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Parallel MERGE Statement Fails with ORA-7445[kdugetpart()+92] (Doc ID 1666759.1)

Last updated on MARCH 04, 2019

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


A MERGE statement with a parallel hint fails with an ORA-7445[kdugetpart()+92] error in the alert log.


The Call Stack Trace in the associated incident trace file shows:

The failing function kdugetpart seems related to partition information for a deleted or updated row.

Without the parallel hint, there is no error.




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