19c ODBC Driver Cause Memory Leak When Connecting to 19c DB (Doc ID 2765825.1)

Last updated on APRIL 17, 2023

Applies to:

Symptoms

After upgrading both client and database to 19c, a memory leak is observed on an ODBC application which repeatedly connects and disconnects from the database.
DebugDiag can report the following function can cause a memory leak of 1.33 MBytes by 1001 allocations in 1000 loop for connecting and disconnecting.

An OCI application doesn't show a memory leak.

This problem occurs on Windows platform only, not on Linux platform.

Changes

After upgrading both client and database to 19c on Windows Platform. 

Cause

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