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RECOVER NONLOGGED BLOCK Doesn't fix all Nologging Corrupted Blocks (Doc ID 2854391.1)

Last updated on MARCH 08, 2022

Applies to:

Oracle Database - Enterprise Edition - Version 12.2.0.1 to 21.5 [Release 12.2 to 21.0]
Information in this document applies to any platform.

Symptoms

Beginning with 12c you can fix corruption because of nologging in standby using

RMAN command: RECOVER NONLOGGED BLOCK with DATAFILE,TABLESPACE,DATABASE granularity.

An example for DATABASE is:

1. Stop recovery on the standby:

SQL> ALTER DATABASE RECOVER MANAGED STANDBY DATABASE CANCEL;

2. Recover the nonlogged blocks by connecting RMAN to the standby and issue the following command:

RMAN> RECOVER DATABASE NONLOGGED BLOCK;

Sometimes the recover nonlogged blocks it is possible to not fix all the nologging corrupted blocks.

Cause

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In this Document
Symptoms
Cause
Solution


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