Ubuntu start, stop, restart MySQL, view MySQL error log, Chinese encoding error

1) Start:

Sudo/etc/init.d/mysql start

2) Stop:

Sudo/etc/init.d/mysql stop

3) Reboot:

Sudo/etc/init.d/mysql restart

4) View log:

Cat/var/log/mysql.err

Cat/var/log/mysql/error.log

5) not supported in Chinese

Change/ETC/MYSQL/MY.CNF

Add the following in [client]:

Default-character-set=utf8 or Character_set_server=utf8

Add the following [Mysqld]:

Default-character-set=utf8 or Character_set_server=utf8

6) error message: Unknown variable ' Default-character-set=utf8 '

Change "Default-character-set=utf8" in config file/etc/mysql/my.cnf to "Character_set_server=utf8"

Ubuntu start, stop, restart MySQL, view MySQL error log, Chinese encoding error