centos在线安装mysql报错：file /etc/my.cnf conflicts between attempted installs of mysql-community-server-8.0.16-2.el7.x86_64 and MariaDB-common-10.4.6-1.el7.centos.x86_64

错误提示：file /etc/my.cnf conflicts between attempted installs of mysql-community-server-8.0.16-2.el7.x86_64 and MariaDB-common-10.4.6-1.el7.centos.x86_64

由版本冲突导致的

因此执行：yum remove mysql-libs 即可