That worked, Thanks a lot. But I always thought columnDefinition was more for ddl generation. Even the documentation says so. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4103153#4103153 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4103153