My Oracle Support Banner

Compression Advisor still Generates Redo Log on 11.2.0.2 (Doc ID 1324598.1)

Last updated on NOVEMBER 07, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Lots of redo log information is generated by Compression advisor creating internal table DBMS_TABCOMP_TEMP_UNCMP.

The DDL generating redo log is:

 

The source table has a lob and the segment associated to this lob has CACHE LOGGING setting:

 

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Cause
Solution
References

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.