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 程式師世界 >> 數據庫知識 >> SqlServer數據庫 >> 關於SqlServer >> SQL Server中取漢字拼音的函數

SQL Server中取漢字拼音的函數

編輯:關於SqlServer

Create function fun_getPY
(
  @str nvarchar(4000)
)
returns nvarchar(4000)
as
begin
 declare @word nchar(1),@PY nvarchar(4000)
 set @PY=''
 while len(@str)>0
 begin
  set @word=left(@str,1)

--如果非漢字字符,返回原字符

set @PY=@PY+(case when unicode(@word) between 19968 and 19968+20901
        then (
              select top 1 PY
              from
              (
               select 'A' as PY,N'驁' as word
               union all select 'B',N'簿'
               union all select 'C',N'錯'
           union all select 'D',N'鵽'
           union all select 'E',N'樲'
           union all select 'F',N'鰒'
           union all select 'G',N'腂'
           union all select 'H',N'夻'
           union all select 'J',N'攈'
           union all select 'K',N'穒'
           union all select 'L',N'鱳'
           union all select 'M',N'旀'
           union all select 'N',N'桛'
           union all select 'O',N'漚'
           union all select 'P',N'曝'
           union all select 'Q',N'囕'
           union all select 'R',N'鶸'
           union all select 'S',N'蜶'
           union all select 'T',N'籜'
           union all select 'W',N'鶩'
           union all select 'X',N'鑂'
           union all select 'Y',N'韻'
           union all select 'Z',N'咗'
           ) T
          where word>=@word collate Chinese_PRC_CS_AS_KS_WS 
          order by PY ASC
             )
           else @word 
         end)
  set @str=right(@str,len(@str)-1)
 end
 return @PY
end

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