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Slow Dequeue Using JMS Message Selectors (Doc ID 849986.1)

Last updated on DECEMBER 13, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.3 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 Backup Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Customer has a single consumer queue table .

This queue uses SYS.AQ$_JMS_OBJECT_MESSAGE.


Several processes enqueue messages into the queue at the same time and others dequeue from it. Dequeue ratio is significally smaller than expected.

Cause

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In this Document
Symptoms
Cause
Solution

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