When would you create a generalization/specialization relationship, and when would you create a category or union type?

Question:

When would you create a generalization/specialization relationship, and when would you create a category or union type? Explain with examples.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question

Database Design Using Entity Relationship Diagrams

ISBN: 9781032017181

3rd Edition

Authors: Sikha Saha Bagui, Richard Walsh Earp

Question Posted: