Mac os彻底卸载mysql

• 打开终端窗口
• 使用mysqldump备份你的数据库将文本文件!
• 停止数据库服务器
• sudo rm /usr/local/mysql
• sudo rm -rf /usr/local/mysql*
• sudo rm -rf /Library/StartupItems/MySQLCOM
• sudo rm -rf /Library/PreferencePanes/My*

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• 这一步如果没有可跳过
• edit /etc/hostconfig ｜｜｜ remove the line MYSQLCOM=-YES-

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• rm -rf ~/Library/PreferencePanes/My*
• sudo rm -rf /Library/Receipts/mysql*
• sudo rm -rf /Library/Receipts/MySQL*
• sudo rm -rf /private/var/db/receipts/*mysql*