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JR59479: MEMORY CORRUPTION WHEN SELECT TO FEDERATED DB USING JDBC TO POSTGRESQL

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • When issuing a select from a Federated Nickname using JDBC
    wrapper to PostgreSQL results in a SQL1822n if CLOBs are part of
    result set.
    
    CLOBs that are > 32768 bytes.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * USERS of Federated Server JDBC wrapper                       *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * When using Federated Server JDBC wrapper connecting to       *
    * PostgreSQL if using CLOB columns that exceed 32768 there may *
    * be a buffer overflow causing a crash.                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to DB2 Version 11 Fix Pack 4                         *
    ****************************************************************
    

Problem conclusion

  • First fixed in DB2 Version 11  Fix Pack 4
    

Temporary fix

Comments

APAR Information

  • APAR number

    JR59479

  • Reported component name

    FEDERATION SERV

  • Reported component ID

    5724N9700

  • Reported release

    B10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-04-25

  • Closed date

    2018-12-04

  • Last modified date

    2018-12-04

  • 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

    FEDERATION SERV

  • Fixed component ID

    5724N9700

Applicable component levels

  • RB10 PSN

       UP

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSCAVPY","label":"InfoSphere Federation Server"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
07 May 2020