摘要：1.获取和安装官方yum源 wget https://dev.mysql.com/get/mysql80-community-release-el7-3.noarch.rpm sudo rpm -ivh mysql80-community-release-el7-3.noarch.rpm 执行成功后 阅读全文

摘要：很久没用root账户登录mysql发现无法登录 以为root密码被修改 修改root密码后还是无法登录 判断ip没权限 运行 Grant all privileges on *.* to 'root'@'%' identified by 'password' with grant option; 解 阅读全文