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## Unit 5 Formal Relational Languages cs.ubc.ca

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1 Preliminaries University of Toronto

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The basic set of operations for the relational model is the relational algebra. These operations operation. For example, Rename operation ( ПЃ ) Results of Example вЂ“ О  name, author Rename Operation. Results in relational algebra are just the relations without any name, the rename operation allows to rename the

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