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  • 【转】SQL汉字转换为拼音的函数

    SQL中有多种的函数,下面为您介绍sql中汉字转换为拼音的函数,供您参考。数据库中先自定义一个函数,再把下面代码写进去,功能是得到汉字拼音首字母:

    如下:

    SQL中有多种的函数,下面为您介绍sql中汉字转换为拼音的函数,供您参考。数据库中先自定义一个函数,再把下面代码写进去,功能是得到汉字拼音首字母:
    
    如下:
    
    
    view source 
    
    print?
    01 create function fun_getPY(@str nvarchar(4000))  
    
    02 returns nvarchar(4000)  
    
    03 as 
    
    04 begin 
    
    05 declare @word nchar(1),@PY nvarchar(4000)  
    
    06 set @PY='' 
    
    07 while len(@str)>0  
    
    08 begin 
    
    09 set @word=left(@str,1)  
    
    10 --如果非汉字字符,返回原字符  
    
    11 set @PY=@PY+(case when unicode(@word) between 19968 and 19968+20901  
    
    12 then (select top 1 PY from (  
    
    13 select 'A' as PY,N'' as word  
    
    14 union all select 'B',N'簿' 
    
    15 union all select 'C',N'' 
    
    16 union all select 'D',N'' 
    
    17 union all select 'E',N'' 
    
    18 union all select 'F',N'' 
    
    19 union all select 'G',N'' 
    
    20 union all select 'H',N'' 
    
    21 union all select 'J',N'' 
    
    22 union all select 'K',N'' 
    
    23 union all select 'L',N'' 
    
    24 union all select 'M',N'' 
    
    25 union all select 'N',N'' 
    
    26 union all select 'O',N'' 
    
    27 union all select 'P',N'' 
    
    28 union all select 'Q',N'' 
    
    29 union all select 'R',N'' 
    
    30 union all select 'S',N'' 
    
    31 union all select 'T',N'' 
    
    32 union all select 'W',N'' 
    
    33 union all select 'X',N'' 
    
    34 union all select 'Y',N'' 
    
    35 union all select 'Z',N'' 
    
    36 ) T   
    
    37 where word>=@word collate Chinese_PRC_CS_AS_KS_WS   
    
    38 order by PY ASC) else @word end)  
    
    39 set @str=right(@str,len(@str)-1)  
    
    40 end 
    
    41 return @PY  
    
    42 end 
    
    
    --函数调用实例:
    select dbo.fun_getPY('中华人民共和国')
    结果都为:ZHRMGHG
    01 create function fun_getPY(@str nvarchar(4000))
    02 returns nvarchar(4000)
    03 as
    04 begin
    05 declare @word nchar(1),@PY nvarchar(4000)
    06 set @PY=''
    07 while len(@str)>0
    08 begin
    09 set @word=left(@str,1)
    10 --如果非汉字字符,返回原字符
    11 set @PY=@PY+(case when unicode(@word) between 19968 and 19968+20901
    12 then (select top 1 PY from (
    13 select 'A' as PY,N'驁' as word
    14 union all select 'B',N'簿'
    15 union all select 'C',N'錯'
    16 union all select 'D',N'鵽'
    17 union all select 'E',N'樲'
    18 union all select 'F',N'鰒'
    19 union all select 'G',N'腂'
    20 union all select 'H',N'夻'
    21 union all select 'J',N'攈'
    22 union all select 'K',N'穒'
    23 union all select 'L',N'鱳'
    24 union all select 'M',N'旀'
    25 union all select 'N',N'桛'
    26 union all select 'O',N'漚'
    27 union all select 'P',N'曝'
    28 union all select 'Q',N'囕'
    29 union all select 'R',N'鶸'
    30 union all select 'S',N'蜶'
    31 union all select 'T',N'籜'
    32 union all select 'W',N'鶩'
    33 union all select 'X',N'鑂'
    34 union all select 'Y',N'韻'
    35 union all select 'Z',N'咗'
    36 ) T 
    37 where word>=@word collate Chinese_PRC_CS_AS_KS_WS 
    38 order by PY ASC) else @word end)
    39 set @str=right(@str,len(@str)-1)
    40 end
    41 return @PY
    42 end

    --函数调用实例: select dbo.fun_getPY('中华人民共和国') 结果都为:ZHRMGHG

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  • 原文地址:https://www.cnblogs.com/danscarlett/p/4184065.html
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