Innodb backend

ws/Archetypes/mi-maven-archetype-jpa-hibernate/src/main/resources/archetype-resources/src/main/resources/META-INF/persistence.xml

@@ -56,6 +56,9 @@
             -->
             <property name="hibernate.format_sql" value="true"/>
             <property name="hibernate.use_sql_comments" value="true"/>
+
+            <!-- Choose Mysql's innodb backend -->
+            <property name="hibernate.dialect" value="org.hibernate.dialect.MySQL5InnoDBDialect" />
             
             <!-- Enable Hibernate scanning for entity classes and adding them automatically
                 but not for hbm.xml files. -->