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IF  EXISTS (SELECT srv.name from sys.servers srv WHERE srv.server_id != 0 AND srv.name = N'Á´½Ó·þÎñÆ÷Ãû')
EXEC master.dbo.sp_dropserver @server=N'Á´½Ó·þÎñÆ÷Ãû'', @droplogins='droplogins'
GO
EXEC master.dbo.sp_addlinkedserver
 @server = N'Á´½Ó·þÎñÆ÷Ãû'', @srvproduct=N'SQLNCLI', @provider=N'SQLNCLI', @datasrc=N'Á´½Ó·þÎñÆ÷IPµØÖ·'
 
EXEC master.dbo.sp_addlinkedsrvlogin
 @rmtsrvname=N'Á´½Ó·þÎñÆ÷Ãû'',@useself=N'False',@locallogin=NULL,@rmtuser=N'sa',@rmtpassword='Á´½Ó·þÎñÆ÷ÃÜÂë'
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·þÎñÃû³Æ£ºDistributed Transaction Coordinator
ÃüÁîÐÐÆô¶¯£ºnet start MSDTC
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windows2003&xp
²Î¿¼£ºhttp://support.microsoft.com/kb/817064/zh-cn
windows2008
²Î¿¼£ºhttp://technet.microsoft.com/en-us/library/cc753620(WS.10).aspx
    
     
	
	
    
    
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    xtype ´ú±íÀàÐÍ 
C = CHECK Ô¼Êø 
D = ĬÈÏÖµ»ò DEFAULT Ô¼Êø 
F = FOREIGN KEY Ô¼Êø 
L = ÈÕÖ¾ 
FN = ±êÁ¿º¯Êý 
IF = ÄÚǶ±íº¯Êý 
P = ´æ´¢¹ý³Ì 
PK = PRIMARY KEY Ô¼Êø£¨ÀàÐÍÊÇ K£© 
RF = ¸´ÖÆÉ¸Ñ¡´æ´¢¹ý³Ì 
S = ϵͳ±í 
TF = ±íº¯Êý 
TR = ´¥· ......
	
    
        
    
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use master
exec sp_helptext sp_MSforeachtable
exec sp_helptext sp_Msforeachdb
sp_M ......
	
    
        
    
    
1.
--½«ºº×Öת»»ÎªÆ´ÒôÊ××Öĸ
CREATE   function   GetAllPY(@str   nvarchar(4000))
returns   nvarchar(4000)
--WITH   ENCRYPTION
as
begin
declare   @intLen int
declare   @strRet nvarchar(4000)
declare   @temp   nvarchar(100)
set   @intLen &nb ......
	
    
        
    
    
1.°´ÐÕÊϱʻÅÅÐò: 
Select * from TableName Order By CustomerName Collate Chinese_PRC_Stroke_ci_as 
2.·ÖÒ³SQLÓï¾ä 
select * from(select (row_number() OVER (ORDER BY tab.ID Desc)) as rownum,tab.* from ±íÃû As tab) As t where rownum between ÆðʼλÖà And ½áÊøÎ»Öà
3.»ñÈ¡µ±Ç°Êý¾ ......
	
    
        
    
    ÈçºÎ´´½¨Á´½Ó·þÎñÆ÷
IF  EXISTS (SELECT srv.name from sys.servers srv WHERE srv.server_id != 0 AND srv.name = N'Á´½Ó·þÎñÆ÷Ãû')
EXEC master.dbo.sp_dropserver @server=N'Á´½Ó·þÎñÆ÷Ãû'', @droplogins='droplogins'
GO
EXEC master.dbo.sp_addlinkedserver
 @server = N'Á´½Ó·þÎñÆ÷Ãû'', @srvproduct= ......