create function f_GetPy(@str nvarchar(4000))
returns nvarchar(4000)
as
begin
declare @strlen int,@re nvarchar(4000)
declare @t table(chr nchar(1) collate Chinese_PRC_CI_AS,letter nchar(1))
insert into @t(chr,letter)
select '吖','A' union all select '八','B' union all
select '嚓','C' union all select '咑','D' union all
select '妸','E' union all select '发','F' union all
select '旮','G' union all select '铪','H' union all
select '丌','J' union all select '咔','K' union all
select '垃','L' union all select '嘸','M' union all
select '拏','N' union all select '噢','O' union all
select '妑','P' union all select '七','Q' union all
select '呥','R' union all select '仨','S' union all
select '他','T' union all select '屲','W' union all
select '夕','X' union all select '丫','Y' union all
select '帀','Z'
select @strlen=len(@str),@re=''
while @strlen>0
begin
select top 1 @re=letter+@re,@strlen=@strlen-1
from @t a where chr<=substring(@str,@strlen,1)
order by chr desc
if @@rowcount=0
select @re=substring(@str,@strlen,1)+@re,@strlen=@strlen-1
end
return(@re)
end
go--调用
select * from tb where dbo.f_GetPy(Name) like 'z%'
returns nvarchar(4000)
as
begin
declare @strlen int,@re nvarchar(4000)
declare @t table(chr nchar(1) collate Chinese_PRC_CI_AS,letter nchar(1))
insert into @t(chr,letter)
select '吖','A' union all select '八','B' union all
select '嚓','C' union all select '咑','D' union all
select '妸','E' union all select '发','F' union all
select '旮','G' union all select '铪','H' union all
select '丌','J' union all select '咔','K' union all
select '垃','L' union all select '嘸','M' union all
select '拏','N' union all select '噢','O' union all
select '妑','P' union all select '七','Q' union all
select '呥','R' union all select '仨','S' union all
select '他','T' union all select '屲','W' union all
select '夕','X' union all select '丫','Y' union all
select '帀','Z'
select @strlen=len(@str),@re=''
while @strlen>0
begin
select top 1 @re=letter+@re,@strlen=@strlen-1
from @t a where chr<=substring(@str,@strlen,1)
order by chr desc
if @@rowcount=0
select @re=substring(@str,@strlen,1)+@re,@strlen=@strlen-1
end
return(@re)
end
go--调用
select * from tb where dbo.f_GetPy(Name) like 'z%'
returns nvarchar(4000)
-- WITH ENCRYPTION
as
begin
declare @intLen int
declare @strRet nvarchar(4000)
declare @temp nvarchar(100) set @intLen = len(@str)
set @strRet = '' while @intLen > 0
begin
set @temp = '' select @temp = case
when substring(@str,@intLen,1) >= '帀' then 'Z'
when substring(@str,@intLen,1) >= '丫' then 'Y'
when substring(@str,@intLen,1) >= '夕' then 'X'
when substring(@str,@intLen,1) >= '屲' then 'W'
when substring(@str,@intLen,1) >= '他' then 'T'
when substring(@str,@intLen,1) >= '仨' then 'S'
when substring(@str,@intLen,1) >= '呥' then 'R'
when substring(@str,@intLen,1) >= '七' then 'Q'
when substring(@str,@intLen,1) >= '妑' then 'P'
when substring(@str,@intLen,1) >= '噢' then 'O'
when substring(@str,@intLen,1) >= '拏' then 'N'
when substring(@str,@intLen,1) >= '嘸' then 'M'
when substring(@str,@intLen,1) >= '垃' then 'L'
when substring(@str,@intLen,1) >= '咔' then 'K'
when substring(@str,@intLen,1) >= '丌' then 'J'
when substring(@str,@intLen,1) >= '铪' then 'H'
when substring(@str,@intLen,1) >= '旮' then 'G'
when substring(@str,@intLen,1) >= '发' then 'F'
when substring(@str,@intLen,1) >= '妸' then 'E'
when substring(@str,@intLen,1) >= '咑' then 'D'
when substring(@str,@intLen,1) >= '嚓' then 'C'
when substring(@str,@intLen,1) >= '八' then 'B'
when substring(@str,@intLen,1) >= '吖' then 'A'
else rtrim(ltrim(substring(@str,@intLen,1)))
end --对于汉字特殊字符,不生成拼音码
if (ascii(@temp)>127) set @temp = '' --对于英文中小括号,不生成拼音码
if @temp = '(' or @temp = ')' set @temp = '' select @strRet = @temp + @strRet set @intLen = @intLen - 1
end return lower(@strRet)
--调用
select * from tb where dbo.fn_GetPy(name) like 'z%'
select top 94 id=identity(int,161,1) into #b from syscolumns
select ch=cast(cast(a.id as binary(1))+cast(b.id as binary(1)) as char(2))
collate chinese_prc_cs_as_ks_ws
from #a a,#b b
where not(a.id=215 and b.id between 250 and 254)
order by ch是什么意思啊??