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PH42713: FEATURE TO LOCATE LOGICAL UNLOADS RUN IN NATIVE MODE THAT INVOLVES CHAR(DECIMAL)/VARCHAR(DECIMAL)

A fix is available

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APAR status

  • Closed as new function.

Error description

  • In order to move from the BIF_COMPATIBILITY(V9), it is necessary
    to update the applications that exploit SELECT statement
    involving SQL expression containing CHAR(decimal_value) or
    VARCHAR(decimal_value) where decimal_value stands for any SQL
    expression which results has a DECIMAL type. For applications
    passing the SELECT statements to Db2, IFCID (376) Trace Records
    can be used to identify the application that require an update
    before moving to BIF_COMPATBILITY(CURRENT).
    This is applicable to identify the Db2 HPU logical unloads to
    update if they are run in SQL mode but does not work if they are
    run in native mode.
    Db2 HPU should offer a feature that allows to locate the unloads
    run in native mode involving SQL expression containing
    CHAR(decimal_value) or VARCHAR(decimal_value) with the
    following design.
    A parmlib parameter would allow to request that Db2 HPU issue
    messages to the MVS console as well as to the SYSPRINT dataset
    with information to locate such logical unloads.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Db2 High Performance Unload         *
    *                 for z/OS                                     *
    ****************************************************************
    * PROBLEM DESCRIPTION: In order to move from the               *
    *                      BIF_COMPATIBILITY(V9), it is necessary  *
    *                      to update the applications that exploit *
    *                      SELECT statement involving SQL          *
    *                      expression containing                   *
    *                      CHAR(decimal_value) or                  *
    *                      VARCHAR(decimal_value) where            *
    *                      decimal_value stands for any SQL        *
    *                      expression which results have a DECIMAL *
    *                      type. For applications passing the      *
    *                      SELECT statements to Db2, IFCID (376)   *
    *                      Trace Records can be used to identify   *
    *                      the application that require an update  *
    *                      before moving to                        *
    *                      BIF_COMPATBILITY(CURRENT).              *
    *                      This is applicable to identify the Db2  *
    *                      HPU logical unloads to update if they   *
    *                      are run in SQL mode  but does not work  *
    *                      if they are run in native mode.         *
    *                                                              *
    *                      Db2 HPU should offer a feature that     *
    *                      allows to locate the unloads run in     *
    *                      native mode involving SQL expression    *
    *                      containing CHAR(decimal_value) or       *
    *                      VARCHAR(decimal_value). with the        *
    *                      following design.                       *
    *                                                              *
    *                      A parmlib parameter would allow to      *
    *                      request that Db2 HPU issue messages to  *
    *                      the MVS console as well as to the       *
    *                      SYSPRINT dataset with information to    *
    *                      locate such logical unloads.            *
    ****************************************************************
    * RECOMMENDATION: Apply the PTF                                *
    ****************************************************************
    Feature to locate logical unloads run in native mode that
    involve CHAR(decimal)/VARCHAR(decimal)
    

Problem conclusion

  • Code has been changed to fix this problem
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH42713

  • Reported component name

    DB2 HI PERF UNL

  • Reported component ID

    5697F4400

  • Reported release

    510

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-12-10

  • Closed date

    2022-02-24

  • Last modified date

    2022-03-01

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

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

Modules/Macros

  • INZ$$PRM INZUTILK
    

Fix information

  • Fixed component name

    DB2 HI PERF UNL

  • Fixed component ID

    5697F4400

Applicable component levels

  • R510 PSY UI79279

       UP22/03/01 P F202

Fix is available

  • Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.

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Document Information

Modified date:
02 March 2022