Re: NULLs in primary keys

Posted in 1994

"Paul Hatcher" — Mon, 26 Sep 1994 06:23:31 GMT — source: Informix-list mailing list archive (1991-1998)

Andy, Actually using NULLs in a primary key violates one of the original Codd rules. Paul Hatcher Graduate Associates Ltd +44 81 840 3110 - Phone phatcher@cix.compulink.co.uk +44 81 567 1894 - Fax