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MSSQL varbinaryת»»³É×Ö·û´®

--> Title  : varbinaryת»»³É×Ö·û´®
--> Author : wufeng4552
--> Date   : 2009-12-15
declare @s varchar(20),@bin varbinary(1000)
select @s='www.CSDN.net',@bin=cast(@s as varbinary(1000))
declare @re varchar(1000),@i int
select @re='',@i=datalength(@bin)
while @i>0
   begin
      select @re=substring('0123456789ABCDEF',substring(@bin,@i,1)/16+1,1)+
                 substring('0123456789ABCDEF',substring(@bin,@i,1)%16+1,1)+@re
             ,@i=@i-1  
   end
select '0x'+@re
select cast(@s as varbinary(1000))
/*
--------------------------
0x7777772E4353444E2E6E6574
 
(1 個資ÁÏÁÐÊܵ½Ó°響)
*/
/*
--------------------------
0x7777772E4353444E2E6E6574
 
(1 個資ÁÏÁÐÊܵ½Ó°響)
*/


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MsSQL,MySQL,Oracle,Êý¾Ý¿âÁ¬½Ó×Ö¶Î

Ms sql 2000
drivername=com.microsoft.jdbc.sqlserver.SQLServerDriver
url=jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=books
username=sa
password=sa
MySQL
drivername=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost/books
username=root
password=root
Oracle
drivername=orac ......

mssql Öн«ºº×Öת»»ÎªÆ´ÒôÊ××Öĸ·½·¨


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 ......

MSSQLÌí¼Ó×Ö¶Î˵Ã÷

--×Ö¶ÎÌí¼Ó˵Ã÷
EXEC sp_addextendedproperty 'MS_Description', 'ÒªÌí¼ÓµÄ˵Ã÷', 'user', dbo, 'table', ±íÃû, 'column', ÁÐÃû
--ɾ³ý×Ö¶Î˵Ã÷
EXEC sp_dropextendedproperty 'MS_Description', 'user', dbo, 'table', ±íÃû, 'column', ×Ö¶ÎÃû
--²é¿´×Ö¶Î˵Ã÷
SELECT
    [Table Name] = i_s.TAB ......

MSSQLÊý¾Ý¿âÖз¢ÏÖD99_tmp±íµÄ´¦Àí·½·¨

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