ORA-600[qctstc2o1] Error Raised While Using Rule-Based Optimization and Complex View Merging (Doc ID 737884.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.1 to 11.1.0.7
This problem can occur on any platform.

Symptoms

ORA-00600: internal error code, arguments: [qctstc2o1] is experienced under the following conditions:

   1. The rule-based optimizer (RBO) is used.
       AND
   2. Parameter “_complex_view_merging" = TRUE.
       AND
   3. The call stack trace contains the following functions:
        qctValidCharCol qctstc2o qctprm qctcpqb qctcpqbl qctcpqb qctcpqbl xtydrv opitca kksLoadChild ...

Cause

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