Customer Table Salesman Table (PK) Customer Num (PK) Salesman Num None None

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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  1. Identify the class of entity represented by each of the lettered symbols in the REA model.
Customer
Salesman
Table
Table
(PK) Customer Num
(PK) Salesman Num
None
None
Cash
Receipts
Table
Sales Order
Table
M
Inventory
Table
(PK) Cash Rec Num
Customer Num (FK)
(PK) Invoice Num
(PK) Part Number
Customer Num (FK)
Salesman Num (FK) M1
None
Part Number (FK)
M4
Supplier
Table
Link
Table
(PK) Part Number
(PK) Vendor Num
(PK) Vendor Num
M
None
Transcribed Image Text:Customer Salesman Table Table (PK) Customer Num (PK) Salesman Num None None Cash Receipts Table Sales Order Table M Inventory Table (PK) Cash Rec Num Customer Num (FK) (PK) Invoice Num (PK) Part Number Customer Num (FK) Salesman Num (FK) M1 None Part Number (FK) M4 Supplier Table Link Table (PK) Part Number (PK) Vendor Num (PK) Vendor Num M None
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