Database Concepts

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

Chapter 1 - Getting Started - Review Questions - Page 55: 1.4


What is a modification problem? What are the three possible types of modification problems? A modification problem is when a table uses one row to store facts about two or more themes, creating redundancy or data loss. Redundancy causes significant problems in databases; all data should only be represented once in a database. Three possible types of modification problems are deletion problems, update problems, and insertion problems.

Work Step by Step

Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.