关闭并重启mysql服务器
sudo /usr/local/mysql/support-files/mysql.server stop
cd /usr/local/mysql/bin
sudo su
./mysqld_safe --skip-grant-tables &
重新打开一个终端,配置短命令:
alias mysql=/usr/local/mysql/bin/mysql
mysql
use mysql
flush privileges;
set password for 'root'@'localhost'=password('新密码');