Present an EER diagram that has a union type, a disjoint relationship, and an overlapping relationship. Also
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Present an EER diagram that has a union type, a disjoint relationship, and an overlapping relationship. Also include shared subclasses with dif erent keys. Include primary keys and a minimal set of attributes and finally map this to a relational database. Write out the structured English to explain your diagram.
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Related Book For
Database Design Using Entity Relationship Diagrams
ISBN: 9781032017181
3rd Edition
Authors: Sikha Saha Bagui, Richard Walsh Earp
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