2386566 - stack trace when sort merge join node gets wrongly ordered input from it's child

The IQ server fails when sort merge join node gets wrongly ordered input from its child.

Excerpt of IQMSG:

0000050939     ********************************************************
 0000050939     **
 0000050939     **       Non-Fatal IQ Internal Error Detected
 0000050939     **       at dfo.cxx:10754  on thread0000000028 (TID 11)
 0000050939     **       Input to merge join #28 from child #25 not ordered as required.  Key: FPVALUE(FPORDINAL(DWH.D_PF_COLL_REFE_COUL.CO_COULEUR, 2))
 0000050939     **       Error detected at DFO #25 Join (Sort-Merge)
 0000050939     **
 0000050939     **       Please report this to Sybase IQ support
 0000050939     **       with the following diagnostic information,
 0000050939     **       and, if possible, with the user's command.
 0000050939     **
 0000050939     **  Error from IQ connection:  SA connHandle: 13291  SA connID: 26  IQ connID: 0000050939  User: DWHRDR
 0000050939     **  Time of error:  2016-10-10 16:42:16
 0000050939     **  IQ Version:  Sybase IQ/15.4.0/150610/P/ESD6
 0000050939     **  OS info:  IQ built on: Enterprise Linux64 - x86_64 - 2.6.18-194.el5,  Executed on: Linux/PFR1SIQ1/2.6.32-220.el6.x86_64/#1 SMP Wed Nov 9 08:03:13 EST 2011/x86_64
 0000050939     **  Command status when error occured:  CURSOR ACTIVE
 0000050939     **  Command text: ..............................

..........................................................................................................................

    ***************** This is the STACKTRACE ***************

 0000000028
===== Thread Number  2132  (IQ connID: 0000000028) =====
 0000000028 pc: 0x0000000010569106:  void __cdecl pcpstack(unsigned long,unsigned long,class db_log * __ptr64,class hos_fd * __ptr64,int) 00000001804f8ff0 f hos_stacktrace.o +0x116
 0000000028 pc: 0x000000001056B46C:  void __cdecl StackTraceForThisThread(char const * __ptr64,int,char const * __ptr64,char const * __ptr64,char const * __ptr64) 00000001804fb050 f hos_stacktrace.o +0x41c
 0000000028 pc: 0x000000001007C9DA:  public: __cdecl df_Exception::df_Exception(char const * __ptr64,int,enum df_Exception::df_ErrorCode,char const * __ptr64,char const * __ptr64,class dfo const * __ptr64,class df_Evaluable const * __ptr64) __ptr64 000000018000b860 f df_Exception.o +0x117a
 0000000028 pc: 0x000000001007D0A6:  public: static void __cdecl df_Exception::ThrowException(char const * __ptr64,int,enum df_Exception::df_ErrorCode,char const * __ptr64,char const * __ptr64,class dfo const * __ptr64,class df_Evaluable const * __ptr64) 000000018000d060 f df_Exception.o +0x46
 0000000028 pc: 0x00000000101CDA28:  public: void __cdecl dfo::ValidateOutputOrdering(class dfo const * __ptr64,char const * __ptr64,class hos_vector_noerror const & __ptr64)const __ptr64 000000018015d010 f dfo.o +0xa18
 0000000028 pc: 0x000000001019FB61:  public: void __cdecl dfjo_MergeBase::ValidateInputOrdering(unsigned int)const __ptr64 000000018012faa0 f dfjo_Merge.o +0xc1
 0000000028 pc: 0x00000000101F5866:  protected: virtual void __cdecl dfo_Join::ValidateDFOInputOrdering(void)const __ptr64 0000000180185820 f dfo_Join.o +0x46
 0000000028 pc: 0x00000000101B62B0:  protected: void __cdecl dfo::ValidateInputOrderings(void)const __ptr64 0000000180146280 f dfo.o +0x30
 0000000028 pc: 0x00000000101B62B0:  protected: void __cdecl dfo::ValidateInputOrderings(void)const __ptr64 0000000180146280 f dfo.o +0x30
 0000000028 pc: 0x00000000101B62B0:  protected: void __cdecl dfo::ValidateInputOrderings(void)const __ptr64 0000000180146280 f dfo.o +0x30
 0000000028 pc: 0x00000000101B62B0:  protected: void __cdecl dfo::ValidateInputOrderings(void)const __ptr64 0000000180146280 f dfo.o +0x30
 0000000028 pc: 0x00000000101B62B0:  protected: void __cdecl dfo::ValidateInputOrderings(void)const __ptr64 0000000180146280 f dfo.o +0x30
 0000000028 pc: 0x000000001020AB9F:  public: virtual void __cdecl dfo_Root::Prepare(void) __ptr64 000000018019a610 f dfo_Root.o +0x58f
 0000000028 pc: 0x0000000010AA3EC7:  public: virtual void __cdecl st_cursorIQtoSA::Prepare(void) __ptr64 0000000180a33bf0 f st_cursor.o +0x2d7
 0000000028 pc: 0x00000000100BAC8A:  private: virtual void __cdecl df_OpenCursor::Prepare(void) __ptr64 000000018004ac40 f df_dmlcommands.o +0x4a
 0000000028 pc: 0x0000000010A9E4DD:  public: void __cdecl st_command::DoCmdThroughResourceGate(void) __ptr64 0000000180a2e400 f st_command.o +0xdd
 0000000028 pc: 0x0000000010AD1485:  public: virtual unsigned int __cdecl st_iqdml::OpenCursor(struct a_statement * __ptr64,class UIConnection * __ptr64,class UICursor * __ptr64,class a_cursor_spec * __ptr64,enum a_cursor_orientation) __ptr64 0000000180a61450 f st_iqdml.o +0x35
 0000000028 pc: 0x0000000010AFD4AB:  UIQDML_OpenCursor 0000000180a8d480 f iqdml_iq.o +0x2b
 0000000028 pc: 0x0000000010AF7544:  public: void __cdecl st_SAIQInterfaceInfo::callFunction(void) __ptr64 0000000180a87530 f st_SAIQInterface.o +0x14
 0000000028 pc: 0x0000000010B30C13:  public: void __cdecl st_SAIQInterface::RunIQFunc(class st_SAIQInterfaceInfo * __ptr64) __ptr64 0000000180ac0a90 f st_SAIQInterfacen.o +0x183
 0000000028 pc: 0x0000000010AF7A3F:  public: void __cdecl st_SAIQInterface::Execute(int,void * __ptr64,unsigned int (__cdecl*)(void * __ptr64,void * __ptr64),void * __ptr64,unsigned int) __ptr64 0000000180a876a0 f st_SAIQInterface.o +0x39f
 0000000028 pc: 0x00000000105A1AF5:  public: unsigned int __cdecl UIQDML::OpenCursor(struct a_statement * __ptr64,class IConnection * __ptr64,class ICursor * __ptr64,class a_cursor_spec * __ptr64,enum a_cursor_orientation) __ptr64 0000000180531a80 f i saint_iqthresholddml.o +0x75
 0000000028 pc: 0x00000000105A28EB:  public: virtual unsigned int __cdecl saint_iqthresholddml::OpenCursor(struct a_statement * __ptr64,class IConnection * __ptr64,class ICursor * __ptr64,class a_cursor_spec * __ptr64,enum a_cursor_orientation) __ptr64 00000001805328a0 f saint_iqthresholddml.o +0x4b
 0000000028 pc: 0x00000000202AEB1C:  public: virtual enum dfo::Status __cdecl df_OmniRowScan::Restart(enum a_cursor_orientation) __ptr64 00000000202ae9f0 f df_omnirowscan.obj +0x12c
 0000000028 pc: 0x00000000202960C9:  protected: virtual enum dfo::Status __cdecl dfo_Scan::DoFetch(enum a_cursor_orientation) __ptr64 0000000020296080 f dfo_scan.obj +0x49
 0000000028 pc: 0x0000000020293EF2:  protected: virtual enum dfo::Status __cdecl dfo_Scan::DoFirstFetch(enum a_cursor_orientation) __ptr64 0000000020293e20 f dfo_scan.obj +0xd2
 0000000028 pc: 0x000000002028404C:  public: enum dfo::Status __cdecl dfo_Base::Fetch(enum a_cursor_orientation) __ptr64 0000000020283fd0 f dfo_base.obj +0x7c
 0000000028 pc: 0x000000002028A7EC:  protected: virtual enum dfo::Status __cdecl dfo_Root::DoFetch(enum a_cursor_orientation) __ptr64 000000002028a760 f dfo_root.obj +0x8c
 0000000028 pc: 0x00000000202849C6:  protected: virtual enum dfo::Status __cdecl dfo_Root::DoFirstFetch(enum a_cursor_orientation) __ptr64 00000000202849b0 f dfo_root.obj +0x16
 0000000028 pc: 0x000000002028404C:  public: enum dfo::Status __cdecl dfo_Base::Fetch(enum a_cursor_orientation) __ptr64 0000000020283fd0 f dfo_base.obj +0x7c
 0000000028 pc: 0x0000000020285C2D:  protected: virtual enum a_search_status __cdecl dfo_Root::DoFetchRelative(long,long * __ptr64) __ptr64 0000000020285ba0 f dfo_root.obj +0x8d
 0000000028 pc: 0x0000000020285B0B:  public: virtual enum a_search_status __cdecl dfo_Root::FetchRelative(long,long * __ptr64) __ptr64 0000000020285a90 f dfo_root.obj +0x7b
 0000000028 pc: 0x000000002010D854:  enum a_search_status __cdecl do_move_cursor(struct a_db_cursor * __ptr64,long,unsigned int,unsigned int,unsigned int) 000000002010d7e0 f ricursor.obj +0x74
 0000000028 pc: 0x000000002010E485:  unsigned int __cdecl dbi_fetch(struct a_db_cursor * __ptr64,long,unsigned short,unsigned int,unsigned int,unsigned int,unsigned int,unsigned int) 000000002010e3b0 f ricursor.obj +0xd5
 0000000028 pc: 0x00000000201D189D:  void __cdecl db__fetch(class Connection * __ptr64,struct an_sqlpres_receive * __ptr64) 00000000201d1500 f rnsql.obj +0x39d
 0000000028 pc: 0x00000000201E49B4:  public: virtual void __cdecl RequestProcedure::call(void) __ptr64 00000000201e4430 f rnstream.obj +0x584
 0000000028 pc: 0x00000000200A5F0B:  public: void __cdecl Context::call(class Procedure * __ptr64,class Context * __ptr64 * __ptr64) __ptr64 00000000200a5eb0 f worker.obj +0x5b
 0000000028 pc: 0x00000000200A61AE:  public: void __cdecl Worker::call_on_stack(class Procedure * __ptr64) __ptr64 00000000200a6160 f worker.obj +0x4e
 0000000028 pc: 0x00000000201E0657:  public: virtual void __cdecl TopProcedure::call(void) __ptr64 00000000201e0620 f rnstream.obj +0x37
 0000000028 pc: 0x00000000200A8082:  public: int __cdecl Worker::spawn(class Procedure * __ptr64) __ptr64 00000000200a7f90 f worker.obj +0xf2
 0000000028 pc: 0x00000000201E2085:  public: void __cdecl EngStream::handle_ind(unsigned char,unsigned int) __ptr64 00000000201e1f50 f rnstream.obj +0x135
 0000000028 pc: 0x00000000201E2FFB:  public: void __cdecl EngStream::execute(void) __ptr64 00000000201e2d10 f rnstream.obj +0x2eb
 0000000028 pc: 0x00000000201E0992:  public: virtual unsigned int __cdecl RQBaseItem::do_work(class Worker * __ptr64) __ptr64 00000000201e0970 f rnstream.obj +0x22
 0000000028 pc: 0x000000002020144D:  public: static void __cdecl RequestQueue::worker_body(void) 00000000202013e0 f kernel.obj +0x6d
 0000000028 pc: 0x00000000201E095B:  void __cdecl request_task(void * __ptr64) 00000000201e0900 f rnstream.obj +0x5b
 0000000028 pc: 0x000000002050E0DC:  private: static void __cdecl W32Task::pre_body(void * __ptr64) 000000002050e040 f ntkernel.obj +0x9c
 0000000028 pc: 0x00000000772D652D:  BaseThreadInitThunk + 13
 0000000028 pc: 0x000000007756C521:  RtlUserThreadStart +

SAP Sybase IQ 15.4

CR741036, 741036, CR#741036, stacktrace, stktrc , KBA , BC-SYB-IQ , Sybase IQ , Problem