PM87679: ABEND0C4 RC4 AT DSNXOPRS OFFSET 8F4C

A fix is available

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APAR status

  • Closed as program error.

Error description

  • ABEND0C4 RC4 AT DSNXOPRS OFFSET 8F4C
    

Local fix

  • N/A
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED: All DB2 10 and DB2 11 for z/OS users who use *
    *                 CASE expression in a BETWEEN predicate       *
    ****************************************************************
    * PROBLEM DESCRIPTION: ABEND0C4 RC4 AT DSNXOPRS 8F4C may occur *
    *                      for a query that uses CASE expression   *
    *                      in a non-correlated BETWEEN predicate   *
    *                      and JOIN on multiple tables.            *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
     Here is an example to show the failing case.
    
      =========
       EXAMPLE
      =========
    
      CREATE TABLE MYTBA (A1 INT, A2 INT, A3 INT, A4 INT);
      CREATE TABLE MYTBB (B1 INT);
      CREATE TABLE MYTBC (C1 INT);
      CREATE TABLE MYTBD (D1 INT);
      COMMIT;
    
      SELECT 'TEST'
        FROM MYTBA
             LEFT OUTER JOIN
             MYTBB
          ON A1 = B1
             LEFT OUTER JOIN
             MYTBC
          ON A1 = C1,
             MYTBD
       WHERE D1 BETWEEN CASE WHEN A1 = 1
                             THEN A2
                             ELSE A3
                           END
                    AND A4;
    

Problem conclusion

  • DB2 code has been modified to handle the aforementioned problem
    correctly.
    
    Additional keywords: SQLCASE SQLBETWEEN SQLJOIN SQLNONCORRSUBQ
    

Temporary fix

Comments

APAR Information

  • APAR number

    PM87679

  • Reported component name

    DB2 OS/390 & Z/

  • Reported component ID

    5740XYR00

  • Reported release

    A10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-04-23

  • Closed date

    2013-07-31

  • Last modified date

    2013-09-03

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

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

    UK96313 UK96314

Modules/Macros

  • DSNXOEXB DSNXOW2C DSNXOW2D
    

Fix information

  • Fixed component name

    DB2 OS/390 & Z/

  • Fixed component ID

    5740XYR00

Applicable component levels

  • RA10 PSY UK96313

       UP13/08/15 P F308

  • RB10 PSY UK96314

       UP13/08/15 P F308

Fix is available

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Document information


More support for:

DB2 for z/OS

Software version:

A10

Reference #:

PM87679

Modified date:

2013-09-03

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