DataSource Objects and Connection Pools
To store, organize, and retrieve data, most applications use a relational database. J2EE components access relational databases through the JDBC API. For information on this API, see:
In the JDBC API, databases are accessed via DataSource objects. A DataSource has a set of properties that identify and describe the real world data source that it represents. These properties include information such as the location of the database server, the name of the database, the network protocol to use to communicate with the server, and so on. In the Application Server, a data source is called a JDBC resource.
Applications access a data source using a connection, and a ...
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