xml-dev - RE: [xml-dev] key constraint question

RE: [xml-dev] key constraint question

[ Lists Home | Date Index | Thread Index ]

To: "'Bill Riegel'" <BRiegel@lgc.com>, xml-dev@lists.xml.org
Subject: RE: [xml-dev] key constraint question
From: Jeff Lowery <Jeff.Lowery@creo.com>
Date: Fri, 16 May 2003 10:17:44 -0700

Why not have a single, mandatory Primary relation A -> B, with B maintaining
the secondary optional relation: B -> B'?   You can get from A -> B' via
A->B->B' navigation.

Follow-Ups:
- Re: [xml-dev] key constraint question
  - From: "Chiusano Joseph" <chiusano_joseph@bah.com>

Prev by Date: Re: [xml-dev] One (jaundiced?) view of Microsoft's vision for XML
Next by Date: Re: [xml-dev] key constraint question
Previous by thread: key constraint question
Next by thread: Re: [xml-dev] key constraint question
Index(es):
- Date
- Thread