Relational algebra, Database Management System

 Relational Algebra is a set of basic operations used to influence the data in relational model. These operations allow the user to specify basic retrieval request. The result of retrieval is a new relation, produced from one or more relations. These operations can be divided  in two categories:

•  Basic Set Operations





•  Relational Operations

1)   JOIN




Posted Date: 3/6/2013 5:40:47 AM | Location : United States

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