sudo gedit /etc/mysql/my.cnf
[client]
default-character-set=utf8
[mysqld_safe]
default-character-set=utf8
[mysqld]
character-set-server=utf8 (亮点在这)
init_connect='SET NAMES utf8'
[mysql]
default-character-set=utf8
service mysql restart
或者
/etc/init.d/mysql start (stop)
show variables like 'character%';