Parallel Plan Runs Serially even after Patching for Bug 17423234 when MIN/MAX Operator on Partitioning Key
Last updated on NOVEMBER 15, 2017
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Information in this document applies to any platform.
Even after applying the patch for unpublished Bug 17423234 - PARTITION PRUNING MIN/MAX OPTIMIZATION FAILS WHEN PARALLEL PLAN RUN IN SERIAL, a parallel plan still runs serially when there is a MIN/MAX operator on the partitioning key.
Example: This query executes the parallel plan serially (no slaves allocated):
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