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Re: MV Keys

From: Marshall Spight <marshall.spight_at_gmail.com>
Date: 2 Mar 2006 21:54:25 -0800
Message-ID: <1141365265.850165.33910@t39g2000cwt.googlegroups.com> 





David Cressey wrote:

>




> Is a "tuple valued attribute"  the same thing as a "relation valued

> attribute, constrained to a cardinality of one"?




It is to my current way of thinking.



I don't see much point to tuple-valued attributes, but I don't
see any reason to forbid them, either.




Marshall
Received on Thu Mar 02 2006 - 23:54:25 CST












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