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2733015 - update SQLs encountered a crash with 's_mergeFINALWriter::WriteRHSBlockVar' in SP11.21 -- SAP IQ

Symptom

Some update SQLs encountered a crash in SP11.21.  This same crash has been produced three-times,but update query and target tables were different.  After crash, DBCC check on target table reported clean ('No Error Detected').

     .. **************************************************
     .. ***   SAP IQ Abort:
     .. ***      From:  stcxtlib/st_server.cxx:2127
     .. ***      PID: 10352
     .. ***      Message: caught signal 11, program abort
     .. ***      Thread: 140562264786688  (TID: 988)
     .. **************************************************

     ===== Thread Number  140562264786688   =====
     .. 
     .. hos_ABORT(char const*, ..
     .. SigHndlr+0x59
     .. _fini+0xe08a0c4c
     .. s_mergeFINALWriter::WriteRHSBlockVar()+..
     .. s_mergeFINALWriter::DoInsert()+..
     .. hs_dpInsert::Insert(s_ColumnVector const*)+..
     .. hs_dpUpdate::CompleteFullInsert()+..
     .. hs_dpUpdate::Complete()+..
     .. db_UpdateCompleteIterator::CompleteIndex(s_indexUpdate*)..


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Environment

SAP IQ 16.0

Product

SAP IQ 16.0

Keywords

s_mergeFINALWriter , WriteRHSBlockVar , ridmap ,  mergemap , overlapped , , KBA , BC-SYB-IQ , Sybase IQ , Problem

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