Check constraints are supported in all of the major DBMS products, including DB2, Oracle, and SQL Server. But they are too-often ignored and not implemented in production databases. Properly defined, ...

SQL Server 2000I need to change the collation for a database from case senstitive to case insensitive. ALTER DATABASE COLLATE SQL_Latin1_General_CI_AS When I try to so, I get a whole slew of ...

I've got an interesting constraint I'm trying to add to our database. I can do with with triggers, but am curious if there is a more elegant way to do this in T-SQL (SQL2005, FWIW) We have two ...