persistence.xml

EJB3.0实现学生、社团实体及它们的M:M关系

<?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="ManyToManyEJBPU" transaction-type="JTA">
		<jta-data-source>java:/DefaultMySqlDS</jta-data-source>
		<properties>
			<property name="hibernate.hbm2ddl.auto" value="update" />
		</properties>
	</persistence-unit>

</persistence>