The answer is here. http://www.jroller.com/eyallupu/entry/hibernate_s_hbm2ddl_tool View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4081310#4081310 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4081310