What are entity-relationship diagrams and how are they used? What symbol is used for a relationship? What
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What are entity-relationship diagrams and how are they used? What symbol is used for a relationship? What is an associative entity? Provide an example.
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Entityrelationship diagrams ERDs are graphical rep...View the full answer
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Related Book For 
Systems Analysis and Design
ISBN: 978-1305494602
11th Edition
Authors: Scott Tilley, Harry J. Rosenblatt
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