sudo yum install -y https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-6-x86_64/pgdg-redhat10-10-2.noarch.rpm sudo sed -i "s/rhel-\$releasever-\$basearch/rhel-6.9-x86_64/g" "/etc/yum.repos.d/pgdg-10-redhat.repo" sudo yum install …