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  • 生成汉字助记码

    ALTER FUNCTION getPinYin(@HZ NVARCHAR(4000))
    RETURNS NVARCHAR(4000)
    AS
    BEGIN
    DECLARE @word NCHAR(1)
    DECLARE @PY NVARCHAR(4000)
    SET @PY = ''
    WHILE LEN(@HZ) > 0
      BEGIN
       SET @word = LEFT(@HZ,1)
       SET @PY = @PY + (CASE WHEN UNICODE(@word) BETWEEN 19968 AND 19968+20901
                            THEN (SELECT  TOP 1 PY
                                  FROM ( select 'A' as PY,N'' as word
              union all select 'B',N'簿'
              union all select 'C',N''
              union all select 'D',N''
              union all select 'E',N''
              union all select 'F',N''
              union all select 'G',N''
              union all select 'H',N''
              union all select 'J',N''
              union all select 'K',N''
              union all select 'L',N''
              union all select 'M',N''
              union all select 'N',N''
              union all select 'O',N''
              union all select 'P',N''
              union all select 'Q',N''
              union all select 'R',N''
              union all select 'S',N''
              union all select 'T',N''
              union all select 'W',N''
              union all select 'X',N''
              union all select 'Y',N''
              union all select 'Z',N''
                                       ) T 
                                   WHERE  word>=@word collate Chinese_PRC_CS_AS_KS_WS
                                   order by PY ASC)
                               ELSE @word
                               END
                                )
         SET @HZ = RIGHT(@HZ,LEN(@HZ)-1)
      END
      RETURN @PY
    END
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  • 原文地址:https://www.cnblogs.com/armanda/p/3611087.html
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