This section identifies the incompatibilities that exist between DB2 Universal Database and previous releases of DB2.
An incompatibility is a part of DB2 Universal Database that works differently than it did in a previous release of DB2. If used in an existing application, it will produce an unexpected result, necessitate a change to the application, or reduce performance. In this context, "application" refers to:
Incompatibilities introduced with DB2 Universal Database Version 6 and Version 7 are described. They are grouped according to the following categories:
Each incompatibility section includes a description of the incompatibility, the symptom or effect of the incompatibility, and possible resolutions. There is also an indicator at the beginning of each incompatibility description that identifies the operating system to which the incompatibility applies:
| Note: | As of DB2 Universal Database Version 6, Version 1.x and Version 2.x clients, including the clients packaged with DB2 Parallel Edition Version 1.2 servers, are no longer supported. |