Database Concepts

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

Chapter 1 - Getting Started - Review Questions - Page 55: 1.7


What is an ID column? An ID column is a column which assigns a unique identifying number to each row of a table. An ID column will be able to identify specific rows in the database. For example, in a customer table, you would have a column called CustomerID which would assign a unique number to each customer.

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