Low Performance Dequeueing Oracle AQ Messages After Modifying NLS_SORT Parameter (Doc ID 1534453.1)

Last updated on DECEMBER 09, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.3 [Release 10.2 to 11.2]
Information in this document applies to any platform.

Symptoms

The dequeue performance is noticed to be very slow. 

Changes

Set NLS_SORT other than "BINARY", for example, NLS_SORT=BINARY_CI. Either at session or database level.

Cause

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