Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

sql²éÖظ´¼Ç¼

ÓÃselectÓï¾ä£¬²éѯÖظ´¼Ç¼
¼ÙÉ裬±íÃûΪ T1 ×Ó¶ÎΪ A,B,C
select count(*) ,A,B,C from T1
   group by A,B,C having count(*) > 1
²âÊÔÊý¾Ý£º
    A100          B100          C100     
    A101          B101          C101     
    A102          B102          C102     
    A102          B102          C100     
    A102          B102          C102     
    A102          B102          C102     
    A100          B100          C100     
ÔËÐнá¹û£º
2    A100          B100          C100     
3    A102          B102          C102


Ïà¹ØÎĵµ£º

SQL2005ºÍ(Excel |access)Ö®¼äµÄÊý¾Ýµ¼Èëµ¼³ö


Sql´úÂë
--²ÉÓÃSQLÓï¾äʵÏÖsql2005ºÍExcel Êý¾ÝÖ®¼äµÄÊý¾Ýµ¼Èëµ¼³ö£¬ÔÚÍøÉÏÕÒÀ´Ò»--Ï£¬ÊµÏÖ·½·¨ÊÇÕâÑùµÄ£º    
  
  
--Excel---->SQL2005  µ¼È룺    
  
  
select * into useinfo from O ......

½«accessµ¼ÈëSQL server

Ò»¡¢SQL SERVER ºÍACCESSµÄÊý¾Ýµ¼Èëµ¼³ö
³£¹æµÄÊý¾Ýµ¼Èëµ¼³ö£º
ʹÓÃDTSÏòµ¼Ç¨ÒÆÄãµÄAccessÊý¾Ýµ½SQL Server£¬Äã¿ÉÒÔʹÓÃÕâЩ²½Öè:
¡¡¡¡¡ð1ÔÚSQL SERVERÆóÒµ¹ÜÀíÆ÷ÖеÄTools£¨¹¤¾ß£©²Ëµ¥ÉÏ£¬Ñ¡ÔñData Transformation
¡¡¡¡¡ð2Services£¨Êý¾Ýת»»·þÎñ£©£¬È»ºóÑ¡Ôñ  czdImport Dat ......

¾­µäSQL£¨2£©

1¡¢¾­µäµÄ²éѯÓï¾ä
2¡¢¾­µäµÄ×Ö¶¨Ò庯Êý
3¡¢¾­µäµÄÓëÒµÎñÏà¹ØµÄ´æ´¢¹ý³Ì
µÈµÈ
1¡¢ ¸ú×Ùµ±Ç°¶Ô»°ÏÂÓû§µÄSQL½Å±¾
select sql_text from v$sqltext_with_newlines where (hash_value,address)
in (select sql_hash_value,sql_address from v$session where sid=&sid)
order by address,piece;
SID
ÓÉÕâ ......

Excelµ¼Èëµ½SQLµÄÒ»¸öÐÂ˼·

/*
±ÈÈçExcelÓÐÁ½ÁУ¬AÁкÍBÁÐÐèÒªµ¼Èëµ½SQL±íÖУ¬·´ÕýÎÒÒѾ­Óм¸Äê²»ÓÃDTSÖ®ÀàµÄ¹¤¾ßÁË¡£
ÔÚExcelÖеÄеÄÒ»ÁÐÖУ¬Ö±½Óд¹«Ê½
=CONCATENATE("Insert #tmp values('",A1,"','",B1,"')")
°ÑÿһÐж¼Éè³ÉͬÑùµÄ¹«Ê½(Ë«»÷¼´¿ÉÍê³É)¡£
°ÑÕûÁи´ÖÆÏÂÀ´£¬·Åµ½²éѯ·ÖÎöÆ÷ÖÐÖ±½ÓÔËÐоͺÃÁË¡£
Ò²¿ÉÒ԰ѹ«Ê½¸Ä³É =CONCATEN ......

SQLÖظ´¼Ç¼²éѯ

 SQLÖظ´¼Ç¼²éѯ
1¡¢²éÕÒ±íÖжàÓàµÄÖظ´¼Ç¼£¬Öظ´¼Ç¼ÊǸù¾Ýµ¥¸ö×ֶΣ¨peopleId£©À´ÅжÏ
select * from people
where peopleId in (select   peopleId from   people group by   peopleId having count
(peopleId) > 1)
2¡¢É¾³ý±íÖжàÓàµÄÖظ´¼Ç¼£¬Öظ´¼Ç¼ÊǸù¾Ýµ¥¸ö×ֶΣ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ