Database Concepts

Published by Pearson
ISBN 10: 0133544621
ISBN 13: 978-0-13354-462-6

Chapter 3 - Structured Query Language - Figure 3-18 - Pet_Owner Data - Page 213: 3.12


PET table has better design because it contains an ID column, which can be used as Primary key to create relations. None of the columns in PET_2 table enforce uniqueness.

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