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  • SQL如何让中文名字按 名字第一个字的拼音首字母排序

    select isnull(b.py,upper(left(a.username,1))) as py, a.username
    from (
    select 'a3' as username
      union select '中华人民共和国'
      union select '周笔畅'
      union select '郭安俊'
      union select '天堂'
      union select '包振'
      union select '魔兽'
      union select '精灵'
      union select '安全第一'
    ) a left outer join (
    select 'A' as PY,N'驁' as word, N'啊' as sword
      union select 'B',N'簿',N'驁'
      union select 'C',N'錯',N'簿'
      union select 'D',N'鵽',N'錯'
      union select 'E',N'樲',N'鵽'
      union select 'F',N'鰒',N'樲'
      union select 'G',N'腂',N'鰒'
      union select 'H',N'夻',N'腂'
      union select 'J',N'攈',N'夻'
      union select 'K',N'穒',N'攈'
      union select 'L',N'鱳',N'穒'
      union select 'M',N'旀',N'鱳'
      union select 'N',N'桛',N'旀'
      union select 'O',N'漚',N'桛'
      union select 'P',N'曝',N'漚'
      union select 'Q',N'囕',N'曝'
      union select 'R',N'鶸',N'囕'
      union select 'S',N'蜶',N'鶸'
      union select 'T',N'籜',N'蜶'
      union select 'W',N'鶩',N'籜'
      union select 'X',N'鑂',N'鶩'
      union select 'Y',N'韻',N'鑂'
      union select 'Z',N'咗',N'韻'
    ) b on left(username,1) between b.sword and b.word
    

      


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  • 原文地址:https://www.cnblogs.com/mx3000/p/1003251.html
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