1、Mysql网站下载MySQL Community Edition下的Community Server 选择DMG Archive版本并安装
2、mysql在mac的存储位置是 /usr/local/mysql
3、从终端启动mysql, sudo /usr/local/mysql/support-files/mysql.server start
4、alias mysql='/usr/local/mysql/bin/mysql'
alias mysqladmin='/usr/local/mysql/bin/mysqladmin'
5、用mysqladmin初始化root用户密码 mysqladmin -u root password "mysqlpassword"