How to Use _PX_TRACE to Check Whether Parallelism is Used

(Doc ID 400886.1)

Last updated on MARCH 27, 2014

Applies to:

Oracle Server - Enterprise Edition - Version: to - Release: 9.0.1 to 11.1
Information in this document applies to any platform.


This article outlines how to setup parallel execution tracing using _PX_TRACE to determine why parallelism is not being used for a particular query or set of queries.


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