There are no installer packages for Microsoft Windows x64 Edition.

There is no binary package for Mac OS X on 64-bit PowerPC because Apple does not currently provide a 64-bit PowerPC version of iODBC.

The HP-UX 11.23 IA64 binary package does not include the GUI bits because of problems building Qt on that platform.

Renaming an existing DSN entry would create a new entry with the new name without deleting the old entry. (Bug #31165)

Cleaning up environment handles in multithread environments could result in a five (or more) second delay. (Bug #32366)

When using unixODBC or directly linked applications where the thread level is set to less than 3 (within odbcinst.ini), a thread synchronization issue would lead to an application crash. This was because SQLAllocStmt() and SQLFreeStmt() did not synchronize access to the list of statements associated with a connection. (Bug #32587)

Setting the default database using the DefaultDatabase property of an ADO Connection object would fail with the error Provider does not support this property. The SQLGetInfo() returned the wrong value for SQL_DATABASE_NAME when no database was selected. (Bug #3780)

MySQL Connector/ODBC would incorrectly return SQL_SUCCESS when checking for distributed transaction support. (Bug #32727)