Hi Devrim,
I just noticed that all the PG11 repository RPMs links for x84_64 and
i386 architectures on https://yum.postgresql.org/repopackages.php are
broken.
Only the links for PPC64LE are working at the moment.
Ciao,
Marco
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Marco Nenciarini - 2ndQuadrant Italy
PostgreSQL Training, Services and Support
marco(dot)nenciarini(at)2ndQuadrant(dot)it | www.2ndQuadrant.it