Mac 10.10 下修改 MySQL 5.6 的密码

1. 打开终端
2. sudo /usr/local/mysql/support-files/mysql.server stop
3. sudo /usr/local/mysql/bin/mysqld_safe --skip-grant-tables
4. 再开一个终端
5. sudo /usr/local/mysql/bin/mysql -u root 
6. mysql>use mysql
7. >update user set authentication_string=password('YOURNEWPASSWORD') where user='root';