Re: candidate keys in abstract parent relations
From: Leif B. Kristensen <junkmail2_at_solumslekt.org>
Date: Thu, 19 Jan 2006 22:42:27 +0100
Message-ID: <rp6dnWUexNVemk3e4p2dnA_at_telenor.com>
Date: Thu, 19 Jan 2006 22:42:27 +0100
Message-ID: <rp6dnWUexNVemk3e4p2dnA_at_telenor.com>
Forrest L Norvell skrev:
> If names are a poor key, and candidate keys are tied to identity, what
> are good keys for a named entity (like a person)?
Like in a genealogy database, there really aren't many choices except for a sequential integer primary key.
-- Leif Biberg Kristensen http://solumslekt.org/Received on Thu Jan 19 2006 - 22:42:27 CET