Recipie-Book/conf/META-INF/persistence.xml

<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd"
             version="2.1">
  <!--
    <persistence-unit name="defaultPersistenceUnit" transaction-type="RESOURCE_LOCAL">
        <provider>org.hibernate.ogm.jpa.HibernateOgmPersistence</provider>
        <non-jta-data-source>java:/DefaultDS</non-jta-data-source>
        <properties>
            <property name="hibernate.ogm.datastore.provider"
            		 value="org.hibernate.ogm.datastore.mongodb.impl.MongoDBDatastoreProvider"/>
            <property name="hibernate.ogm.datastore.host" value="127.0.0.1"/>
            <property name="hibernate.ogm.datastore.port" value="27017"/>
            <property name="hibernate.ogm.datastore.database" value="craftCharacter"/>
            <property name="hibernate.ogm.datastore.safe" value="true"/>
        </properties>
        </persistence-unit>
        -->
    <persistence-unit name="defaultPersistenceUnit" transaction-type="JTA">
        <provider>org.hibernate.ogm.jpa.HibernateOgmPersistence</provider>
        <non-jta-data-source>DefaultDS</non-jta-data-source>
        <properties>
            <property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
            <property name="schemaUpdate" value="true" />
            <property name="hibernate.hbm2ddl.auto" value="update" />
        </properties>
    </persistence-unit>
</persistence>