Merge Query Failed with Ora-00600: [Kokbcvb1] (Doc ID 1182535.1)

Last updated on FEBRUARY 07, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 to 11.2.0.2.0 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 29-Feb-2012***

Symptoms

A merge query failed with the error below:

ORA-600: internal error code, arguments: [kokbcvb1], [], [], [], [], []

For example :

    

merge into X USING (select a col1,'B' col2,3 col3,...


Even with <> and <> applied, the problem still reproduces.

When "_optimizer_push_pred_cost_based"=false; the statement fails with

ORA-2070: database does not support antijoin

With "_subquery_pruning_enabled"=false; statement finishes with

0 rows merged.

Cause

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