mac. 安裝 mysql 卸載舊版

原文教程 
mac brew 安裝mysql
https://blog.csdn.net/stupid56862/article/details/86476136

ps -ef |grep mysql
kill -9 74
ps -ef |grep mysql
brew remove mysql
brew cleanup
ll /usr/local/mysql
sudo rm /usr/local/mysql
sudo rm -rf /usr/local/var/mysql
sudo rm -rf /usr/local/mysql*
sudo rm ~/Library/LaunchAgents/homebrew.mxcl.mysql.plist
sudo rm -rf /Library/StartupItems/MySQLC
sudo rm -rf /Library/PreferencePanes/My*
brew install mysql
brew search mysql
brew info mysql
brew install mysql

切換阿里雲
https://www.cnblogs.com/daodaotest/p/12635957.html

安裝教程
https://blog.csdn.net/sinat_37943715/article/details/110135716
mysql.server start
ps aux | grep mysql
mysql_secure_installation

 

mac 官網安裝 mysql。目前版本8.0.27
https://blog.csdn.net/mirajay_yeah/article/details/110388507