Michael,a Guy named Joe Celko elaborated about trees and hierarchies in SQL a few years ago. Have a look here: http://www.amazon.com/Hierarchies-Smarties-Edition-Kaufmann-Management/dp/0123877334/ref=dp_ob_title_bk
regards gerd _______________________________________________ sqlite-users mailing list sqlite-users@sqlite.org http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users
