>>Is there a GUI tool for creating referential integrity between tables in SQL 2005? Or do need to do this via the ALTER TABLE command?
>Do you have SQL Server Management Studio? (it can be downloaded for free)
>I am pretty sure you can set up referential integrity between tables with that.
>If you have VS2005 pro you can also set up referential integrity in the server explorer.

I must be blind, which particular part of those tools are you referring to?