下载 从 MySQL 官网 下载文件 mysql-server_5.7.37-1ubuntu18.04_amd64.deb-bundle.tar : wget https://cdn.mysql.com/archives/mysql-5.7/mysql-server_5.7.37-1ubuntu18.04_amd64.deb-bundle.tar 将下载好的文件解压到相应的目录,这里是解压到当前目录 tar xvf mysql-server_5.7.37-1ubuntu18.04_amd64.deb-bundle.…