And when i "say the database will be changed every year" - the idea is every year to start with a clear for better performance. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4093882#4093882 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4093882