normalization review
From: landonkelsey <u36972_at_uwe>
Date: Mon, 27 Aug 2007 02:28:41 GMT
Message-ID: <774cc329c1476_at_uwe>
What normal form is violated here?
What could fix the problem?
Date: Mon, 27 Aug 2007 02:28:41 GMT
Message-ID: <774cc329c1476_at_uwe>
What normal form is violated here?
What could fix the problem?
A telephone call is uniquely identified by telephone number and time of call. These candidate keys compose the composite primary key. There is another attribute/column “telephone location”.
telephone number | time of call | telephone location(precise)
Received on Mon Aug 27 2007 - 04:28:41 CEST