ORA-600 [KGHALP1] Error Executing a Join Query with Dynamic Sampling Enabled (Doc ID 465261.1)

Last updated on APRIL 19, 2010

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.1 to 10.2.0.3 - Release: 10.2 to 10.2
Information in this document applies to any platform.

Symptoms

ORA-600 [KGHALP1] error raised when trying to allocate memory in the "kxs-heap-c" heap when executing a join query.
The call stack from the trace file includes module kkedsamp() indicating that optimizer dynamic sampling is being performed.

Changes

OPTIMIZER_DYNAMIC_SAMPLING parameter is set to 4 or higher.

Cause

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