EXHIBIT 99.1


                    CERTIFICATION OF CHIEF EXECUTIVE OFFICER
                           AND CHIEF FINANCIAL OFFICER
                                   PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

        I, Jonathan Judge, certify, pursuant to 18 U.S.C. Section 1350, as
adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the
Quarterly Report of Crystal Decisions, Inc. on Form 10-Q for the three months
ended September 27, 2002 fully complies with the requirements of Section 13(a)
or 15(d) of the Securities Exchange Act of 1934, as amended, and that
information contained in such Quarterly Report on Form 10-Q fairly presents in
all material respects the financial condition and results of operations of
Crystal Decisions, Inc.


                                      By: /s/ Jonathan Judge
                                          --------------------------------------
                                          Jonathan Judge
                                          President and Chief Executive Officer


        I, Eric Patel, certify, pursuant to 18 U.S.C. Section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the Quarterly
Report of Crystal Decisions, Inc. on Form 10-Q for the three months ended
September 27, 2002 fully complies with the requirements of Section 13(a) or
15(d) of the Securities Exchange Act of 1934, as amended, and that information
contained in such Quarterly Report on Form 10-Q fairly presents in all material
respects the financial condition and results of operations of Crystal Decisions,
Inc.


                                      By: /s/ Eric Patel
                                          --------------------------------------
                                          Eric Patel
                                          Chief Financial Officer