和同学破解了一个邹老大的短信分拆算法！！！！！！！！！！1

/*==============================================*/

if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[f_splitSTR]') and xtype in (N'FN', N'IF', N'TF'))
drop function [dbo].[f_splitSTR]
GO

--3.2.6 分拆短信数据
CREATE FUNCTION f_splitSTR(@s varchar(8000))  -----------‘acthebcsex’
RETURNS @re TABLE(split varchar(10),value varchar(100))
AS
BEGIN
 DECLARE @splits TABLE(split varchar(10),splitlen as LEN(split))
 INSERT @splits(split)
 SELECT 'AC' UNION ALL
 SELECT 'BC' UNION ALL
 SELECT 'CC' UNION ALL
 SELECT 'DC' 
 DECLARE @pos1 int,@pos2 int,@split varchar(10),@splitlen int
 SELECT TOP 1
  @pos1=1,@split=split,@splitlen=splitlen
 FROM @splits
 WHERE @s LIKE split+'%'  ----------------判断在串中有无分隔符
 WHILE @pos1>0    -----------在串中有分隔符，CIRCLE
 BEGIN
  SELECT TOP 1
   @pos2=CHARINDEX(split,@s,@splitlen+1)  --