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

mssql ÅÅÐòÎÊÌ⣿ÇóÖú


select * from todaytask where datediff("n",taskonlinetime,getdate()) <15 order by rank asc,addtasktime desc

ÕâÀï²éѯ 15·ÖÖÓÔÚÏßµÄÈÎÎñ ͨ¹ýrankºÍaddtasktimeÅÅÐò

rankÊýֵΪ0»òÕß1

ÏÖÔÚÏë¸Ä±ä²éѯ·½Ê½

ÒªÇó£º

µ±rankµÈÓÚ0 ʱºò ÏÔʾ 15·ÖÖÓÔÚÏßµÄÈÎÎñ

µ±rankµÈÓÚ1 ʱºò ÏÔʾ È«²¿ÈÎÎñ

rank²ÅÓÃascÅÅÐò¡£

ÓÃÒ»Ìõ²éѯÓï¾ä½øÐвéѯ¡£²»ÖªµÀÎÒ˵µÄ´ó¼ÒÃ÷°×²»£¿ºÇºÇ¡£

ÇóÖú£¬Ð»Ð»¡£

SQL code:
select
case rank when 0 then (select * from todaytask where datediff("n",taskonlinetime,getdate()) <15 order by rank asc,addtasktime desc)
else (select * from todaytask order by rank asc,addtasktime desc)
from
todaytask


ÒýÓÃ
SQL codeselectcase rankwhen0then (select*from todaytaskwheredatediff("n",taskonlinetime,getdate()) <15orderby rankasc,addtasktimedesc)else (select*from todaytaskorderby rankasc,addtasktimedesc)from 
t¡­


¹þ¹þ À§ÁË ÂÒдµÄ Â¥Ö÷±ðЦ»°

mssqlÓïÑÔÒªÓÃÓÚaspÍøÕ¾ÀïÃæµÄ¡£Ï£Íû¿ÉÒÔ²»Òª·ÖÐС£

À§ÁË£¬ÐÝÏ¢ÁË

²»»á,°ï¶¥.

up


Ïà¹ØÎÊ´ð£º

Mssql2005 xml ²éѯ ʹÓà exist - .NET¼¼Êõ / C#

SQL code:

@uid int
@money float
If not exists(SELECT null from bc_users_table where bet_id=@uid and bet_hk_rationing.exist('/root/items[@straight_bet>'+@money+']') = 1)
--BEGIN
......

Çë½ÌÒ»¸öMSSQLµÄÎÊÌâ - MS-SQL Server / ÒÉÄÑÎÊÌâ

´´½¨Á˼¸ÕÅ±í£¬ÆäÖÐÓÐÒ»ÕűíÊÇ¿Î³Ì±í£¬Àï±ß°üÀ¨£º¿Î³ÌºÅ£¨Ö÷Â룩£¬¿Î³ÌÃû£¬¿Îʱ£¬Ñ§·Ö¡£
ÏÖÔÚÏëÉè¼ÆÒ»¸ö´¥·¢Æ÷ʹ£¬×÷ÓÃÊÇÏÞÖÆ¿ªÉèµÄ¿Î³Ì×Üѧ·Ö±ØÐëÔÚ0µ½100Ö®¼ä
ÇëÎÊÕâ¸ö´¥·¢Æ÷¸ÃÔõôÉè¼Æ£¬Ð»Ð»¡£
²»Óô¥·¢Æ÷£¬Óà ......

mssqlÊý¾Ý×ªÒÆµ½mysql - PHP / »ù´¡±à³Ì

×î½ü¹«Ë¾»»Êý¾Ý¿â£¬mssql »» mysql ¡£´ó¼ÒÓÐʲôºÃµÄ·½·¨°¡£¡
  ²»ÓÃphpת»»£¬´æÔÚÊý¾ÝÄ£Ð͵ÄÎÊÌâ¡£±¾È˺ÜÏëÓÃphp£¬¿ÉÊÇmssqlÀ©Õ¹Ôõô¶¼¼ÓÔØ²»ÉÏ£¬¸ãÁËÒ»Ììû¸ãÃ÷°×£¡»·¾³ÊÇ£ºapache2.2.4£¬php5.3.2£¨°²×°³ ......

MSSQL ÈçºÎÍêÕûµÄ¸´ÖÆÒ»±í - MS-SQL Server / »ù´¡Àà

ÈçÌâ,Ö»Òª±í½á¹¹.²»ÐèÒªÊý¾ÝµÄ.±í½á¹¹¸´Öƺܺø´ÖÆ.µ«ÊǸú±íÓйصĴ¥·¢Æ÷,Ë÷ÒýµÈ,»¹ÓÐͳ¼ÆÐÅÏ¢Õâ¸öÊý¾ÝÄܹ»Ò»Æð¸´ÖÆ×ßÂð.¾ÍÊÇÁ½ÕűíÊÇһģһÑùµÄ.
select * into b from a

ÒýÓÃ
select * into b from a
ûÓÃ,Õ ......

¸´ÖÆmssqlÐеÄÎÊÌâ - Web ¿ª·¢ / ASP

ÈçÌâ
ÎÒʹÓÃ
VBScript code:
conn.execute("SET IDENTITY_INSERT [abc] On" & vbcrlf & "insert into [abc] (id,name,qq,msn) select (select top 1 id from [abc] order by id desc)+1 ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ