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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

Oracle Data Guard evolution

It has been a long time that the Oracle Data Guard technology has been in the database administrator's life and it apparently evolved from the beginning until 11gR2. Let's look at this evolution closely through the different database versions.

Version 7.3 – stone age

The functionality of keeping a duplicate database in a separate server, which can be synchronized with the primary database, came with Oracle database Version 7.3 under the name of standby database. This standby database was constantly in recovery mode waiting for the archived redo logs to be synchronized. However, this feature was not able to automate the transfer of archived redo logs. Database administrators had to find a way to transfer archived redo ...

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Publisher Resources

ISBN: 9781849687904Other