1 EXHIBT 23 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in the Registration statement (Form S-8, No. 33-77160) pertaining to the Data Research Associates, Inc. 401(k) Profit Sharing Plan of our report dated December 10, 1998, with respect to the financial statements and Annual Report (Form 11-K) for the year ended September 30, 1998. /s/Ernst & Young LLP - -------------------------- St. Louis, Missouri March 26, 1999