JDBC and J2EE Services

JDBC is one of the services that are available to J2EE applications. Other examples of services available to J2EE applications are Java Message Service (JMS) and JavaMail. With regard to the title of this chapter, you may think of the physical implementations of these abstract services (such as a JDBC data source that has been configured to point to a physical database) as resources for your application to use. The facilities to create and manage resources for the various J2EE services are grouped under the top-level Resources link in the WAS administrative console.

JDBC is the oldest, best known, and most used J2EE service. Its basic purpose is to facilitate the access and manipulation of tabular data sources (in most ...

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