Database Concepts (8th Edition)
Database Concepts (8th Edition)
8th Edition
ISBN: 9780134601533
Author: David M. Kroenke, David J. Auer, Scott L. Vandenberg, Robert C. Yoder
Publisher: PEARSON
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Chapter 6, Problem 6.42RQ
Program Plan Intro

Database Recovery:

Database recovery is the process of retrieving the data which was lost during the updating or deletion.

  • It prepares the copy of the database and holds the data stored in the table such as save the database.
  • It also keeps a log of the transaction changes against the database since the save.
  • If some failure occurs, the lost data can be retrieved using one of the two methods
    • rollback
    • rollforward

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