Describe how an arbitrary Data log rule can be expressed as an extended relational algebra view.

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Database System Concepts

ISBN: 978-0072554816

4th Edition

Authors: Henry F. Korth, S. Sudarshan

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Question Posted: Jan 28, 2011 05:54 AM

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Describe how an arbitrary Data log rule can be expressed as an extended relational algebra view.

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A Datalog rule has two parts the head and the body The body is a comma separated list of literals A positive literal has the form pt1 t2 tn where p is ...View the full answer

Database System Concepts

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