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2225235 - UNION ALL query causes dflib/dfo.cxx error - SAP IQ

Symptom

A UNION ALL query generates an error and stack trace.

  • iqmsg & stack = from SAP IQ 16 SP10 PL03
      
    ********************************************************
    **
    **       Non-Fatal IQ Internal Error Detected
    **       at dflib/dfo.cxx:2248  on thread 211 (TID 12)
    **       Error detected at DFO #171 Parallel Combiner   
    ...
    dfo30ConstructWorkAllocatorInternalERK10hos_vectorjiiiii
    dfo22ConstructWorkAllocatorEjiiiii
    dfo_Combiner14SourcePreFetchEv
    dfo_Sequencer9FetchOpusEv
    dfo_Root9FetchOpusEv
    dfo5FetchEv   
  • iqmsg & stack = from SAP IQ 16 SP11>
      
    **       Non-Fatal IQ Internal Error Detected
    **       at dflib/dfo.cxx:1979  on thread 287 (TID 25)
    **       Error detected at DFO #330 Parallel Combiner
    ...
    df_Exception #Nvariant 1dfo::ConstructWorkAllocatorInternal
    dfo_ConstructWorkAllocator
    dfo_Combiner::SourcePreFetch
    dfo_Sequencer::FetchOpus
    dfo_Root::FetchOpus
    db_dmlcommand::ExecuteDFOTree
    db_InsertRoot::Execute


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Environment

  • SAP IQ 16 SP 10 PL 03
  • SAP IQ 16 SP 11

Product

SAP IQ 16.0

Keywords

KBA , BC-SYB-IQ , Sybase IQ , Bug Filed

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