WebSphere Application Server can be configured to access databases through data access applications. An application can be implemented using either the JDBC specification or the J2EE Connection Architecture (JCA) specification.
Select one of the following topics to configure WebSphere Application Server - Express to access databases:
Configure JDBC data access
If your data access application implements the JDBC specification, you configure a JDBC provider and a data source to access your database.Configure JCA data access
If your data access application implements the J2EE Connector Architecture (JCA) specification, you must configure a connection factory and resource adapter to provide connections to your database.