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 5, Problem 3P

Explanation of Solution

Crow’s Foot ER diagram for Granite Sales:

The following data model shows the solution for the given question.

Explanation:

  • In the above data model, “Employee” and “Department” is in a relation of one-to-many relationship, because one department may contain many employees. The primary key of “Department” entity is “Dep_No” and the “Employee” entity is “Emp_No”...

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