Re: SUPPORT FOR DECLARATIVE TRANSITION CONSTRAINTS
Date: Tue, 21 Sep 2010 10:02:41 -0700 (PDT)
Message-ID: <205df751-f934-4385-855e-3852b2fcf055_at_m1g2000vbh.googlegroups.com>
On 21 sep, 04:47, Brian <br..._at_selzer-software.com> wrote:
See my other reply.
> Since it is obvious that
I would have hoped it was equally obvious to anyone that nor can
objectid's, or whatever other kind of meaningless identifying
construct one wishes to use.
After all, wasn't it you who suggested that Codd wrote that even
> keys cannot be relied upon to provide that precise determination,