Re: c.d.theory glossary - RELATION
From: Laconic2 <laconic2_at_comcast.net>
Date: Mon, 3 May 2004 15:15:56 -0400
Message-ID: <8p6dnd1z4OqsBwvd4p2dnA_at_comcast.com>
Date: Mon, 3 May 2004 15:15:56 -0400
Message-ID: <8p6dnd1z4OqsBwvd4p2dnA_at_comcast.com>
I looked over the Codd paper over the weekend. In the paper, Codd
distinguishes between "RELATIONS" and "RELATIONSHIPS".
I don't the the difference between what Codd called a "relationship" in
that paper and what Peter Chen called a "Relationship" when he introduced
the E-R model.