Deinstallation von Centos-MySQL

yum list installed mysql*

yum remove MySQL-client MySQL-devel MySQL-embedded  MySQL-server MySQL-shared MySQL-shared-compat MySQL-test
rm -rf /var/lib/mysql  
rm /etc/my.cnf

rpm -qa | grep -i mysql

rpm -e mysql57-community-release-el7-9.noarch
rpm -e mysql-community-server-5.7.17-1.el7.x86_64
rpm -e mysql-community-libs-5.7.17-1.el7.x86_64
rpm -e mysql-community-libs-compat-5.7.17-1.el7.x86_64
rpm -e mysql-community-common-5.7.17-1.el7.x86_64
rpm -e mysql-community-client-5.7.17-1.el7.x86_64
cd /var/lib/  
rm -rf mysql/

 whereis mysql
  mysql: /usr/bin/mysql /usr/lib64/mysql /usr/local/mysql /usr/share/mysql /usr/share/man/man1/mysql.1.gz

rm -rf /usr/bin/mysql

rm –rf /usr/my.cnf
rm -rf /root/.mysql_sercret

chkconfig --list | grep -i mysqlchkconfig --del mysqld