detach as it stands is to "remove" the pojo from the cache unless you want to use it in other way? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4073431#4073431 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4073431