We have not used any datasource.xml so far. Below the persistence.xml <?xml version="1.0" encoding="UTF-8"?> | <persistence xmlns="http://java.sun.com/xml/ns/persistence" | xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" | xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd" | version="1.0"> | | <persistence-unit name="tawmonitorDatabase" transaction-type="RESOURCE_LOCAL"> | | <provider>org.hibernate.ejb.HibernatePersistence</provider> | | | <class>org.fundacionctic.tawmonitor.model.Analisis</class> | .......... | | | <properties> | | <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLInnoDBDialect"/> | <property name="hibernate.connection.driver_class" value="org.gjt.mm.mysql.Driver"/> | | <property name="hibernate.connection.url" value="${hibernate.connection.url}"/> | <property name="hibernate.connection.username" value="${hibernate.connection.username}"/> | <property name="hibernate.connection.password" value="${hibernate.connection.password}"/> | | | <property name="hibernate.hbm2ddl.auto" value="update"/> | <property name="hibernate.show_sql" value="true"/> | | | <property name="current_session_context_class" value="thread"/> | | <property name="hibernate.jdbc.batch_size" value="50"/> | | <property name="connection.pool_size" value="3"/> | | </properties> | </persistence-unit> | </persistence> | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4128201#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...