Database Systems: Design, Implementation, & Management
Database Systems: Design, Implementation, & Management
11th Edition
ISBN: 9781285196145
Author: Steven, Steven Morris, Carlos Coronel, Carlos, Coronel, Carlos; Morris, Carlos Coronel and Steven Morris, Carlos Coronel; Steven Morris, Steven Morris; Carlos Coronel
Publisher: Cengage Learning
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Chapter 4, Problem 4P

Explanation of Solution

Entity Relationship (ER) Diagram:

The following figure illustrates the ER Diagram for given business rules using Crow’s Foot notation:

Explanation:

The above ERD, contains several entities such as "Customer", "Invoice", "Vendor", "Product", "Salessrep" and "Inv_Line". Each entity has its own attributes.

  • A customer can generates invoice form several sales representatives...

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