Where can I read some about manual flushing ? Only set @Begin(flushMode....) and em.flush() ? Or something special ? Thanks Mila View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4074175#4074175 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4074175