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

SQLȡֵÎÊÌâ - MS-SQL Server / »ù´¡Àà

±ítable 

  A B
  12*2+10*5
  4*3+10*4
  15*2+81*4

ÈçºÎÈ¡BÁÐÖеÚÒ»¸ö*ºÅǰµÄÊý£¬²¢¸³¸øAÁÐ
--search
SQL code:
select left(b,charindex('*',b)-1) from table where left(b,charindex('*',b)-1)


--update

SQL code:
update table
set a = left(b,charindex('*',b)-1) from table where left(b,charindex('*',b)-1)


select left(b,charindex('*',b)-1) from table where left(b,charindex('*',b)-1) > 0


update table set a = left(b,charindex('*',b)-1) from table where left(b,charindex('*',b)-1) > 0


SQL code:

update ±ítable set A=left(B,charindex('*',B)-1)


¶¼ÊÇÅ£È˰¡¡£

û¶àÉÙ·Ö£¬ºÇºÇ£¬È¨µ±Òâ˼Ï¡£ÐÂÊÖ¡£¡£²»ºÃÒâ˼¡£


Ïà¹ØÎÊ´ð£º

jspÁ´½Ósql2000µÄÒÉÎÊ£¿



type Exception report


message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

org.apache.jas ......

Çë½ÌsqlÓï¾ä¡£ - Oracle / ¿ª·¢

ÎÒÓÐÒ»¸ö±í£¬½á¹¹ÊÇÕâÑù¡£
  ת³ö µ¥Î» תÈ뵥λ ±ÊÊý ½ð¶î
date(Ö÷) outid(Ö÷) inid(Ö÷) num amt
2009 1 2 1 500 Ϊ 1 µ¥Î» ÔÚ2009Ä ......

ÇóÒ»sqlÓï¾ä - MS-SQL Server / ÒÉÄÑÎÊÌâ

ÏÖÔÚÓÐÁ½ÕÅ±í£ºÎÄÕÂÖ÷±íA(articleId,articleTitle)£¬ÎÄÕÂÆÀÂÛ±íB(commentId,articleId,commentTitle)
ÏÖÔÚÎÒÏëʵÏÖÕâÑùµÄ¹¦ÄÜ£ºÁгöÎÄÕÂÁÐ±í£¬ÆäÖÐÿƪÎÄÕ±êÌâÏÂÃæÁгö´ËÎÄÕµÄǰ2¸öÎÄÕÂÆÀÂÛ£¬ÇëÎÊsqlÓï¾äÔõôд°¡ ......

asp wap sqlÓï¾äÖлñÈ¡µÄºº×Ö²»ºÃÊ - Web ¿ª·¢ / ASP

SQL code:

rs.open "select * from guide where city_name='±±¾©' order by pai desc",conn,1,1
do while not rs.eof or rs.bof
¡£¡£
¡£¡£
¡£¡£
rs.movenext
loop
Õâ¸ösqlÓï¾äÔÚwapÕ¾Àï ±¾ÉíÓÐ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ