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Re: foundations of relational theory?

From: Andrew McAuley <amcauley_notreally_at_sprezzatura.com>
Date: Fri, 31 Oct 2003 17:34:09 +0000 (UTC)
Message-ID: <bnu6eh$ec5$1@titan.btinternet.com> 





"Mikito Harakiri" <mikharakiri_at_iahu.com> wrote in message
news:v0xob.18$T3.34_at_news.oracle.com...



> Did I made substitution correctly? I don't think I'm able to make any

sence


> out of the second part telling something about domain level constraints.




No but thank you for trying to clarify.



In the original I would use a derived column. In your replacement I would
use a domain constraint.
Received on Fri Oct 31 2003 - 11:34:09 CST












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