Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

¼±ÇósqlÓï¾ä

Ô±¹¤ÐÅÏ¢±í
EmpCode£¨Ô±¹¤±àÂ룩,EmpName£¨Ô±¹¤ÐÕÃû£©,Sex£¨ÐÔ±ð£©,Brithday£¨³öÉúÈÕÆÚ£©,DeptName£¨ËùÔÚ²¿ÃÅ£©,Station£¨¸Ú룩
ÒªÇó¸ù¾ÝÔ±¹¤ÐÅÏ¢±íÄÚÈݵõ½Èý¸öÔÂÖ®ÄÚÍËÐݵÄÈËÔ±ÐÅÏ¢
ÄеÄÍËÐÝÄêÁäΪ60£¬¸ù¾ÝBrithday¼ÆË㣬
Å®µÄÍËÐÝÄêÁ伯Ë㷽ʽΪÈç¹û¸Úλ=¡®Áìµ¼¡¯Ôò55Ëê
Èç¹û¸Úλ=¡®¹¤ÈË¡¯ÔòÍËÐÝÄêÁäΪ50

==============================================================================================================
Deptname  Empcode      EmpName    sex      brithday        station 
ÈËÁ¦×ÊÔ´²¿ 19591008101 Öì Å® 1959-10-08 ¹¤ÈË 
ÈËÁ¦×ÊÔ´²¿ 19490221001 Âí ÄÐ 1949-11-21 ¹¤ÈË 
ÈËÁ¦×ÊÔ´²¿ 19500609001 ËÎ Å® 1954-12-09 Áìµ¼ 
ÈËÁ¦×ÊÔ´²¿ 19510522001 ÖÜ ÄÐ 1951-05-22 ¹¤ÈË     

½á¹û£º
Deptname  Empcode      EmpName    sex      brithday        station  ADate        AMonth
ÈËÁ¦×ÊÔ´²¿ 19591008101 Öì Å® 1959-10-08 ¹¤ÈË  2009-10-08      1
ÈËÁ¦×ÊÔ´²¿ 19490221001 Âí ÄÐ 1949-11-21 ¹¤ÈË  2009-11-21      2
ÈËÁ¦×ÊÔ´²¿ 19500609001 ËÎ Å® 1954-12-09 Áìµ¼  2009-12-09      3  
select * from table where (datediff(yy,birthday,getdate()-90)>55 and station='Áìµ¼') and (datediff(yy,birthday,getdate()-


Ïà¹ØÎÊ´ð£º

¹ØÓÚgroup byµÄsqlÓï¾ä£¿

  with adod_dict do
    begin
    close;
    commandtext:='select bgqxcode,count(*) wjsl from wscl_wsda_file where wjnd=:tnd group by bgqxcode'; ......

²»Ã÷°×µÄSQL×¢ÈëÎÊÌâ

ÎÒÊý¾Ý¿âÊÇMSSQLµÄ£¬×òÌìËùÓÐµÄ±í±»×¢ÈëJS½Å±¾´úÂë,Óиö²»Ã÷°×µÄµØ·½À´ÎÊÎÊ´ó¼Ò

ÎÒ·¢ÏÖÓÐЩ±íÎÒ¸ù±¾Ã»Ê¹Óã¬Ò²Ã»ÓÐÈë¿âµÄASPÒ³ÃæºÍÓï¾ä£¬ËüÊÇÔÛ¸ö×¢ÈëµÄÄØ£¿
Ã²ËÆselectÓï¾äÊÇ¿ÉÒÔǶÌ׵İɣ¿
¿ÉÄÜÊÇwhere ......

SQL ¶à±í²éѯ²é³öËùÒªµÄÊý¾Ý£¿

ÒÑÖª´ÓB,±íÖÐÕÒ³öID, NAMEÁ½ÏîÓëC±íÏàͬµÄÊý¾Ý£¬ÔÙÒÀ¾ÝB±íÖо­¹ý²éѯ³öÀ´µÄID,CODEÁ½ÏîÊý¾Ý²éѯÓëA±íID,CODEÁ½ÏîÏàͬµÄÊý¾ÝÖжÔÓ¦µÄEMAILÀ´£¬²¢ÁгöÈçÏÂD±íµÄÐÎʽ£¬²»ÖªÎÒÊÇ·ñ±íʾÇå³þ£¿Âé·³°ïÎÒÁÐһϹ«Ê½ºÃÂð£¿Íò· ......

sql¿ÉÒÔÓÐÁ½¸öÒÔÉϵĴ¥·¢Æ÷Â𣿣¿

sql¿ÉÒÔÓÐÁ½¸öÒÔÉϵĴ¥·¢Æ÷Â𣿣¿ÎÒÖ¸µÄÊÇfor´¥·¢Æ÷£¬ÄÇÆäËûµÄÄØ£¿£¿
ʲôÒâ˼£¿

¿ÉÒÔµÄ

10¸ö¶¼Ã»ÎÊÌâ

¿ÉÊÇÎÒдÁËÁ½¸öfor insert ´¥·¢Æ÷£¬Ôì³É½ø³Ì×èÈûÁËÄØ£¿Ôõô°ìÄØ£¿Çë¸ßÈËÖ¸µã
......

C# Á¬½ÓSQLÊý¾Ý¿â³£ÓõÄÁ¬½Ó×Ö·û´®¸ÃÈçºÎд£¿

£¨1£©string ConnString = "server=localhost;integrated security=sspi;database=pubs;";   
£¨2£©string strConnection="user uid=sa;pwd=123456;Database=test;Server=test;Connect ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ