PQ Slaves Not Released After a Query Involving CDT is Run within a Transaction (Doc ID 1940830.1)

Last updated on NOVEMBER 02, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 12.1.0.2 [Release 10.2 to 12.1]
Information in this document applies to any platform.

Symptoms

PQ slaves are not released after a query that involves materialization (eg. with clause, grouping sets, star transformation) is run in parallel if there is an open transaction.

Changes

Test Case
Keep two sessions open.
Session 1: scott/tiger
Session 2: sys

 The 'in use' slaves should have been released because the query has finished.

Cause

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