I am have postgres 12.18 installed on my centos 6.9 OS. I want to upgrade to postgres 14.9, is this possible ?
Directly using installation command sudo yum install postgres14-server , I am getting error.

`Loaded plugins: fastestmirror, ovl, replace, versionlock
Setting up Install Process
Loading mirror speeds from cached hostfile
https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-6-x86_64/repodata/repomd.xml: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404 Not Found"
Trying other mirror.
To address this issue please refer to the below knowledge base article

https://access.redhat.com/articles/1320623

If above article doesn't help to resolve this issue please open a ticket with Red Hat Support.

https://download.postgresql.org/pub/repos/yum/11/redhat/rhel-6-x86_64/repodata/repomd.xml: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404 Not Found"
Trying other mirror.
pgdg12 | 3.7 kB 00:00

https://download.postgresql.org/pub/repos/yum/14/redhat/rhel-6-x86_64/repodata/repomd.xml: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404 Not Found"
Trying other mirror.
Error: Cannot retrieve repository metadata (repomd.xml) for repository: pgdg14. Please verify its path and try again`