ubuntu下更改MYSQL数据库默认字符集
环境：ubuntu12.04 LTS
1. 备份/etc/mysql/my.cnf
2. 修改/etc/mysql/my.cnf
? ? ?a.)[client] ? ? default-character-set=utf8
? ? ?b.)[mysql] ? ?default-character-set=utf8
? ? ?c.)[mysqld] ?character-set-server=utf8 ? ??collation-server=utf8_general_ci
3. 重新启动MYSQL：sudo /etc/init.d/mysql restart
