. 6(d). Clear and detailed accounts of any
       such non-administrative activities shall be maintained by the
       Representatives. Each Representative shall also be entitled to be
       reimbursed for any liabilities of, or other amounts due from, such
       Representative hereunder or in respect of her or his services as such and
       for her or his reasonable out-of-pocket expenses and the reasonable fees
       and disbursements of counsel. Such salary, special compensation and
       reimbursement shall be made from the Stockholders' Fund or, if amounts in
       such fund are insufficient, by ARDENT promptly after written request
       therefor, but in any event not more than 20 days after such request.
       ARDENT shall be entitled to set-off the amount of such payments actually
       made against unpaid Merger Consideration, if any. Notwithstanding the
       foregoing, ARDENT shall not be required at any time to be out-of-pocket
       by more than $25,000 as the result of such payments.

              (v)    DISTRIBUTION OF STOCKHOLDERS' FUND. The Stockholders' Fund
       shall be distributed by the Representatives to the Stockholders in the
       respective portions set forth in Exhibit 2(d)(iii) on or before the
       earlier of July 1, 2004 and the date that the Patent is assigned in
       accordance with the first sentence of sec. 6(d); provided that, in the
       event that any audit, litigation or arbitration is pending at such
       earlier date with respect to this Agreement or the transactions 
       contemplated hereby, the 


                                       26
<PAGE>   28

       Stockholders' Fund shall be retained until six-months after the
       resolution of such audit, litigation or arbitration.

       8.     MISCELLANEOUS.

       (a)    ENTIRE AGREEMENT. This Agreement (including the documents referred
to herein) constitutes the entire agreement among the Parties and supersedes any
prior understandings, agreements, or representations by or among the Parties,
written or oral, to the extent they related in any way to the subject matter
hereof.

       (b)    SUCCESSION AND ASSIGNMENT. This Agreement shall be binding upon 
and inure to the benefit of the Parties named herein and their respective
successors and permitted assigns. Except as specifically provided herein, no
Party may assign either this Agreement or any of its rights, interests or
obligations hereunder without the prior written approval of the other Parties.

       (c)    COUNTERPARTS. This Agreement may be executed in one or more
counterparts, each of which shall be deemed an original but all of which
together will constitute one and the same instrument.

       (d)    GOVERNING LAW. This Agreement shall be governed by and construed 
in accordance with the laws of The Commonwealth of Massachusetts.

       (e)    NOTICES. All notices, requests, demands, claims and other
communications hereunder will be in writing, and any notice, request, demand,
claim or other communication hereunder shall be deemed duly given two business
days after it is sent by registered or certified mail, return receipt requested,
postage prepaid, and addressed to the intended recipient as set forth below:

If to ARDENT:    
              ARDENT Software, Inc.   COPY TO: Choate, Hall & Stewart
              50 Washington Street             Exchange Place
              Westboro, MA 01581-1021          53 State Street
              Attn:  James K. Walsh            Boston, MA  02109
                                               Attn:  Richard N. Hoehn, Esq.


                                       27
<PAGE>   29

If to the
REPRESENTATIVES:
                 Pamela A. Reid        COPY TO: Testa, Hurwitz & Thibeault, LLP
                 313 Oakland Street             125 High Street
                 Wellesley, MA  02181           Boston, MA  02110
                                                Attn: Michael A. Conza, Esq.
                 Bradley W. Glaser
                 539 Concord Road
                 Sudbury, MA  01776
             
Any Party may send any notice, request, demand, claim, or other communication
hereunder to the intended recipient at the address set forth above using any
other means (including personal delivery, expedited courier, messenger service,
telecopy, telex, ordinary mail or electronic mail), but no such notice, request,
demand, claim, or other communication shall be deemed to have been duly given
unless and until it actually is received by the intended recipient. Any Party
may change the address to which notices, requests, demands, claims and other
communications hereunder are to be delivered by giving the other Parties notice
in the manner herein set forth.

       (f)    SEVERABILITY. Any term or provision of this Agreement that is
invalid or unenforceable in any situation in any jurisdiction shall not affect
the validity or enforceability of the remaining terms and provisions hereof or
the validity or enforceability of the offending term or provision in any other
situation or in any other jurisdiction.

       (g)    INCORPORATION OF EXHIBITS AND SCHEDULES. The Exhibits identified 
in this Agreement are incorporated herein by reference and made a part hereof.

       (h)    ARBITRATION. All controversies or claims arising among the Parties
(or their respective successors or permitted assigns) hereunder which are not
resolved within thirty days after either party notifies the other in writing of
the controversy or claim shall be submitted for arbitration on demand of either
ARDENT or the Representatives. Such arbitration proceedings will be conducted in
Boston, Massachusetts and, except as otherwise provided in this Agreement, will
be conducted in accordance with the then current Commercial Arbitration Rules of
the American Arbitration Association. There shall be one arbitrator chosen in
accordance with the standard procedures of such association. The arbitrator will
have the right to award or include in the award any relief which the arbitrator
deems proper in the circumstances, including, but not limited to, money damages,
interest on unpaid amounts, specific performance and other injunctive relief and
reimbursement of arbitration costs. The award and decision of the arbitrator
will be conclusive and binding, and judgment on the award may be entered in any
court of competent jurisdiction. Each party hereto, for itself and its
respective successors and permitted assigns (the stockholders of INTEGRA and the
Representatives shall be deemed parties for purposes hereof), acknowledges that
any arbitration award may be enforced in a court of competent jurisdiction and
waives any right to contest the validity or enforceability of such award.


                                       28
<PAGE>   30
       (i)    THIRD PARTY BENEFICIARIES. The provisions of sec. 6(a) above are 
made for the benefit of Window to Wall Street and the provisions of sec.6(b)
above are made for the benefit of the Non-continuing Employees; such provisions
shall survive the consummation of the Merger, shall be binding on all successors
and assigns of ARDENT and shall be enforceable by Window to Wall Street, with
respect to sec. 6(a), and the Non-continuing Employees, with respect to sec.
6(b). The other covenants and the representations and warranties of ARDENT and
related provisions hereof are made for the benefit of the Stockholders. Such
provisions shall survive the consummation of the Merger (subject to sec. 7(b)
above), shall be binding on all successors and assigns of ARDENT, and shall be
enforceable by the Representatives on behalf of the Stockholders.

       IN WITNESS WHEREOF, the Parties hereto have executed this Agreement under
seal as of the date first above written.

                    ARDENT SOFTWARE, INC.



                           /s/ James K. Walsh             
                    --------------------------------------
                    By:    James K. Walsh
                    Title: Vice President, General Counsel



                    DOVETAIL ACQUISITION CORP.


                           /s/ James K. Walsh                       
                    --------------------------------------
                    By:    James K. Walsh
                    Title: Vice President, General Counsel



                    INTEGRASOFT, INC.


                           /s/  Pamela A. Reid                 
                    --------------------------------------
                    By:    Pamela A. Reid
                    Title: Chief Executive Officer


                                       29
<PAGE>   31
                                   APPENDIX I
                TO AGREEMENT OF MERGER DATED AS OF JUNE 4, 1998
                   AMONG ARDENT, ACQUISITION SUB AND INTEGRA


                             CERTAIN DEFINED TERMS


       "ADDITIONAL CONSIDERATION" has the meaning set forth in sec. 2(e).

       "AFFILIATES" has the meaning set forth in Rule 12b-2 of the regulations
promulgated under the Securities Exchange Act.

       "AFFILIATED GROUP" means any affiliated group within the meaning of Code
sec. 1504(a).

       "ACQUISITION SUB" has the meaning set forth in the preface.

       "ARDENT" has the meaning set forth in the preface.

       "BASIS" means any past or present fact, situation, circumstance, status,
condition, activity, practice, plan, occurrence, event, incident, action,
failure to act, or transaction that forms or could form the basis for any
specified consequence.

       "CERTIFICATE OF MERGER" has the meaning set forth in sec. 2(b).

       "CLAIMS" has the meaning set forth in sec. 7(c)(i)

       "CLOSING" has the meaning set forth in sec. 2(b).

       "CLOSING DATE" has the meaning set forth in sec. 2(b).

       "COBRA" means the Consolidated Omnibus Budget Reconciliation Act of 1986,
as amended.

       "CODE" means the Internal Revenue Code of 1986, as amended, and the
Treasury Regulations promulgated thereunder.

       "CONTROLLED GROUP OF CORPORATIONS" means members of a controlled group of
corporations, trades or businesses which are under common control, or affiliated
service groups, within the meaning set forth in Code sec.sec. 414(b), (c), and
(m), respectively, and as further provided in Code sec. 414(o).


                                       30
<PAGE>   32
       "DELAWARE GENERAL CORPORATION LAW" means Title 8, Chapter 1, of the
Delaware Code, as amended. 

       "DISCLOSURE SCHEDULE" has the meaning set forth in sec. 3.

       "DOVETAIL ACQUISITION CORP." has the meaning set forth in the preface.

       "DOVETAIL CONSIDERATION" has the meaning set forth in sec. 2(c)(v).

       "EFFECTIVE TIME" has the meaning set forth in sec. 2(c)(i).

       "EMPLOYEE BENEFIT PLAN" means any (a) nonqualified deferred compensation
or retirement plan or arrangement which is an Employee Pension Benefit Plan, (b)
qualified defined contribution retirement plan or arrangement which is an
Employee Pension Benefit Plan, (c) qualified defined benefit retirement plan or
arrangement which is an Employee Pension Benefit Plan (including any
Multiemployer Plan), or (d) Employee Welfare Benefit Plan or material fringe
benefit plan or program.

       "EMPLOYEE PENSION BENEFIT PLAN" has the meaning set forth in ERISA sec.
3(2) and the regulations promulgated thereunder.

       "EMPLOYEE WELFARE BENEFIT PLAN" has the meaning set forth in ERISA sec.
3(1) and the regulations promulgated thereunder.

       "ENVIRONMENTAL, HEALTH, AND SAFETY LAWS" means the Comprehensive
Environmental Response, Compensation and Liability Act of 1980, the Resource
Conservation and Recovery Act of 1976, and the Occupational Safety and Health
Act of 1970, each as amended, together with all other laws (including rules,
regulations, codes, plans, injunctions, judgments, orders, decrees, rulings, and
charges thereunder) of federal, state, local, and foreign governments (and all
agencies thereof) concerning pollution or protection of the environment, public
health and safety, or employee health and safety, including laws relating to
emissions, discharges, releases, or threatened releases of pollutants,
contaminants, or chemical, industrial, hazardous, or toxic materials or wastes
into ambient air, surface water, ground water, or lands or otherwise relating to
the manufacture, processing, distribution, use, treatment, storage, disposal,
transport, or handling of pollutants, contaminants, or chemical, industrial,
hazardous, or toxic materials or wastes.

       "ERISA" means the Employee Retirement Income Security Act of 1974, as
amended, and the regulations promulgated thereunder.

       "EXTREMELY HAZARDOUS SUBSTANCE" has the meaning set forth in sec. 302 of
the Emergency Planning and Community Right-to-Know Act of 1986, as amended.


                                       31
<PAGE>   33
       "FIDUCIARY" has the meaning set forth in ERISA sec. 3(21).

       "FINANCIAL STATEMENTS" has the meaning set forth in sec. 3(g). 

       "GAAP" means United States generally accepted accounting principles as in
effect from time to time.

       "INTEGRA" has the meaning set forth in the preface.

       "INTEGRA CONTROLLED GROUP MEMBER" has the meaning set forth in sec.
3(x)(i).

       "INTEGRA SHARES" means any share of the Common Stock, no par value per
share, of INTEGRA.

       "INTELLECTUAL PROPERTY" means (a) all inventions (whether patentable or
unpatentable and whether or not reduced to practice), all improvements thereto,
and all patents, patent applications, and patent disclosures, together with all
reissuances, continuations, continuations-in-part, revisions, extensions, and
reexaminations thereof, (b) all trademarks, service marks, trade dress, logos,
trade names, and corporate names, together with all translations, adaptations,
derivations, and combinations thereof and including all goodwill associated
therewith, and all applications, registrations, and renewals in connection
therewith, (c) all copyrightable works, all copyrights, and all applications,
registrations, and renewals in connection therewith, (d) all mask works and all
applications, registrations, and renewals in connection therewith, (e) all trade
secrets and confidential business information (including ideas, research and
development, know-how, formulas, compositions, manufacturing and production
processes and techniques, technical data, designs, drawings, specifications,
customer and supplier lists, pricing and cost information, and business and
marketing plans and proposals), (f) all computer software (including data and
related documentation), (g) all other proprietary rights, and (h) all copies and
tangible embodiments thereof (in whatever form or medium).

       "KNOWLEDGE" means actual knowledge.

       "LIABILITIES" means any liability (whether known or unknown, whether
asserted or unasserted, whether absolute or contingent, whether accrued or
unaccrued, whether liquidated or unliquidated, and whether due or to become
due), including any liability for Taxes.

       "MAJORITY VOTE" has the meaning set forth in sec. 7(c)(ii).

       "MERGER" has the meaning set forth in sec. 2(a).

       "MERGER CONSIDERATION" has the meaning set forth in sec. 2(c)(v).


                                       32
<PAGE>   34
       "MOST RECENT BALANCE SHEET" means the balance sheet contained within the
Most Recent Financial Statements.

       "MOST RECENT FISCAL MONTH END" has the meaning set forth in sec. 3(g).

       "MOST RECENT FISCAL QUARTER END" has the meaning set forth in sec. 4(d).

       "MOST RECENT FINANCIAL STATEMENTS" has the meaning set forth in sec.
3(g).

       "MOST RECENT FISCAL YEAR END" has the meaning set forth in sec. 3(g).

       "MULTIEMPLOYER PLAN" has the meaning set forth in ERISA sec. 3(37).

       "NON-CONTINUING EMPLOYEES" has the meaning set forth in sec. 6(b).

       "ORDINARY COURSE OF BUSINESS" means the ordinary course of business
consistent with past custom and practice (including with respect to quantity and
frequency).

       "PARTIES" has the meaning set forth in the preface.

       "PBGC" means the Pension Benefit Guaranty Corporation.

       "PERSON" means an individual, a partnership, a corporation, an
association, a joint stock company, a trust, a joint venture, an unincorporated
organization, or a governmental entity (or any department, agency, or political
subdivision thereof).

       "PRODUCT REVENUES" has the meaning set forth in sec. 2(d)(ii).

       "PROHIBITED TRANSACTION" has the meaning set forth in ERISA sec. 406 and
Code sec. 4975.

       "PUBLIC REPORTS" has the meaning set forth in sec. 4(d).

       "QUALIFIED PLAN" has the meaning set forth under sec. 401(a) of the Code.

       "REPORTABLE EVENT" has the meaning set forth in ERISA sec. 4043.

       "REPRESENTATIVE" has the meaning set forth in sec. 6(c).

       "REVENUE PERIOD" has the meaning set forth in sec. 2(d)(ii).


                                       33
<PAGE>   35
       "SECURITY INTEREST" means any mortgage, pledge, lien, encumbrance,
charge, or other security interest, OTHER THAN (a) mechanic's, materialman's,
and similar liens, (b) liens for taxes not yet due and payable or for taxes that
the taxpayer is contesting in good faith through appropriate proceedings, (c)
purchase money liens and liens securing rental payments under capital lease
arrangements, and (d) other liens arising in the Ordinary Course of Business and
not incurred in connection with the borrowing of money. "Stockholders" has the
meaning set forth in the preface.

       "STOCKHOLDERS' FUND" has the meaning set forth in sec. 2(d)(iii)(D).

       "SUBSIDIARY" means any corporation with respect to which a specified
Person (or a Subsidiary thereof) owns a majority of the common stock or has the
power to vote or direct the voting of sufficient securities to elect a majority
of the directors.

       "SURVIVING CORPORATION" has the meaning set forth in sec. 2(a).

       "TAX" means any federal, state, local, or foreign income, gross receipts,
license, payroll, employment, excise, severance, stamp, occupation, premium,
windfall profits, environmental (including taxes under Code sec. 59A), customs
duties, capital stock, franchise, profits, withholding, social security (or
similar), unemployment, disability, real property, personal property, sales,
use, transfer, registration, value added, alternative or add-on minimum,
estimated, or other tax of any kind whatsoever, including any interest, penalty,
or addition thereto, whether disputed or not.

       "TAX RETURNS" means any return, declaration, report, claim for refund, or
information return or statement relating to Taxes, including any schedule or
attachment thereto, and including any amendment thereof.


                                       34

<PAGE>   1
                                                                    Exhibit 21.1

SUBSIDIARIES OF ARDENT

Ardent Software Pty. Ltd.
AUSTRALIA

Unidata Asia Pacific Pty. Ltd.
AUSTRALIA

Ardent Software Ltd.
UNITED KINGDOM

VMARK Software, Ltd.
UNITED KINGDOM

Unidata UK Ltd.
UNITED KINGDOM

VMARK Software UK Ltd.
UNITED KINGDOM

Ardent Software France SA
FRANCE

O2 Technology Ltd.
UNITED KINGDOM

O2 Technology, Inc.
UNITED STATES

Unidata France SA
FRANCE

VMARK Software GmbH
GERMANY

Ardent Software GmbH.
GERMANY

Ardent Japan K.K.
JAPAN

Ardent Software Africa Pty. Ltd.
SOUTH AFRICA

Ardent Software Canada Company
CANADA

Unidata Canada, Ltd.
CANADA

VMARK Holding Corp.

VMARK Canada, Inc.
CANADA

Easel Security Corp.
MASSACHUSETTS, UNITED STATES

VMARK Software FSC, Inc.
US Virgin Islands

<PAGE>   1
 
                                                                    EXHIBIT 23.1
 
                         INDEPENDENT AUDITORS' CONSENT
 
     We consent to the use in this Registration Statement on Form S-4 of Ardent
Software, Inc. of our report dated January 22, 1999 appearing in the Proxy
Statement/Prospectus, which is a part of such Registration Statement, and to the
reference to us under the headings "Summary Historical Financial Data" and
"Experts" in such Proxy Statement/Prospectus.
 
                                          DELOITTE & TOUCHE LLP
 
Boston, Massachusetts
March 1, 1999

<PAGE>   1
 
                                                                    EXHIBIT 23.2
 
                       CONSENT OF INDEPENDENT ACCOUNTANTS
 
     We consent to the inclusion in this proxy statement/prospectus of our
report dated October 25, 1996, on our audit of the financial statements of
Unidata, Inc. and Subsidiaries. We also consent to the reference to our firm
under the caption "Experts".
 
                                          PRICEWATERHOUSECOOPERS LLP
 
Denver, CO
March 2, 1999

<PAGE>   1
 
                                                                    EXHIBIT 23.3
 
                       CONSENT OF INDEPENDENT ACCOUNTANTS
 
     We consent to the inclusion in the Registration Statement of Ardent
Software, Inc. on Form S-4 of our report dated March 1, 1999, which contains an
explanatory paragraph related to the Company's ability to continue as a going
concern, on our audits of the consolidated financial statements of Prism
Solutions, Inc. and subsidiaries. We also consent to the reference to our firm
under the caption "Experts."
 
                                          PRICEWATERHOUSECOOPERS LLP
 
San Jose, California
March 2, 1999

<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM (A) ARDENT'S
FINANCIAL STATEMENTS AS OF AND FOR THE YEAR ENDED DECEMBER 31, 1998. AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH (B) REGISTRATION ON FORM S-4.
</LEGEND>
<MULTIPLIER> 1
<CURRENCY> U.S. DOLLARS
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               DEC-31-1998
<EXCHANGE-RATE>                                      1
<CASH>                                      24,167,000
<SECURITIES>                                         0
<RECEIVABLES>                               24,589,000
<ALLOWANCES>                                 3,351,000
<INVENTORY>                                          0
<CURRENT-ASSETS>                            52,101,000
<PP&E>                                      21,320,000
<DEPRECIATION>                              14,733,000
<TOTAL-ASSETS>                              82,804,000
<CURRENT-LIABILITIES>                       39,014,000
<BONDS>                                              0
                                0
                                          0
<COMMON>                                       157,000
<OTHER-SE>                                  43,633,000
<TOTAL-LIABILITY-AND-EQUITY>                82,804,000
<SALES>                                     70,200,000
<TOTAL-REVENUES>                           119,260,000
<CGS>                                        7,953,000
<TOTAL-COSTS>                               30,464,000
<OTHER-EXPENSES>                            84,218,000
<LOSS-PROVISION>                               860,000
<INTEREST-EXPENSE>                             389,000
<INCOME-PRETAX>                              4,768,000
<INCOME-TAX>                                 3,131,000
<INCOME-CONTINUING>                          1,637,000
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 1,637,000
<EPS-PRIMARY>                                     0.11
<EPS-DILUTED>                                     0.10
        

</TABLE>

<PAGE>   1
                                                                  EXHIBIT 99.1


                              PRISM SOLUTIONS, INC.
             PROXY SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS OF
            PRISM SOLUTIONS, INC. FOR SPECIAL MEETING, MARCH __ 1999

     The undersigned hereby appoints James W. Ashbrook and Warren M. Weiss, and
each of them, as proxies, each with the power of substitution, and hereby
authorizes them to vote all shares of Common Stock which the undersigned is
entitled to vote at a Special Meeting of Prism Solutions, Inc. (the "Company"),
to be held at the principal office of the Company located at 1000 Hamlin Court,
Sunnyvale, California, on March __, 1999, at 10:00 a.m., local time, and at
any adjournments or postponements thereof (1) as hereinafter specified upon the
proposal listed on the reverse side and as more particularly described in the
Company's Proxy Statement and (2) in their sole discretion upon such other
matters as may properly come before the meeting.

     The undersigned hereby acknowledges receipt of the (1) Notice of Special
Meeting of Stockholders of the Company and (2) accompanying Proxy Statement.

        WHETHER OR NOT YOU PLAN TO ATTEND THE MEETING IN PERSON, YOU ARE
      URGED TO SIGN AND PROMPTLY MAIL THIS PROXY IN THE RETURN ENVELOPE SO
               THAT YOUR STOCK MAY BE REPRESENTED AT THE MEETING.

                   CONTINUED AND TO BE SIGNED ON REVERSE SIDE:

_   Please mark vote as in this example.

To approve and adopt the Agreement and Plan of Merger and Reorganization, dated
as of November 19, 1998, by and among Ardent Software, Inc., Aquarius
Acquisition Corp. ("Merger Sub") and Prism Solutions, Inc. and to approve the
merger of Merger Sub with and into Prism Solutions, Inc.

   [  ] FOR                   [ ] AGAINST                     [ ] ABSTAIN

THIS PROXY WILL BE VOTED AS DIRECTED.  IN THE ABSENCE OF DIRECTION,
THIS PROXY WILL BE VOTED FOR THE PROPOSAL. In their discretion, the Proxies are 
authorized to vote upon such other matters as may properly come before the 
meeting.

Mark here for address change and note at left [ ] 
Mark here if you plan to attend the meeting [ ]

PLEASE SIGN EXACTLY AS YOUR NAME(S) APPEAR. IF MORE THAN ONE NAME APPEARS, ALL
MUST SIGN.


SIGNATURE ________________DATE ________  SIGNATURE ________________DATE ________




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