A.xls B.doc C.bmp D.mp3
A.delete*from訂單where訂單ID="A10257" B.delete*from訂單where訂單ID=A10257 C.delete*from訂單ID where訂單="A10257" D.delete*from訂單ID where訂單=A10257
下列用于進行"降序"排序的按鈕是()
A.A選項 B.B選項 C.C選項 D.D選項