If you head over to http://channel9.msdn.com you might be able to find a video (a month or two ago I think) which is a tour of SQL Server's automated testing facility, it is pretty impressive. -----Original Message----- From: Lex de Haan [mailto:lex.de.haan@xxxxxxxxxxxxxx]=20 Sent: Friday, April 22, 2005 12:39 PM To: thomas.mercadante@xxxxxxxxxxxxxxxxx; Post, Ethan; 'Pete Sharman'; 'Christian Antognini' Cc: oracle-l@xxxxxxxxxxxxx Subject: RE: rm RULE based optimizer !=3D GOOD IDEA you don't have the faintest idea about the size and complexity of Oracle's regression tests, and the frequency they run with ... bug-free software is an utopia. kind regards, Lex. =20 --------------------------------------------- Visit my website at http://www.naturaljoin.nl --------------------------------------------- -- //www.freelists.org/webpage/oracle-l