<subsystem xmlns="urn:jboss:domain:datasources:1.0">
   <datasources>
      <datasource jndi-name="java:jboss/datasources/ExampleDS"
                  pool-name="ExampleDS" enabled="true"
                  use-java-context="true">
         <connection-url>jdbc:mysql://localhost:3306/carmartdb</connection-url>
         <driver>mysql-connector-java-5.1.17-bin.jar</driver>
         <security>
            <user-name>carmart</user-name>
            <password>carmart</password>
         </security>
      </datasource>
   </datasources>
</subsystem>