Slow Query Using Pipeline Function TABLE with Plan 'COLLECTION ITERATOR PICKLER FETCH'
Last updated on JANUARY 25, 2017
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [Release 9.2 to 12.1]
Information in this document applies to any platform.
- Slow running query using pipeline functions like TABLE() function
- Following example statement shows cardinality misestimates on pickler fetch operations:
Statement is using pipeline function TABLE(). Statistics are not considered when using pipeline function.
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