Re: A simple situation shows confusion about basic concepts
From: Laconic2 <laconic2_at_comcast.net>
Date: Tue, 26 Oct 2004 14:20:32 -0400
Message-ID: <ReSdnd6AQ-CqMePcRVn-jA_at_comcast.com>
Date: Tue, 26 Oct 2004 14:20:32 -0400
Message-ID: <ReSdnd6AQ-CqMePcRVn-jA_at_comcast.com>
<danatcofo_at_gmail.com> wrote in message news:1098799506.542882.182640_at_c13g2000cwb.googlegroups.com...
> KB
> -------------------------
> uc_id1 PK,FK
> uc_id2 PK,FK
> relationshipType
> -------------------------
I disagree. there could be more than one relationship type between the
same two UC's.
The PK is the whole relation, IMO.