Re: By The Dawn's Normal Light
From: Alfredo Novoa <alfredo_at_ncs.es>
Date: 22 Oct 2004 17:21:36 -0700
Message-ID: <e4330f45.0410221621.3eac8eb9_at_posting.google.com>
Date: 22 Oct 2004 17:21:36 -0700
Message-ID: <e4330f45.0410221621.3eac8eb9_at_posting.google.com>
"Ja Lar" <jalar_at_nomail.com> wrote in message news:<clalor$po7$1_at_news.net.uni-c.dk>...
> > A table represents a set if and only if there is a candidate key.
> You are moving the concept of normal form from the logical level to the
> physical level.
Why?
Candidate keys are at the logical level.
Regards Received on Sat Oct 23 2004 - 02:21:36 CEST