Install Latest postgresql using yum from pgsqlrpms

[root@ip-173-201-21-11 ~]# wget http://yum.pgsqlrpms.org/reporpms/8.4/pgdg-centos-8.4-2.noarch.rpm
[root@ip-173-201-21-11 ~]# rpm -ivh pgdg-centos-8.4-2.noarch.rpm
[root@ip-173-201-21-11 ~]# yum install postgresql postgresql-devel postgresql-server postgis pgadmin postgresql-contrib
[root@ip-173-201-21-11 ~]# chkconfig postgresql on
[root@ip-173-201-21-11 ~]# service postgresql initdb
[root@ip-173-201-21-11 ~]# chkconfig postgresql on && service postgresql start
[root@ip-173-201-21-11 ~]# psql --version
psql (PostgreSQL) 8.4.4
contains support for command-line editing

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vi /var/lib/pgsql/data/postgresql.conf
# – Connection Settings -
listen_addresses = ‘*’
port = 5432