Dropping A Materialized View Takes A Long Time

(Doc ID 806784.1)

Last updated on JANUARY 18, 2017

Applies to:

Oracle Server - Enterprise Edition - Version: 9.2.0.8 to 10.2.0.5
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

Sign In with your My Oracle Support account

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

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms