sudo vi /etc/my.cnf bind-address = 127.0.0.1

sudo vi /etc/my.cnf 在[mysqld]下面加入一行 character_set_server = utf8 在[mysql]下面加入一行 default-character-set = utf8 sudo /usr/local/mysql/support-files/mysql.server restart mysql -uroot -p1 mysql> status Server characterset: utf8 Db     characterset: utf8 Client characterset: utf8 Conn.  characterset: utf8 mysql> show variables like 'character_set%'; +--------------------------+----------------------------------+ | 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/local/mysql/share/charsets/ | +--------------------------+----------------------------------+ 8 rows in set (0.00 sec)

sudo vi /etc/my.cnf 找到[mysql] [mysql] #no-auto-rehash auto-rehash sudo /usr/local/mysql/support-files/mysql.server restart mysql -uroot -p1 use mysql 必须先use一个库，按tab键才能自动提示。