Before you begin
Make sure that the JDBC drivers that you want to use to create database connections are installed on all servers on which you want to deploy the data source. Some JDBC drivers are installed with WebLogic Server, including WebLogic Type 4 JDBC drivers for DB2, Informix, MS SQL Server, Oracle, and Sybase. For more information about working with JDBC drivers, see Using Third-Party JDBC Drivers with WebLogic Server.
When you target a JDBC data source, a new instance of the data source is created on the target. When you select a server as a target, an instance of the data source is created on the server. When you select a cluster as a target, an instance of the data source is created on all member servers in the cluster.
To target a JDBC data source: