IC90071: OUTER JOIN PREDICATE ON EXPRESSIONS USING THE HASH JOIN MIGHT RETURN SQL0901N

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • An equality join predicate on expressions of an outer join
    operation using the hash join method in the partitioned database
    environment might return SQL0901N with the following diagnostic
    message in db2diag.log:
    
    FUNCTION: DB2 UDB, table Q services, sqlkt_unpack_tuple,
    probe:80
    MESSAGE : DIA0001E An internal error occurred. Report the
    following error code
              : "Line=04069, rc1=0x82170001, rc2=0x00000000,
    rc3=(nil), msg=col(3)
              type(1) sect ind(0) and buffer ind(2) mismatch,
    conn(3)".
    
    ...
    
    FUNCTION: DB2 UDB, relation data serv, sqlrr_dump_ffdc,
    probe:300
    DATA #1 : SQLCA, PD_DB2_TYPE_SQLCA, 136 bytes
     sqlcaid : SQLCA     sqlcabc: 136   sqlcode: -901   sqlerrml: 70
     sqlerrmc: probe 080 in sqlkt_unpack_tuple(), msg=col(3) type(1)
    sect ind(0) and
     sqlerrp : SQLRI087
     sqlerrd : (1) 0x82170001      (2) 0x00000001      (3)
    0x00000000
               (4) 0x00000000      (5) 0xFFFFFE0C      (6)
    0x00000001
     sqlwarn : (1)      (2)      (3)      (4)        (5)       (6)
    
               (7)      (8)      (9)      (10)        (11)
    

Local fix

  • Set the DB2 registry variable as shown in the following command:
    
    db2set [-immediate] DB2_REDUCED_OPTIMIZATION=NO_HJEXP
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * ALL                                                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Update to 10.1 Fix Pack 3.                                   *
    ****************************************************************
    

Problem conclusion

  • Problem fixed in 10.1 Fix Pack 3.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC90071

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    A10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-02-06

  • Closed date

    2013-09-27

  • Last modified date

    2013-09-27

  • 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

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

  • RA10 PSN

       UP



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Document information


More support for:

DB2 for Linux, UNIX and Windows

Software version:

10.1

Reference #:

IC90071

Modified date:

2013-09-27

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