MSSQL 生成拼音码

Posted 2020-08-14 踏叶乘风

MSSQL 生成拼音码

/*==============================================================================
名称：fn_Get_Pin
功能：生成拼音码
创建：XXX
时间：2009年2月23日
==============================================================================*/
CREATE function [dbo].[fn_Get_Pin](@Str varchar(500)=‘‘) 
returns varchar(500) 
as 
begin 
declare @strlen int,@return varchar(500),@ii int 
declare @n int,@c char(1),@chn nchar(1)

select @strlen=len(@str),@return=‘‘,@ii=0 
set @ii=0 
while (@ii<@strlen)
begin 
    select @ii=@ii+1,@n=63,@chn=substring(@str,@ii,1) 
    if @chn>‘z‘ 
    select @n = @n +1 
        ,@c = case chn when @chn then char(@n) else @c end 
        from( 
        select top 27 * 
        from ( 
        select chn = ‘吖‘ 
        union all select ‘八‘ 
        union all select ‘嚓‘ 
        union all select ‘咑‘ 
        union all select ‘妸‘ 
        union all select ‘发‘ 
        union all select ‘旮‘ 
        union all select ‘铪‘ 
        union all select ‘丌‘ --because have no ‘i‘ 
        union all select ‘丌‘ 
        union all select ‘咔‘ 
        union all select ‘垃‘ 
        union all select ‘嘸‘ 
        union all select ‘拏‘ 
        union all select ‘噢‘ 
        union all select ‘妑‘ 
        union all select ‘七‘ 
        union all select ‘呥‘ 
        union all select ‘仨‘ 
        union all select ‘他‘ 
        union all select ‘屲‘ --no ‘u‘ 
        union all select ‘屲‘ --no ‘v‘ 
        union all select ‘屲‘ 
        union all select ‘夕‘ 
        union all select ‘丫‘ 
        union all select ‘帀‘ 
        union all select @chn) as a 
        order by chn COLLATE Chinese_PRC_CI_AS 
        ) as b 
else set @c=upper(@chn) 
set @return=@return+@c 
end 
return(@return) 
end


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