macOS に Homebrew で MySQL 8.0 をインストールしてデータベースを作成する - Qiita$ brew install mysql (中略) We've installed your MySQL database without a root password. To secure it run: mysql_secure_installation MySQL is configured to only allow connections from localhost by default To connect run: mysql -uroot To have launchd start mysql now and restart at login: brew services start mysql Or, if you don't want/need a background service you can just run: mysql.server start ==>
