1 下载安装包，这里只是5.6的最新版，访问https://dev.MysqL.com/downloads/MysqL/5.6.html#downloads可以查询到最新版号，只要修改最后的5.6.XX就可以下载。
wget https://dev.MysqL.com/get/Downloads/MysqL-5.6/MysqL-server-5.6.36-1.el7.x86_64.rpm
wget https://dev.MysqL.com/get/Downloads/MysqL-5.6/MysqL-client-5.6.36-1.el7.x86_64.rpm
wgethttps://dev.MysqL.com/get/Downloads/MysqL-5.6/MysqL-shared-compat-5.6.36-1.el7.x86_64.rpm
2 安装必须的包
yum install -y perl-Module-Install.noarch
3 安装RPM包
rpm -ivh MysqL-server-5.6.36-1.el7.x86_64.rpm
rpm -ivh MysqL-client-5.6.36-1.el7.x86_64.rpm
rpm -ivh MysqL-shared-compat-5.6.36-1.el7.x86_64.rpm
4安装完成屔初始化数据库 MysqL_install_db 5 添加为自启动服务 chkconfig MysqL on 6 启动服务 service MysqL start
原文链接：https://www.f2er.com/centos/377166.html