sudo apt-get install mysql-server mysql-client
打开配置文件：sudo gedit /etc/mysql/my.cnf
在最下面添加：
[client]
default-character-set=utf8
[mysqld]
character-set-server=utf8
[mysql]
default-character-set=utf8
保存
暂停mysql服务：sudo /etc/init.d/mysql stop
重启mysql服务：sudo /etc/init.d/mysql restart
登录mysql：sudo mysql -u root -p
查看字符串编码：show variables like '%char%';
如果结果显示：
+--------------------------+----------------------------+
| Variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | utf8 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
+--------------------------+----------------------------+
8 rows in set (0.00 sec)
则配置成功