按兩個以上字段匯總 查表按兩數算命!多表匯總查詢

多表匯總查詢(按兩個以上字段匯總)
首先 , 不解你的表結構 , 但從你描述來同料號SuperNo的在一段時間內的入庫可能是多當然領用也可能是多次 , 這個時候再用SuperNo去關聯 , 顯然不合理

依照你那個錯的 , 我這么幫你改改 , 你看哪有不對 , 自己再改下 , 或者繼續提問
select a.SuperNo as 料號 ,a.SuperName as 名稱 , a.SuperGuiGe as 規格,a.入庫總數量,b.領用總數量
from
(select SuperNo,SuperName,SuperGuiGe,sum(InPcs) as 入庫總數量 from SuperIn
where InDate between '2013-03-01' and '2013-03-30' group by SuperNo,SuperName,SuperGuiGe) a,
(select SuperNo,sum(OutPcs) as 領用總數量 from Out
where OutDatebetween '2013-03-01' and '2013-03-30' group by SuperNo) b

就是先分別匯總后 , 然后再進行連接