Partition Pruning Not Working Through View With Cast Functions
(Doc ID 341807.1)
Last updated on FEBRUARY 01, 2022
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 to 184.108.40.206 [Release 9.2 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
A simple select against a partitioned table produces an execution plan that
exhibits partition pruning. But if a view is created using cast functions,
then the same query against the view produces an execution plan that hits all
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