Excerpt from META-INF/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="simple-jpa-template" transaction-type="RESOURCE_LOCAL"> <class>org.springbyexample.orm.jpa.bean.Person</class> <class>org.springbyexample.orm.jpa.bean.Address</class> <exclude-unlisted-classes/> </persistence-unit> ... </persistence>