汉字转拼音函数
原文链接：http://blog.csdn.net/maco_wang/article/details/6290128
/* ------------------------------------------------------------- 函数: fn_GetPinyin 描述: 汉字转拼音(无数据表版) 使用: dbo.fn_GetPinyin('中华人民共和国') = zhonghuarenmingongheguo 作者: 流香羽(改编：Tony) 博客: http://hi.baidu.com/流香羽 ------------------------------------------------------------- */ --创建函数 IF OBJECT_ID('[fn_GetPinyin]') IS NOT NULL DROP FUNCTION [fn_GetPinyin] GO create function [dbo].[fn_GetPinyin](@words nvarchar(2000)) returns varchar(8000) as begin declare @word nchar(1) declare @pinyin varchar(8000) declare @i int declare @words_len int declare @unicode int set @i = 1 set @words = ltrim(rtrim(@words)) set @words_len = len(@words) while (@i <= @words_len) --循环取字符 begin set @word = substring(@words, @i, 1) set @unicode = unicode(@word) set @pinyin = ISNULL(@pinyin +SPACE(1),'')+ (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 'ai',N'�a' union all select 'an',N'黯' union all select 'ang',N'�l' union all select 'ao',N'�' union all select 'ba',N'��' union all select 'bai',N'�B' --�v�漠B union all select 'ban',N'瓣' union all select 'bang',N'�^' union all select 'bao',N'�t' union all select 'bei',N'鐾' union all select 'ben',N'�' union all select 'beng',N'�a' union all select 'bi',N'��' union all select 'bian',N'�' union all select 'biao',N'�B' union all select 'bie',N'��' union all select 'bin',N'�W' union all select 'bing',N'�h' union all select 'bo',N'�N' union all select 'bu',N'簿' union all select 'ca',N'��' union all select 'cai',N'�k' --�n�k union all select 'can',N'�|' union all select 'cang',N'�' union all select 'cao',N'��' union all select 'ce',N'�u' union all select 'cen',N'�' union all select 'ceng',N'�u' --���K�e�u union all select 'cha',N'�' union all select 'chai',N'��' union all select 'chan',N'�' union all select 'chang',N'�o' union all select 'chao',N'�e' union all select 'che',N'��' union all select 'chen',N'�' union all select 'cheng',N'秤' union all select 'chi',N'�u' union all select 'chong',N'�|' union all select 'chou',N'��' union all select 'chu',N'矗' union all select 'chuai',N'踹' union all select 'chuan',N'�E' union all select 'chuang',N'��' union all select 'chui',N'�q' union all select 'chun',N'蠢' union all select 'chuo',N'�W' union all select 'ci',N'��' --�n�� union all select 'cong',N'�' union all select 'cou',N'�' union all select 'cu',N'�' union all select 'cuan',N'爨' union all select 'cui',N'�' union all select 'cun',N'�v' union all select 'cuo',N'�e' union all select 'da',N'�\' union all select 'dai',N'�^' union all select 'dan',N'�' union all select 'dang',N'�W' union all select 'dao',N'纛' union all select 'de',N'的' union all select 'den',N'�Y' union all select 'deng',N'�' union all select 'di',N'�E' union all select 'dia',N'嗲' union all select 'dian',N'�' union all select 'diao',N'�S' union all select 'die',N'��' --��� union all select 'ding',N'�r' union all select 'diu',N'�A' union all select 'dong',N'�' union all select 'dou',N'�a' union all select 'du',N'蠹' union all select 'duan',N'��' --�f�� union all select 'dui',N'�m' union all select 'dun',N'�v' union all select 'duo',N'�z' union all select 'e',N'�{' union all select 'en',N'摁' union all select 'eng',N'�E' union all select 'er',N'��' union all select 'fa',N'�' union all select 'fan',N'�~' union all select 'fang',N'放' union all select 'fei',N'�]' union all select 'fen',N'�a' union all select 'feng',N'�' union all select 'fo',N'��' union all select 'fou',N'�]' union all select 'fu',N'�g' --�v�g union all select 'ga',N'�p' union all select 'gai',N'�y' union all select 'gan',N'��' union all select 'gang',N'��' union all select 'gao',N'�' union all select 'ge',N'��' union all select 'gei',N'�o' union all select 'gen',N'�j' union all select 'geng',N'��' --�������� union all select 'gong',N'��' --�粟C��� union all select 'gou',N'�' union all select 'gu',N'�' union all select 'gua',N'�' union all select 'guai',N'�s' union all select 'guan',N'�}' union all select 'guang',N'��' union all select 'gui',N'�i' union all select 'gun',N'�' union all select 'guo',N'�B' union all select 'ha',N'哈' union all select 'hai',N'�' union all select 'han',N'�[' union all select 'hang',N'沆' union all select 'hao',N'��' union all select 'he',N'�g' union all select 'hei',N'��' union all select 'hen',N'恨' union all select 'heng',N'��' --���� union all select 'hong',N'�\' union all select 'hou',N'�c' union all select 'hu',N'�I' union all select 'hua',N'�s' union all select 'huai',N'�|' union all select 'huan',N'�d' union all select 'huang',N'�w' union all select 'hui',N'�' union all select 'hun',N'�' union all select 'huo',N'��' union all select 'ji',N'�K' union all select 'jia',N'��' union all select 'jian',N'�' union all select 'jiang',N'�' union all select 'jiao',N'�' union all select 'jie',N'�T' union all select 'jin',N'��' union all select 'jing',N'�' union all select 'jiong',N'�W' union all select 'jiu',N'��' union all select 'ju',N'��' union all select 'juan',N'�\' union all select 'jue',N'�' union all select 'jun',N'�h' union all select 'ka',N'�l' union all select 'kai',N'�f' --�b�f union all select 'kan',N'�' union all select 'kang',N'�`' union all select 'kao',N'�' union all select 'ke',N'�S' union all select 'ken',N'�y' union all select 'keng',N'�H' --�|�g�{���] union all select 'kong',N'�W' union all select 'kou',N'�d' union all select 'ku',N'��' union all select 'kua',N'�g' union all select 'kuai',N'�d' union all select 'kuan',N'�U' union all select 'kuang',N'�k' union all select 'kui',N'�^' union all select 'kun',N'�' union all select 'kuo',N'�i' union all select 'la',N'�B' union all select 'lai',N'�[' union all select 'lan',N'�h' union all select 'lang',N'�}' union all select 'lao',N'�~' union all select 'le',N'�E' union all select 'lei',N'�' --嘞� union all select 'leng',N'�' union all select 'li',N'��' union all select 'lia',N'�z' union all select 'lian',N'�~' union all select 'liang',N'�y' union all select 'liao',N'�t' union all select 'lie',N'�v' union all select 'lin',N'�`' --�`拎 union all select 'ling',N'��' union all select 'liu',N'咯' --�F�M�蘅� union all select 'long',N'�L' union all select 'lou',N'�U' union all select 'lu',N'氇' union all select 'lv',N'�r' union all select 'luan',N'�y' union all select 'lue',N'�^' union all select 'lun',N'�' union all select 'luo',N'�w' union all select 'ma',N'嘛' union all select 'mai',N'�A' union all select 'man',N'�p' union all select 'mang',N'�' union all select 'mao',N'�x' union all select 'me',N'�Z' --�Z�� union all select 'mei',N'��' union all select 'men',N'��' union all select 'meng',N'�D' --�W�_ union all select 'mi',N'�]' union all select 'mian',N'�I' union all select 'miao',N'�R' union all select 'mie',N'�x' --�x�� union all select 'min',N'�' union all select 'ming',N'�' union all select 'miu',N'�' union all select 'mo',N'耱' --耱�i union all select 'mou',N'�E' --�E�w union all select 'mu',N'��' union all select 'na',N'�' union all select 'nai',N'�r' union all select 'nan',N'�R' union all select 'nang',N'�Q' union all select 'nao',N'�' union all select 'ne',N'呢' union all select 'nei',N'��' --嫩�� union all select 'nen',N'嫩' union all select 'neng',N'能' --�嗯��G�� union all select 'ni',N'��' union all select 'nian',N'�' union all select 'niang',N'�' union all select 'niao',N'脲' union all select 'nie',N'�' union all select 'nin',N'��' union all select 'ning',N'��' union all select 'niu',N'�' union all select 'nong',N'�P' union all select 'nou',N'�k' union all select 'nu',N'�x' union all select 'nv',N'衄' union all select 'nue',N'��' union all select 'nuan',N'�\' --��Q�\�G union all select 'nuo',N'��' union all select 'o',N'�M' --���j�M union all select 'ou',N'�a' union all select 'pa',N'�' union all select 'pai',N'�s' --�W�s union all select 'pan',N'�' union all select 'pang',N'胖' union all select 'pao',N'�^' union all select 'pei',N'�\' union all select 'pen',N'��' union all select 'peng',N'��' --����C�n�� union all select 'pi',N'�G' union all select 'pian',N'�_' union all select 'piao',N'�G' union all select 'pie',N'��' union all select 'pin',N'聘' union all select 'ping',N'�O' union all select 'po',N'魄' union all select 'pou',N'�R' --��R union all select 'pu',N'曝' union all select 'qi',N'�' union all select 'qia',N'髂' union all select 'qian',N'�y' union all select 'qiang',N'��' --��凯� union all select 'qiao',N'�N' union all select 'qie',N'�]' union all select 'qin',N'�C' union all select 'qing',N'��' union all select 'qiong',N'��' union all select 'qiu',N'糗' union all select 'qu',N'�Y' union all select 'quan',N'��' union all select 'que',N'�]' union all select 'qun',N'��' union all select 'ran',N'�L' union all select 'rang',N'�' union all select 'rao',N'�@' union all select 're',N'��' union all select 'ren',N'�' union all select 'reng',N'�' union all select 'ri',N'�_' union all select 'rong',N'�\' union all select 'rou',N'�]' union all select 'ru',N'�J' union all select 'ruan',N'�O' union all select 'rui',N'��' union all select 'run',N'��' --��� union all select 'ruo',N'�U' union all select 'sa',N'��' --��� union all select 'sai',N'�' --�� union all select 'san',N'�d' union all select 'sang',N'��' union all select 'sao',N'�' union all select 'se',N'�o' --�S�{ union all select 'sen',N'�d' union all select 'seng',N'�L' --�~�L union all select 'sha',N'霎' union all select 'shai',N'��' union all select 'shan',N'�X' union all select 'shang',N'�y' union all select 'shao',N'潲' union all select 'she',N'��' union all select 'shen',N'��' union all select 'sheng',N'�' union all select 'shi',N'��' --�|�a�经� union all select 'shou',N'�' union all select 'shu',N'�' union all select 'shua',N'�X' union all select 'shuai',N'�i' union all select 'shuan',N'�Y' union all select 'shuang',N'��' union all select 'shui',N'睡' union all select 'shun',N'�B' union all select 'shuo',N'�p' union all select 'si',N'�r' --�[�A�r union all select 'song',N'�' union all select 'sou',N'��' union all select 'su',N'��' union all select 'suan',N'算' union all select 'sui',N'�' union all select 'sun',N'��' union all select 'suo',N'�R' union all select 'ta',N'�k' --�c�k union all select 'tai',N'�M' union all select 'tan',N'�y' union all select 'tang',N'�C' union all select 'tao',N'�z' --��z union all select 'te',N'�c' union all select 'teng',N'�Y' --�L�z�Y union all select 'ti',N'�' union all select 'tian',N'�q' union all select 'tiao',N'�g' union all select 'tie',N'餮' union all select 'ting',N'�h' --��h union all select 'tong',N'�q' union all select 'tou',N'透' union all select 'tu',N'�r' union all select 'tuan',N'�' union all select 'tui',N'�D' union all select 'tun',N'�d' union all select 'tuo',N'�X' union all select 'wa',N'�' union all select 'wai',N'�' union all select 'wan',N'�@' union all select 'wang',N'�R' union all select 'wei',N'�^' union all select 'wen',N'璺' union all select 'weng',N'�N' union all select 'wo',N'�}' union all select 'wu',N'�F' union all select 'xi',N'�a' union all select 'xia',N'�]' union all select 'xian',N'�E' union all select 'xiang',N'�P' union all select 'xiao',N'��' union all select 'xie',N'躞' union all select 'xin',N'�' union all select 'xing',N'�B' union all select 'xiong',N'��' union all select 'xiu',N'�M' union all select 'xu',N'蓿' union all select 'xuan',N'�K' union all select 'xue',N'�y' union all select 'xun',N'�R' union all select 'ya',N'��' union all select 'yan',N'��' union all select 'yang',N'��' union all select 'yao',N'�' union all select 'ye',N'��' --�E��� union all select 'yi',N'�~' union all select 'yin',N'��' union all select 'ying',N'�G' union all select 'yo',N'��' union all select 'yong',N'�k' union all select 'you',N'鼬' union all select 'yu',N'��' union all select 'yuan',N'�' union all select 'yue',N'�V' union all select 'yun',N'�' union all select 'za',N'�{' union all select 'zai',N'�f' union all select 'zan',N'�' union all select 'zang',N'�K' union all select 'zao',N'�^' union all select 'ze',N'�' union all select 'zei',N'�e' union all select 'zen',N'��' union all select 'zeng',N'�' union all select 'zha',N'�m' union all select 'zhai',N'瘵' union all select 'zhan',N'�' union all select 'zhang',N'�d' union all select 'zhao',N'�^' union all select 'zhe',N'�p' union all select 'zhen',N'�l' union all select 'zheng',N'�C' union all select 'zhi',N'�U' union all select 'zhong',N'�A' union all select 'zhou',N'�E' union all select 'zhu',N'�T' union all select 'zhua',N'爪' union all select 'zhuai',N'�J' union all select 'zhuan',N'�M' union all select 'zhuang',N'��' union all select 'zhui',N'�V' union all select 'zhun',N'�' union all select 'zhuo',N'�m' union all select 'zi',N'�n' --�n�� union all select 'zong',N'�v' union all select 'zou',N'��' union all select 'zu',N'�' union all select 'zuan',N'攥' union all select 'zui',N'��' union all select 'zun',N'�' union all select 'zuo',N'��') t where word >= @word collate Chinese_PRC_CS_AS_KS_WS order by word collate Chinese_PRC_CS_AS_KS_WS ASC) else @word end) set @i = @i + 1 end return @pinyin END GO