My Oracle Support Banner

How Ordering of Messages in Streams Advanced Queuing Works? (Doc ID 215974.1)

Last updated on FEBRUARY 01, 2022

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 8.1.7 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud 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
Information in this document applies to any platform.


To describe the default ordering of mechanisms for messages in Advanced Queues and a simple application solution to guarantee global First-In First-Out (FIFO) ordering.


This note is intended for administrators and developers of Advanced Queuing applications.


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
 sort_list parameter
 First-in, First-out ordering across Multiple sessions
 Achieving Global FIFO
 Sequence Number used to generate Priority

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.