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JDBC 4.0 and Oracle JDeveloper for J2EE Development
PostgreSQL database is one of the most commonly used open-source relational databases. The first step is to get the database driver classes into the runtime classpath of JBoss application server. The JDBC 4.0 driver for PostgreSQL database may be obtained from http://jdbc.postgresql.org/download.html. Copy the PostgreSQL driver JAR file postgresql-8.2-507.jdbc4.jar to the JBoss installation's /server/default/lib directory. We also need to set the JAVA_HOME environment variable to JDK 6.0 and then use its data source by copying /docs/examples/jca/postgres-ds.xml to the /server/default/deploy directory.
Modify the postgres-ds.xml configuration file by setting<driver-class/> to org.postgresql.Driver and<connection-url/> to jdbc:postgresql://localhost:5432/postgres.
Finally, modify \server\default\conf\login-config.xml to use the PostgreSQL database and add the following<application-policy/> element to the file:
<application...
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