Joe Celko is an Atlanta-based guru with Northern Lights Software Ltd. and a member of the ANSI X3H2 Database Standards Committee. He is also the author of two books on SQL: SQL For Smarties (Morgan-Kaufmann) and Instant SQL (Wrox Press). You can contact Joe via CompuServe at 71062,1056 or via email at 71062.1056@compuserve.com.
Joe writes the SQL for Smarties column in DBMS. The Article Index by Author lists Joe's articles.