read the hibernate docs... native (afaik) means using what the dbms has as default. Do you get any errors? View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4213777#4213777 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4213777