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IT30001: DB2 MAY ABEND WHILE COMPILING A QUERY CONTAINING EXTERNAL ACTIONS AND CORRELATION

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APAR status

  • Closed as program error.

Error description

  • Db2 may abend while compiling a query containing external
actions and correlation.

    An example stack trace of the problem is shown below:

    ossDumpStackTraceInternal
    ossDumpStackTraceV98
    OSSTrapFile::dumpEx
    sqlo_trce
    sqloEDUCodeTrapHandler
    sqlng_build_COLD_obj
    sqlng_build_rev_TQB_op
    sqlng_process_tq_op
    sqlngProcessLolepop
    sqlng_build_thread
    sqlng_process_nljn_op
    sqlngProcessLolepop
    sqlng_build_thread
    sqlng_process_nljn_op
    sqlngProcessLolepop
    sqlng_process_mate_op
    sqlngProcessLolepop
    sqlng_process_pipe_op
    sqlngProcessLolepop
    sqlng_process_return_op
    sqlngProcessLolepop
    sqlng_build_thread
    sqlng_main
    sqlnn_cmpl
    sqlnn_cmpl
    sqlra_compile_var
    sqlra_find_var
    sqlra_get_var
    sqlrr_prepare
    sqljs_ddm_prpsqlstt
    sqljsParseRdbAccessed
    sqljsParse
    sqljsDrdaAsDriver
    sqeAgent::RunEDU
    sqzEDUObj::EDUDriver
    sqloEDUEntry
    clone

Local fix

  • Remove the external actions from the query or rewrite the query
to eliminate the need for correlation.

Problem summary

  • ****************************************************************
* USERS AFFECTED:                                              *
* ALL                                                          *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Upgrade to Db2 11.1 Mod 4 Fixpack 5 or higher                *
****************************************************************

Problem conclusion

  • First fixed in Db2 11.1 Mod 4 Fixpack 5

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT30001
    • 

  • Reported component name
    DB2 FOR LUW
    • 

  • Reported component ID
    DB2FORLUW
    • 

  • Reported release
    B10
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2019-08-14
    • 

  • Closed date
    2020-01-16
    • 

  • Last modified date
    2020-01-16
    • 





    

  • APAR is sysrouted FROM one or more of the following:
    

    
IT30000
    

    • 

  • APAR is sysrouted TO one or more of the following:
    

    • 



Fix information


    

  • Fixed component name
    DB2 FOR LUW
    • 

  • Fixed component ID
    DB2FORLUW
    • 



Applicable component levels


    

  • RB10  PSN
       UP
    • 








      
          
                    

          

          [{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSEPGG","label":"DB2 for Linux, UNIX and Windows"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"11.1","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]
          

                    

        
        

        

      


      


        

            

            
Document Information


            

            


                        

            Modified date:
            

            16 January 2020
            

            
            
          

        


        

        


      


    


  





    

  



  
    
      

      
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