字符串按顺序重组方法之自定义函数（字符串拆分重组）
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-- Author : htl258(Tony)
-- Date : 2010-04-26 08:45:19
-- Version:Microsoft SQL Server 2008 (RTM) - 10.0.1600.22 (Intel X86)
-- Jul 9 2008 14:43:34
-- Copyright (c) 1988-2008 Microsoft Corporation
-- Developer Edition on Windows NT 5.1 <X86> (Build 2600: Service Pack 3)
-- Blog : http://blog.csdn.net/htl258
-- Subject: 字符串按顺序重组方法之自定义函数
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if object_id('f_GetStr') is not null
drop function f_GetStr
go
create function dbo.f_GetStr(@s varchar(100))
returns varchar(100)
as
begin
declare @x xml
select @x='<v>'+replace(@s,',','</v><v>')+'</v>'
select @s=null
select @s=isnull(@s+',','')+s
from (
select A.x.value('.','varchar(100)') as s
from @x.nodes('/v')AS A(x)
)t
order by s
return @s
end
go
declare @t table(id int ,s varchar(100))
insert @t values (1,'g,x,z,t')
insert @t values (2,'f,a,x,g')
insert @t values(3,'谁，是，你')
insert @t values(4,'你，是，谁')
insert @t values(5,'5，4，2，8，8')
select *,dbo.f_GetStr(s) as new_s from @t
/*
id s new_s
----------- -------------------- -------------------
1 g,x,z,t g,t,x,z
2 f,a,x,g a,f,g,x
3 谁，是，你 你,是,谁
4 你，是，谁 你,是,谁
5 5，4，2，8，82,4,5,8,8
(5 行受影响)
*/