Please, read my post about proper definition of measures including SQL aggregation as well as projection here: diff between Select SUM (Table. Field) & Select Table. F
Andreas 
(BOB member since 2002-06-20)
Please, read my post about proper definition of measures including SQL aggregation as well as projection here: diff between Select SUM (Table. Field) & Select Table. F
Andreas (BOB member since 2002-06-20)