DBMS_PARALLEL_EXECUTE Is Not Distributing The Chunks Uniformly Resulting In Performance Issue.

(Doc ID 1916579.1)

Last updated on JULY 31, 2017

Applies to:

PL/SQL - Version to [Release 11.2 to 12.2]
Information in this document applies to any platform.
*** Checked for relevance on 31st Jul 2017 ***


In database version, the performance of the DBMS_PARALLEL_EXECUTE package has degraded slightly when compared to earlier releases and most chunks ended up being processed by a single job irrespective of the degree of parallelism specified.


Either database was upgraded to release or it is a new installation. 


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