Under what circumstances in a specialization is it possible for both one superclass to be related to

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Under what circumstances in a specialization is it possible for both one superclass to be related to more than one subclasses and one subclass to be related to one or more superclasses?

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Data Modeling and Database Design

ISBN: 978-1285085258

2nd edition

Authors: Narayan S. Umanath, Richard W. Scammel

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Question Posted: Apr 21, 2016 06:26 AM

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Under what circumstances in a specialization is it possible for both one superclass to be related to

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Data Modeling and Database Design

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