Foreign key refer to unique constraint????
From: KULJEET <kuljeet_twtpl_at_hotmail.com>
Date: 20 Jan 2004 05:44:44 -0800
Message-ID: <febbed51.0401200544.7256a5a2_at_posting.google.com>
Date: 20 Jan 2004 05:44:44 -0800
Message-ID: <febbed51.0401200544.7256a5a2_at_posting.google.com>
foreign key also refer to unique constraint. (GREAT...)
1.then table that containt unique constraint act as master table????? 2.IS unique constraint will replace with primary key?? 3.Is unique constraint gives all fuctionality as primary key constraint???
thanks
kuljeet pal singh
Received on Tue Jan 20 2004 - 14:44:44 CET