摘要：
查询安装包：rpm -qa | grep mysql 有mysql包显示： 停止服务：systemctl stop mysqld 卸载： rpm -e mysql-server rpm -e --nodeps mysql-libs 查看防火墙状态：systemctl status firewalld 阅读全文
摘要：
报错情况： There was a problem importing one of the Python modules required to run yum. The error leading to this problem was: No module named sqlite Pleas 阅读全文