MySQLserver5.6.281.el6.x86_64.rpm

rpm-qa|grepmysql检查是否安装过mysql删除已有文件包rpm-e--nodepsmysql-libs-5.1.71-1.el6.x86_64rpm-ivhMySQL-server-5.6.28-1.el6.x86_64.rpm检测MySQL3306端口是否安打开netstat-nat  若未打开servicemysqlstart  rpm-ivhMySQL-client-5.6.28-1.el6.x86_64.rpm