Answer
An index is a supporting structure in the database, and it is mainly used to improve the performance of the database.
Work Step by Step
N/A
Database Concepts
by Kroenke, David; Auer, David;
Published by
Pearson
ISBN 10:
0133544621
ISBN 13:
978-0-13354-462-6
Chapter 1 - Getting Started - Figure 1-31 - The Veterinary Office List - Version Two - Page 56: 1.20
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