Run seam-gen, it gives you the option to choose MySQL. Then take a look at the generated files. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4116375#4116375 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4116375