Hi!
For some reason, there is no extension pg_show_plans in the repository for
Postgres 15 (RHEL), but for other versions it is there.
It should be?
https://download.postgresql.org/pub/repos/yum/15/redhat/rhel-8-x86_64/ --
missed
https://download.postgresql.org/pub/repos/yum/16/redhat/rhel-8-x86_64/ --
it's here