<subsystem xmlns="urn:jboss:domain:datasources:1.0">
            <datasources>
                <datasource jndi-name="java:/datasources/lportal" pool-name="lportal-pool" enabled="true" use-java-context="true">
                    <connection-url>jdbc:oracle:thin:localhost:1521:xe</connection-url>
                    <driver>oracle</driver>
                    <pool>
                        <min-pool-size>5</min-pool-size>
                        <max-pool-size>30</max-pool-size>
                    </pool>
                    <security>
                        <user-name>lportal</user-name>
                        <password>---</password>
                    </security>
                </datasource>
                <datasource jndi-name="java:jboss/datasources/ExampleDS" pool-name="ExampleDS" enabled="true" use-java-context="true">
                    <connection-url>jdbc:h2:mem:test;DB_CLOSE_DELAY=-1</connection-url>
                    <driver>h2</driver>
                    <security>
                        <user-name>sa</user-name>
                        <password>sa</password>
                    </security>
                </datasource>
                <drivers>
                    <driver name="h2" module="com.h2database.h2">
                        <xa-datasource-class>org.h2.jdbcx.JdbcDataSource</xa-datasource-class>
                    </driver>
                    <driver name="postgres" module="org.postgresql">
                        <xa-datasource-class>org.postgresql.Driver</xa-datasource-class>
                    </driver>
                </drivers>
            </datasources>
        </subsystem>