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Re: Separate foreign keys with shared ID space

From: Laconic2 <laconic2_at_comcast.net>
Date: Mon, 2 Aug 2004 18:01:43 -0400
Message-ID: <dqKdnYKfZI3MJJPcRVn-sA@comcast.com> 






"Christian Antognini" <christian.antognini_at_trivadis.com> wrote in message
news:410affcf$1_at_post.usenet.com...



> A PK should have no business meaning. Therefore, I'll not add such a

column


> to the primary key.




This is too strongly stated.



The following sounds better to me:



A PK should have no business meaning other than to identify (an instance of)
an entity or a (reified) relationship.
Received on Mon Aug 02 2004 - 17:01:43 CDT












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