<datasource jta="true" jndi-name="java:jboss/PostgreSqlDS" pool-name="PostgreSqlDS" enabled="true" use-java-context="true">
                    <connection-url>jdbc:postgresql://localhost:5432/books</connection-url>
                    <driver>postgres</driver>
                    <security>
                        <user-name>eclipse</user-name>
                        <password>eclipse</password>
                    </security>
                    <timeout>
                        <blocking-timeout-millis>5000</blocking-timeout-millis>
                    </timeout>
                </datasource>