Define subtype and supertype. Give an example of a subtypesupertype relationship (other than one presented in this
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Define subtype and supertype. Give an example of a subtype–supertype relationship (other than one presented in this chapter).
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A supertype is an entity class that contains a set of attributes common ...View the full answer
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Related Book For
Database Processing Fundamentals, Design, and Implementation
ISBN: 978-0133876703
14th edition
Authors: David M. Kroenke, David J. Auer
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