Queries Do not Implement Assigned DOP and Take Much Longer After Upgrade from 18.104.22.168 to 22.214.171.124
Last updated on SEPTEMBER 26, 2016
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [Release 11.2]
Information in this document applies to any platform.
- Many queries take much longer after upgrading from 184.108.40.206 to 220.127.116.11
- Queries requires parallelism and partitioned/sub-partitioned tables.
- The parallel setting on the tables has not changed any between 18.104.22.168 and 22.214.171.124.
- With AUTO setting, for a query that was set to "noparallel", as parallel plan would be chosen.
Upgrade from 126.96.36.199 to 188.8.131.52
No changes made to any parameters including any parallel related parameter
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