MSSQL varbinary转换成字符串

--> Title : varbinary转换成字符串

--> Author : wufeng4552

--> Date : 2009-12-15

declare @s varchar(20),@bin varbinary(1000)

select @s='www.youkuaiyun.com',@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 個資料列受到影響)

*/

/*

--------------------------

0x7777772E4353444E2E6E6574

(1 個資料列受到影響)

*/