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Oracle Database 12c Backup and Recovery Survival Guide

You're reading from   Oracle Database 12c Backup and Recovery Survival Guide A comprehensive guide for every DBA to learn recovery and backup solutions

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Product type Paperback
Published in Sep 2013
Publisher Packt
ISBN-13 9781782171201
Length 440 pages
Edition 1st Edition
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Toc

Table of Contents (22) Chapters Close

Oracle Database 12c Backup and Recovery Survival Guide
Credits
About the Author
Acknowledgement
About the Author
Acknowledgement
About the Reviewers
www.PacktPub.com
Preface
1. Understanding the Basics of Backup and Recovery 2. NOLOGGING Operations FREE CHAPTER 3. What is New in 12c 4. User-managed Backup and Recovery 5. Understanding RMAN and Simple Backups 6. Configuring and Recovering with RMAN 7. RMAN Reporting and Catalog Management 8. RMAN Troubleshooting and Tuning 9. Understanding Data Pump 10. Advanced Data Pump 11. OEM12c and SQL Developer Scenarios and Examples – A Hands-on Lab Index

Multi-section incremental backups


We have discussed the section size clause and how it can help in improving the performance of the backup of large sized data files by breaking them into multiple file sections. The same behavior from database release 12c can be used in incremental backups as well.

To make use of the section size clause in level 1 incremental backups, the parameter COMPATIBLE must be set to 12.0. For level 0 incremental backups, the parameter COMPATIBLE can be 11.0. You can perform a level 1 incremental backup with multiple file sections as shown in the following command line:

RMAN> BACKUP INCREMENTAL LEVEL 1 SECTION SIZE 100m DATABASE;

It's always a challenge for DBAs to find ways to speed up their backup jobs. Using incremental backups along with the BCT file and dividing the large sized files into multiple file sections is a great step forward in the right direction.

Incremental backups are not only helpful in backups but are also preferred by RMAN when performing database...

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