如果数据表tbl的某字段name的字符编码是latin1_swedish_ci
select * from `tbl` order by birary(name) asc ;
如果数据表tbl的某字段name的字符编码是utf8_general_ci
SELECT name FROM `tbl` WHERE 1 ORDER BY CONVERT( name USING gbk ) COLLATE gbk_chinese_ci ASC
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$orderby="convert(`group` USING gbk) COLLATE gbk_chinese_ci,displayorder,navid"
