"petemuir" wrote : There are lots of examples of mappings in the hibernate annotations test's - this is really a hibernate question - you should take this to hibernate forums. I considered that before posting this question here but if you go to the Hibernate User forum, you'll see that they ask that people post to the Seam forum when questions involve using Hibernate in Seam: http://hibernate.org/20.html#A2 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4041977#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...