Re: foundations of relational theory?
From: Andrew McAuley <amcauley_notreally_at_sprezzatura.com>
Date: Fri, 31 Oct 2003 16:54:00 +0000 (UTC)
Message-ID: <bnu438$aoj$1_at_sparta.btinternet.com>
Date: Fri, 31 Oct 2003 16:54:00 +0000 (UTC)
Message-ID: <bnu438$aoj$1_at_sparta.btinternet.com>
"Mikito Harakiri" <mikharakiri_at_iahu.com> wrote in message
news:BUvob.16$T3.164_at_news.oracle.com...
> Change equality to inequality.
>
Change from a derived column to a domain level constraint.
Received on Fri Oct 31 2003 - 17:54:00 CET