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JR33218: INSTANCE MAY CRASH BY ACCESS VIOLATION ON A QUERY WITH OVER 15 R ANGE PREDICATES AND EXPRESSION OPERAND OF SOME RANGE PREDICATES

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APAR status

  • Closed as program error.

Error description

  • Instance crash through access violation exception or signal may
    be caused rarely by the following query.
      - Query has greater than 15 RANGE PREDICATEs
      - Some but not all RANGE PREDICATEs have expression operand
          e.g. user_defined_function(Table1.column1) >= 1
    
    
    And its stacktrace in the trap file is as follows.
    
        addElem
    
        sqlnr_estimate_sel_card
    
        ...
    

Local fix

  • Not available
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * ALL                                                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * Instance crash through access violation exception or signal  *
    * can be caused by the query with over 15 range predicates and *
    * expression operand of some range predicates.                 *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to db2 version v9.5fp5                               *
    ****************************************************************
    

Problem conclusion

  • Problem was first fixed in Version 9.5 Fix Pack 5
    

Temporary fix

Comments

APAR Information

  • APAR number

    JR33218

  • Reported component name

    DB2 UDB ESE WIN

  • Reported component ID

    5765F4101

  • Reported release

    950

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2009-06-03

  • Closed date

    2009-12-22

  • Last modified date

    2011-06-26

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

    JR33216

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

Fix information

  • Fixed component name

    DB2 UDB ESE WIN

  • Fixed component ID

    5765F4101

Applicable component levels

  • R950 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":"950","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
26 June 2011