Database Systems: Design, Implementation, & Management
Database Systems: Design, Implementation, & Management
13th Edition
ISBN: 9781337627900
Author: Carlos Coronel, Steven Morris
Publisher: Cengage Learning
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Chapter 4, Problem 1P

Explanation of Solution

ER Diagram:

The following figure illustrates the Entity Relationship Diagram (ERD) for given business rules in Crow’s Foot notation:

Explanation:

  • The “ASSIGNMENT” entity is optional for the “PROJECT”, because it allows a user to create a new project without creating a new assignment...

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