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Performance Degradation With Calls to DBMS_DESCRIBE.DESCRIBE_PROCEDURE From the Oracle ODBC Driver (Doc ID 836360.1)

Last updated on JANUARY 30, 2013

Applies to:

Oracle ODBC Driver - Version 10.2.0.1.0 and later
Microsoft Windows (32-bit)
Microsoft Windows x64 (64-bit)
***Checked for relevance on 30-Jan-2013***

Symptoms

AWR reports may reveal database performance degradation showing calls from an ODBC application using the Oracle ODBC driver to DBMS_DESCRIBE.DESCRIBE_PROCEDURE when making many calls to a packaged procedure that returns a REF CURSOR.

Changes

The performance degradation started after upgrading to the 10gr2 ODBC Driver.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References

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