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Slow Commits In MV Fast Refresh Mechanism After Upgrade 12.2=>19.9 (Doc ID 2756985.1)

Last updated on FEBRUARY 01, 2022

Applies to:

Oracle Database - Enterprise Edition - Version 19.9.0.0.0 and later
Information in this document applies to any platform.
When issue commit on a table with a MV defined on it, Its slow after upgrading to 19c

Its due to a newly introduced recursive SQL:ccht34h93yxqg which deletes from sys.snap_logdep$

Symptoms

Slow commits in MV fast refresh mechanism after upgrade 12.2=>19.9

Changes

 19c Upgrade

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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