کد:
[root@IBSng ~]# yum -y install https://download.postgresql.org/pub/repos/yum/12/redhat/rhel-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
Loaded plugins: fastestmirror, priorities, replace
Setting up Install Process
Cannot open: https://download.postgresql.org/pub/repos/yum/12/redhat/rhel-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm. Skipping.
Error: Nothing to do