https://dev.mysql.com/downloads/mysql/
安裝完DMG檔之後，我們需要更改它自動派發的密碼
首先，環境變數先加一下
nano ~/.bash_profile
export PATH=${PATH}:/usr/local/mysql/bin/
source ~/.bash_profile
mysql -h localhost -u root -p
SET PASSWORD FOR 'root'@'localhost' = PASSWORD('MyNewPass');