Yeah, i found that that too, spent 10 mins poking at it: http://dbpatterns.com/documents/5707794a1514b4252236dcbe/ http://dbpatterns.com/documents/5707794a1514

Yeah, i found that that too, spent 10 mins poking at it: http://dbpatterns.com/documents/5707794a1514b4252236dcbe/ http://dbpatterns.com/documents/5707794a1514b4252236dcbe/ better, but not finished...