mysql安装的时候依赖包出现问题

问题描述为：
[[email protected] ~]# rpm -ivh mysql-community-server-5.7.28-1.el7.x86_64.rpm
警告：mysql-community-server-5.7.28-1.el7.x86_64.rpm: 头V3 DSA/SHA1 Signature, ** ID 5072e1f5: NOKEY
错误：依赖检测失败：
mysql-community-client(x86-64) >= 5.7.9 被 mysql-community-server-5.7.28-1.el7.x86_64 需要
mysql-community-common(x86-64) = 5.7.28-1.el7 被 mysql-community-server-5.7.28-1.el7.x86_64 需要
[[email protected] ~]# rpm -ivh mysql-community-libs-5.7.28-1.el7.x86_64.rpm
警告：mysql-community-libs-5.7.28-1.el7.x86_64.rpm: 头V3 DSA/SHA1 Signature, ** ID 5072e1f5: NOKEY
错误：依赖检测失败：
mysql-community-common(x86-64) >= 5.7.9 被 mysql-community-libs-5.7.28-1.el7.x86_64 需要
mariadb-libs 被 mysql-community-libs-5.7.28-1.el7.x86_64 取代
[[email protected] ~]#

解决办法：
yum remove mysql-libs