ADO Execute ·½·¨
¶¨ÒåºÍÓ÷¨
Execute ·½·¨¿ÉÖ´ÐÐ Command ¶ÔÏóµÄ CommandText ÊôÐÔÖÐÖ¸¶¨µÄ²éѯ¡¢SQL Óï¾ä»ò´æ´¢¹ý³Ì¡£
Èç¹û CommandText ÊôÐÔÖ¸¶¨ÒÔÐзµ»ØµÄ²éѯ£¬Ö´ÐвúÉúµÄÈκνá¹û¶¼½«´æ´¢ÔÚÐ嵀 Recordset ¶ÔÏóÖС£Èç¹û´ËÃüÁî²»ÊÇÒÔÐзµ»ØµÄ²éѯ£¬ÌṩÕß½«·µ»Ø¹Ø±ÕµÄ Recordset ¶ÔÏó¡£
Óï·¨£º¶ÔÓÚÒÔÐзµ»ØµÄ Command£º
Set rs=objcommand.Execute(ra,parameters,options)
Óï·¨£º¶ÔÓÚ²»ÊÇÒÔÐзµ»ØµÄ Command£º
objcommand.Execute ra,parameters,options
²ÎÊý | ÃèÊö |
---|---|
ra | ¿ÉÑ¡¡£·µ»ØÊܲéѯӰÏìµÄ¼Ç¼µÄÊýÄ¿¡£¶ÔÓÚÒÔÐзµ»ØµÄ²éѯ£¬ÇëʹÓà Recordset ¶ÔÏóµÄ RecordCount ÊôÐÔÀ´¼ÆËã¸Ã¶ÔÏóÖеļǼÊýÁ¿¡£ |
parameters | ¿ÉÑ¡¡£Óà SQL Óï¾ä´«µÝµÄ²ÎÊýÖµ¡£ÓÃÓÚ¸ü¸Ä¡¢¸üлòÏò Parameters ¼¯ºÏ²åÈëеIJÎÊýÖµ¡£ |
options | ¿ÉÑ¡¡£Ö¸Ê¾ÌṩÕßÓ¦ÈçºÎ¼ÆËã Command ¶ÔÏóµÄ CommandText ÊôÐÔ¡£¿ÉÒÔÊÇÒ»¸ö»òÕß¶à¸ö CommandTypeEnum »ò ExecuteOptionEnum Öµ¡£Ä¬ÈÏÊÇ adCmdUnspecified¡£ |
ʵÀý
<% Set objcommand.Text="SELECT * FROM Customers" objCommand.Execute %> »òÕߣº <% Set objcommand.Text="Customers" objCommand.Execute(,,adCmdTableDirect) %>