PL/SQL, Database Management System

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Posted Date: 10/12/2012 2:19:04 PM | Location : United States







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By using the delete operation some consisting records can be deleted from a relation. To delete some definite records from the database a condition is also specified based on which

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Candidate Key:  In a relation R, a candidate key for R is a subset of the set of attributes of R, which have the differnt two properties: (1)        Uniqueness:                N

to develop elrctronic database from manual forms