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Dropping A Materialized View Takes A Long Time (Doc ID 806784.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.8 to 12.2.0.1 [Release 9.2 to 12.2]
Information in this document applies to any platform.
This problem can occur on any platform.


Symptoms

It can sometimes take a long time to drop a large Materialized View that is based on a table with a Materialized View Log. The table is always called 'MLOG$_' and the name of the table that it belongs to. 

Changes

This is the last Materialized View that is using the Materialized View log.

Cause

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