AQ Subscriber Table Is Growing When Using Buffered Messages On A Multisubscriber Queue
(Doc ID 2268542.1)
Last updated on APRIL 03, 2019
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.
AQ subscriber table AQ$_<Queue Table>_S grows when using buffered messages
with recipients on a multiconsumer queue.
Consider below example:
It is observed that in case of persistent messages there is no entry inserted in AQ$_<QUEUE_TABLE_NAME>_S table, however in case of buffered messages there is an unusual entry inserted in AQ$_<QUEUE_TABLE_NAME>_S table even after messages are dequeued and processed.
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document