sudo yum install postgresql postgresql-server python-psycopg2
-An rpm-based system also requires that you initialize the PostgresSQL database
-with this command. The following command is not needed on a Debian-based
-platform, however::
+An rpm-based system also requires that you initialize and start the
+PostgresSQL database with a few commands. The following commands are
+not needed on a Debian-based platform, however::
sudo /usr/bin/postgresql-setup initdb
+ sudo systemctl enable postgresql
+ sudo systemctl start postgresql
The installation process will create a new *system* user named ``postgres``,
which will have privilegies sufficient to manage the database. We will create a