Queries Do not Implement Assigned DOP and Take Much Longer After Upgrade from 220.127.116.11 to 18.104.22.168
(Doc ID 1365186.1)
Last updated on AUGUST 04, 2018
Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 11.2]
Information in this document applies to any platform.
- Many queries take much longer after upgrading from 188.8.131.52 to 184.108.40.206
- Queries requires parallelism and partitioned/sub-partitioned tables.
- The parallel setting on the tables has not changed any between 220.127.116.11 and 18.104.22.168.
- With AUTO setting, for a query that was set to "noparallel", as parallel plan would be chosen.
Upgrade from 22.214.171.124 to 126.96.36.199
No changes made to any parameters including any parallel related parameter
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