thac mac ve Top Values
vulhu06 > 22-03-13, 10:42 PM
Minh xin hoi cac ban chut,
cau query cua minh la lay 3 hoc sinh co tong diem cao nhat, minh da sort field tongdiem la descending va chon Top values la 3, nhung khi thuc hien thi co toi 4 record, con neu minh chon Top values la 5 thi co toi 9 record ???? Mong cac ban chi giao