删除:
yum remove mysql mysql-server mysql-devel mysql-libs compat-mysql51 mysql-community-client mysql-community-libs mysql-community-server mysql-community-common mysql-community-release.noarch rm -rf /var/lib/mysql rm /etc/my.cnf rm -rf /var/lib/mysql/ rm -rf /usr/lib64/mysql rm -rf /usr/lib/mysql rm -rf /usr/share/mysql rm –rf /usr/my.cnf rm -rf /root/.mysql_sercret chkconfig --del mysqld
yum list installed mysql*