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Basic question?What 's the key if there 's no FD(Functional Dependencies)?

From: <saturnlee_at_yahoo.com>
Date: 29 Oct 2006 13:54:36 -0800
Message-ID: <1162158876.794350.29460@f16g2000cwb.googlegroups.com> 





 I have a basic question.


Suppose there are 3 attributes: A,B and C.
And there are no FD(trivial and non trivial )



What 's the key for it? ABC or nothing???
Received on Sun Oct 29 2006 - 15:54:36 CST












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