SALES Customer ID (primary key) Date of purchase Item code(foreign key) 001 2/05/2021 A-1 002 3/05/2021 B-1 003 4/05/2021 C-1 004 5/05/2021 D-1 005 6/05/2021 E-1 ITEM LIST Item code(primary key and foreign key) Item name Quantity A-1 Bread  35 B-1 Milk 45 C-1 Egg 12 D-1 Tea 20 PRICE LIST Item code(primary and foreign key) Item cost Total price A-1 15 525 B-1 15 675 C-1 8 96 D-1 20 400 Design a logical view for the tables

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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John's database tables

SALES

Customer ID (primary key) Date of purchase Item code(foreign key)
001 2/05/2021 A-1
002 3/05/2021 B-1
003 4/05/2021 C-1
004 5/05/2021 D-1
005 6/05/2021 E-1

ITEM LIST

Item code(primary key and foreign key) Item name Quantity
A-1 Bread  35
B-1 Milk 45
C-1 Egg 12
D-1 Tea 20

PRICE LIST

Item code(primary and foreign key) Item cost Total price
A-1 15 525
B-1 15 675
C-1 8 96
D-1 20 400

Design a logical view for the tables

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