This section describes which versions of a client can connect to which versions of a server. This includes support for earlier versions and support for accessing DB2® databases on midrange and mainframe servers.
Server version | Client version | Features available |
---|---|---|
Version 9.8, or later | Version 9.7, Fix Pack 1 or later | Transaction-level and connection-level workload
balancing Automatic client reroute based on workload Client affinities |
Version 9.8, or later | Version 9.1, |
Connection-level workload balancing (transaction-level
workload balancing is not available) Automatic client reroute based on workload |
DB2 Universal Database™ (UDB) Version 8, and DB2 Version 9.1 and Version 9.5 clients can access a remote DB2 Version 9.7 server. Note the following restriction:
The following clients and servers can access DB2 Version 9.5, Version 9.1, and DB2 UDB Version 8 servers:
However, when a higher version level client accesses a lower version level server, the functionality of the higher version level is not available to the client. For example, IBM Data Server Driver Package Version 9.7 can access a DB2 Version 9.1 server, however, DB2 Version 9.7 functionality is not available to the client.
Access from DB2 UDB Version 7 clients is not supported.
DB2 Version 9.7 servers support access from the following clients on midrange and mainframe platforms:
The following clients and drivers can access DB2 Connect™ Version 9.7: