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Oracle Data Guard 11gR2 Administration : Beginner's Guide
book

Oracle Data Guard 11gR2 Administration : Beginner's Guide

by Yunus Emre Baransel, Nassyam Basha
June 2013
Beginner content levelBeginner
404 pages
9h 40m
English
Packt Publishing
Content preview from Oracle Data Guard 11gR2 Administration : Beginner's Guide

Corruption detection, prevention, and automatic repair with Oracle Data Guard

Corruption in an Oracle database block means that a block doesn't contain the data that the database expects to find. This can be caused by various failures in the hardware environment, including disks, disk controllers, memory or network components or software errors in the operating system, firmware, the volume manager, and the Oracle database software itself.

Oracle offers some initialization parameters to control the level of corruption prevention and detection. Of course, a higher level brings performance issues with it. In a Data Guard configuration, using the standby database for corruption detection and prevention will bring higher data protection and availability ...

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Publisher Resources

ISBN: 9781849687904Other