TA貢獻(xiàn)1891條經(jīng)驗(yàn) 獲得超3個(gè)贊
`--創(chuàng)建獲取漢字首字母的函數(shù)
CREATE FUNCTION FirstPinyin(P_NAME VARCHAR(255)) RETURNS varchar(255) CHARSET utf8
BEGIN
DECLARE V_RETURN VARCHAR(255);
SET V_RETURN = ELT(INTERVAL(CONV(HEX(left(CONVERT(P_NAME USING gbk),1)),16,10),
0xB0A1,0xB0C5,0xB2C1,0xB4EE,0xB6EA,0xB7A2,0xB8C1,0xB9FE,0xBBF7,
0xBFA6,0xC0AC,0xC2E8,0xC4C3,0xC5B6,0xC5BE,0xC6DA,0xC8BB,
0xC8F6,0xCBFA,0xCDDA,0xCEF4,0xD1B9,0xD4D1),
'A','B','C','D','E','F','G','H','J','K','L','M','N','O','P','Q','R','S','T','W','X','Y','Z');
RETURN V_RETURN;
END
--編寫查詢語句
SELECT * FROM article ORDER BY IFNULL(FirstPinyin(title),substring(title, 1, 1)) ASC`
TA貢獻(xiàn)1788條經(jīng)驗(yàn) 獲得超4個(gè)贊
新建一列，用來保存 如果是英文 就保存首字母，如果是中文就保存拼音首字母，專門用來排序
至少漢字拼音怎么獲得，網(wǎng)上解決方法很多，自己搜一下吧
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