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Question and Answer

Connor McDonald

Thanks for the question, Gyan Bahadur.

Asked: March 14, 2017 - 4:34 am UTC

Last updated: March 14, 2017 - 5:29 am UTC

Version: 11.2.0.4

Viewed 1000+ times

You Asked

Hi Tom,
Please let me clear that why the mini redo log groups is 2?/

Regards,
Gyan

and Connor said...

From the docs:

"The database requires a minimum of two files to guarantee that one is always available for writing while the other is being archived (if the database is in ARCHIVELOG mode"

https://docs.oracle.com/cd/B28359_01/server.111/b28310/onlineredo001.htm#ADMIN11304

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