Table-level PARALLEL hint may give wrong DOP or ORA-12850 without fix for Bug 21612531; ORA-7445 in kkfdDegreeLimit() with fix present
(Doc ID 2286868.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [Release 12.1 to 12.2]
Information in this document applies to any platform.
A table-level PARALLEL hint takes the following form:
Before applying the fix for unpublished BUG 21612531 - "MV: CREATE MV REPORTS ORA-12850 IN ALERT LOG," you may see the following when PARALLEL_DEGREE_POLICY = AUTO:
- the specified DOP not being used as it should
- PARALELL_DEGREE_LIMIT not being ignored as it should
- Any session-forced degree not being overridden as it should
After applying the fix for unpublished BUG 21612531 you may see the following internal error:
- ORA-07445 in kkfdDegreeLimit()
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