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IC73512: DB MAY ABEND WHILE EXECUTING AN OLAP QUERY WITH A BOUNDED WINDOW AGGREGATION RANGE GROUPING.

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APAR status

  • Closed as program error.

Error description

  • The database may abend when an OLAP query is executed:
    The query must have the following:
    1. Be a Range window grouping
    2. The range must be bounded
    3. There must be an order by clause as part of scalar
    aggregation
    
    The stack trace observed is as follows:
    <stacktrace>
    
    sqlng_build_SCALAG_op
    sqlng_process_mate_op
    sqlng_process_pipe_op
    sqlng_process_mate_op
    sqlng_process_pipe_op
    sqlng_process_return_op
    sqlng_build_thread
    
    sqlng_main
    sqlnn_cmpl
    ....
    </stacktrace>
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * V95fp7                                                       *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * The database may abend when an OLAP query is executed:       *
    *                                                              *
    * The query must have the following:                           *
    *                                                              *
    * 1. Be a Range window grouping                                *
    *                                                              *
    * 2. The range must be bounded                                 *
    *                                                              *
    * 3. There must be an order by clause as part of scalar        *
    *                                                              *
    * aggregation                                                  *
    *                                                              *
    *                                                              *
    *                                                              *
    * The stack trace observed is as follows:                      *
    *                                                              *
    * <stacktrace>                                                 *
    *                                                              *
    *                                                              *
    *                                                              *
    * sqlng_build_SCALAG_op                                        *
    *                                                              *
    * sqlng_process_mate_op                                        *
    *                                                              *
    * sqlng_process_pipe_op                                        *
    *                                                              *
    * sqlng_process_mate_op                                        *
    *                                                              *
    * sqlng_process_pipe_op                                        *
    *                                                              *
    * sqlng_process_return_op                                      *
    *                                                              *
    * sqlng_build_thread                                           *
    *                                                              *
    *                                                              *
    *                                                              *
    * sqlng_main                                                   *
    *                                                              *
    * sqlnn_cmpl                                                   *
    *                                                              *
    * ....                                                         *
    *                                                              *
    * </stacktrace>                                                *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to v95fp8                                            *
    ****************************************************************
    

Problem conclusion

  • Program defect
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC73512

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    950

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2010-12-27

  • Closed date

    2011-07-05

  • Last modified date

    2011-07-05

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

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

    IC73541 IC73569

Fix information

  • Fixed component name

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

  • R910 PSY

       UP

  • R950 PSY

       UP

  • R970 PSY

       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":"9.5","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
05 July 2011