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There are some key points around the use of priority queues in Qpid, discussed in the sections below.

Note: from version 0.18, the master copy of this documentation is in the AMQP Messaging Broker Java Book.

Defining Priority Queues

You must define a priority queue specifically before you start to use it. You cannot subsequently change a queue to/from a priority queue (without deleting it and re-creating).

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