Re: MV Keys
From: JOG <jog_at_cs.nott.ac.uk>
Date: 7 Mar 2006 06:43:49 -0800
Message-ID: <1141742629.367662.30310_at_i39g2000cwa.googlegroups.com>
Date: 7 Mar 2006 06:43:49 -0800
Message-ID: <1141742629.367662.30310_at_i39g2000cwa.googlegroups.com>
Jon Heggland wrote:
> That depends on which definition you consider "the" definition. I like
> Date's: A relation consists of a heading (a set of attribute name /
> domain pairs), and a body, which is a set of tuples conforming to the
> heading. A tuple is a set of attribute name / domain / value triplets.
Ah the magic 'header'. As I understand it, not even Pascal approves of this definition. Received on Tue Mar 07 2006 - 15:43:49 CET