CENTOS 7 install mariadb 10.3

CENTOS 7 install mariadb 10.3
cat >/etc/yum.repos.d/MariaDB.repo << 'EOF'
[mariadb]
name = MariaDB
baseurl = http://yum.mariadb.org/10.3/centos7-amd64/
gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB
gpgcheck=1
EOF

yum clean all
yum install MariaDB-server MariaDB-client