IBM Support

IC98731: SIMPLE QUERY WITH GROUP BY RETURNS WRONG RESULT IF MULTI INDEX SCAN IS USED

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APAR status

  • Closed as program error.

Error description

  • Following a simple query with a group by clause returns wrong
    result if multi index scan feature is enabled.
    

Local fix

  • To work around this, just disable the feature. Best way is to do
    it dynamically through 'onmode -wm' command.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * Users of 11.70.xC1 through 11.70.xC8.                        *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * A query may return incorrect results under the following     *
    * conditions:                                                  *
    *   - multi-index scan is used inside a correlated subquery,   *
    * and the index filters in multi-index scan uses correlation   *
    * variables                                                    *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Update to IDS-11.70.xC9                                      *
    ****************************************************************
    

Problem conclusion

  • Problem Fixed In IDS-11.70.xC9
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC98731

  • Reported component name

    INFORMIX SERVER

  • Reported component ID

    5725A3900

  • Reported release

    B70

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2014-01-14

  • Closed date

    2017-06-09

  • Last modified date

    2017-06-09

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

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

Fix information

  • Fixed component name

    INFORMIX SERVER

  • Fixed component ID

    5725A3900

Applicable component levels

  • RB70 PSN

       UP

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSGU8G","label":"Informix Servers"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"B70","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
09 June 2017