ÀýÈ磺 string cmdtxt1 = "server=(local);database=*****;Uid=**;Pwd=**"; SqlConnection Con = new SqlConnection(cmdtxt1); Con.Open(); SqlCommand Com = new SqlCommand("select ÏîÄ¿±àºÅ,ÏîÄ¿Ãû³Æ,ÏîÄ¿½ø¶È from ÏîÄ¿±í", Con); SqlDataReader dr = Com.ExecuteReader(); ˵Ã÷һϣ¬ÎÒµÄÏîÄ¿±íÄÚÓÐÈýÌõÊý¾Ý¡£ÎÒÒªÈçºÎд£¬²ÅÄÜ°ÑÕâÈýÌõÊý¾ÝÒ»Ò»µÄ¶Á³öÀ´£¬·Ö±ð¸¶¸³Öµ¸øÈý¸ö±äÁ¿¡£¡£Ò»´ÎÐÔ¶Á³öÀ´£¬ ·Ö±ð¸³¸øÈý¸ö±äÁ¿¾Í²»ÐÐÂ𣿣¿ C# code:
select top 12 * from Product where [id] not in (select top 12 [id] from Product) ÕâÑù¿ÉÒÔ·ÖÒ³£¬µ«ÊÇÎÒÔÚºóÃæÏë¼Ó¸öÌõ¼þ select top 12 * from Product where [id] not in (select top 12 [id] from Prod ......