在使用( select avg(國文) as 國文之平均 From 成績單 )後<br>配合 Datagrid 顯示時 其平均值會出現小數好幾位<br>如果我想設定為小數 1 位 時該如何修改 謝謝
SQL Server請使用Round Access 請使用Format
已解決 謝謝 Sean
再提一問題請教 如 "Select T0,SUM(T1) AS A1, SUM(T2) AS A2 " "From Count1 " "Group BY T0 " 若想要將 SUM(T1) 值 除 SUM(T2) 值 得 AS A3 此語法該如何下 意思是想將總合之 T1 值 直接除以 總合 T2 值 後可得到其商並顯示出來成為 A3欄位
"Select T0,SUM(T1) AS A1, SUM(T2) AS A2 ,SUM(T1+T2)/2 AS A3" "From Count1 " "Group BY T0 "
看錯... Select T0,SUM(T1) AS A1, SUM(T2) AS A2 ,SUM(T1)/SUM(T2) AS A3" "From Count1 " "Group BY T0 "