Re: Distributed foreign keys (was Re: Category Types)
From: Mikito Harakiri <mikharakiri_at_ywho.com>
Date: Wed, 18 Jun 2003 14:12:44 -0700
Message-ID: <6I4Ia.17$t13.195_at_news.oracle.com>
Date: Wed, 18 Jun 2003 14:12:44 -0700
Message-ID: <6I4Ia.17$t13.195_at_news.oracle.com>
"Paul Vernon" <paul.vernon_at_ukk.ibmm.comm> wrote in message
news:bcq3u8$201s$1_at_gazette.almaden.ibm.com...
> Hugh Darwen has a proposal for such "distributed foreign key" shorthands
in
> this presentation.
>
>
http://www.hughdarwen.freeola.com/TheThirdManifesto.web/Missing-info-without
-nulls.pdf
Regarding the presentation, for the person who earns no salary, can't we just assume that the salary is 0? (That is what I thought 0 number abstraction is for;-) Received on Wed Jun 18 2003 - 23:12:44 CEST