GarsonZhang
 
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SQL 汉字转换成拼音首字母 首字母查 

 1 -- =============================================
 2 -- 功能：汉字转换成拼音首字母 首字母查
 3 -- =============================================
 4 ALTER FUNCTION [dbo].[ufn_GetSpellCode](@Str   varchar(500)='')  
 5   returns   varchar(500)  
 6   as 
 7  
 8   begin  
 9       --定义变量
10       declare   @strlen   int, @return   varchar(500), @ii   int  
11       declare   @n   int, @c   char(1),@chn   nchar(1)  
12        --设置初始值
13       select   @strlen=len(@str),@return='',@ii=0  
14       set   @ii=0  
15       --开始循环取出没个字符
16       while   @ii<@strlen  
17       begin  
18           select   @ii=@ii+1,@n=63,@chn=substring(@str,@ii,1)  
19           if   @chn>'z'  
20           select   @n   =   @n   +1  ,@c   =   case   chn   when   @chn   then   char(@n)   else   @c   end  
21           from(  
22               select   top   27   *  
23               from(  
24                   select   chn   =   '吖'  
25                   union   all   select   '八'  
26                   union   all   select   '嚓'  
27                   union   all   select   '咑'  
28                   union   all   select   '妸'  
29                   union   all   select   '发'  
30                   union   all   select   '旮'  
31                   union   all   select   '铪'  
32                   union   all   select   '丌' --because   have   no   'i'  
33                   union   all   select   '丌'  
34                   union   all   select   '咔'  
35                   union   all   select   '垃'  
36                   union   all   select   '嘸'  
37                   union   all   select   '拏'  
38                   union   all   select   '噢'  
39                   union   all   select   '妑'  
40                   union   all   select   '七'  
41                   union   all   select   '呥'  
42                   union   all   select   '仨'  
43                   union   all   select   '他'  
44                   union   all   select   '屲' --no   'u'  
45                   union   all   select   '屲' --no   'v'  
46                   union   all   select   '屲'  
47                   union   all   select   '夕'  
48                   union   all   select   '丫'  
49                   union   all   select   '帀'  
50                   union   all   select   @chn
51               )   as   a  
52               order   by   chn   COLLATE   Chinese_PRC_CI_AS    
53           )   as   b  
54           else   set   @c=@chn  
55           set   @return=@return+@c  
56       end  
57       return(@return)  
58   end

 

posted @ 2013-07-11 15:25  Garson_Zhang  阅读(683)  评论(0)  编辑  收藏  举报