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Re: Difference between the diffrent keys

From: -CELKO- <jcelko212_at_earthlink.net>
Date: 4 Nov 2005 06:00:06 -0800
Message-ID: <1131112806.705325.93110@g14g2000cwa.googlegroups.com> 





A superkey has a key inside it as subset of its attributes.



A candidate key is one of many possible keys.



If you can find an old copy of DATA & DATABASES, it might help.
Received on Fri Nov 04 2005 - 08:00:06 CST












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