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IT24631: DB2 MAY ABEND WHILE COMPILING A QUERY CONTAINING CORRELATED PREDICATES

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You can track all active APARs for this component.

 

APAR status

  • Closed as fixed if next.

Error description

  • DB2 may terminate abnormally when compiling a query that
    contains correlated predicates. An example stack trace for this
    problem is seen below:
    
    sqlno_int_order_equiv_jcols_quns
    sqlno_int_order_itr_nljn
    sqlno_crule_nljn
    sqlno_crule_join_choices
    sqlno_crule_join_order
    sqlno_crule_join_root
    sqlno_crule_join
    sqlno_gen_partitions_for_QTB
    sqlno_plan_end_opr
    sqlno_each_opr
    sqlno_walk_qun
    sqlno_each_opr
    sqlno_walk_qun
    sqlno_each_opr
    sqlno_top_qtb
    sqlno_each_qur
    sqlno_scan_qgm
    sqlno_planning_scan
    sqlno_planning_phase
    sqlno_exe
    sqlnn_cmpl
    sqlnn_cmpl
    sqlra_compile_var
    sqlra_find_var
    sqlra_statement_concentrator
    sqlra_get_var
    sqlrr_prepare
    sqljs_ddm_prpsqlstt
    sqljsParseRdbAccessed
    sqljsParse
    sqljsSqlam
    sqljsDriveRequests
    sqljsDrdaAsInnerDriver
    sqljsDrdaAsDriver
    sqeAgent::RunEDU
    sqlzRunEDU
    sqloEDUEntry
    

Local fix

  • NA
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * NA                                                           *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to 11.1.4.4                                          *
    ****************************************************************
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    IT24631

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    B10

  • Status

    CLOSED FIN

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-04-05

  • Closed date

    2018-12-10

  • Last modified date

    2018-12-10

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

    IT24630

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

Fix information

Applicable component levels

  • RB10 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":"11.1","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
10 December 2018