取汉字汉语拼音首字母的函数
-------------------------------------------------------------------------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 a order by case Name when '其他' then 1 else 0 end,dbo.f_GetPy(Name)
-------------------------------------------------------------------------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 a order by case Name when '其他' then 1 else 0 end,dbo.f_GetPy(Name)
表是这样的,
id name
------------------
1 AAA
2 BBB
3 CCC
-------------------
我现在要按name的读音排序,这个SQL该怎么写呀!
小弟比较苯,多指教指教.............谢谢!
order by soundex(name)
看看行不
当然也可选按笔画排序