1 SELECT TextString from Town_name ; //從Town_name表中查詢TextString.
2 SELECT SUM(TextString ) from Town_name ;//對字段求和
1 SELECT TextString from Town_name ; //從Town_name表中查詢TextString.
2 SELECT SUM(TextString ) from Town_name ;//對字段求和
winter@dodo:~/SDK/bin$ ./asadmin start-domain domain1 Starting Domain domai
/usr/local/apache111/bin/apxs -i -c /home/software/bak/httpd-2.2.3/modules/
VB.NET下操作Access數據庫 啥也不說,直接上代碼 第一步:建立數據庫以及數據表 '創建新的空access數據庫表 Dim cat As Catalog = New Catalog()
16. 通過內部函數提高SQL效率。 SELECT H.EMPNO,E.ENAME,H.HIST_TYPE,T.TYPE_DESC,COUN