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ORA-00600 [QCTCTE1] When Running A Select With A Subquery (Doc ID 2224786.1)

Last updated on FEBRUARY 14, 2019

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database 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.


All of the following symptoms will be observed:

  a/ Alert log will report :

      ORA-00600: internal error code, arguments: [qctcte1], [0], [], [], [], []

  b/ The current SQL in the trace will be a query in the format of:

select ...
from (select ...
  from (...) v3
  where not exists
   (select ...
    from (...) <view_name>'
    where v3.c1 = <view_name>'.c1
   group by v3.c2
  ) v2
where ...
group by ...;

  c/ The error will have a stack trace similar to :-

     ...qctcte qctoreo qctcopn qctclog qctcpqb qctcpqbl xtydrv kkqcttcalo kkqctdrvJPPD kkqjpdctr...




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