#
Install PostgreSQL
By
Run the following command to install PostgreSQL.
yum -y install postgresql-server postgresql-contrib
Now initialize the database using the following command.
postgresql-setup initdb
Start and enable PostgreSQL database service using the following command.
systemctl start postgresql
systemctl enable postgresql
Now run the following command to change the password of PostgreSQL root user called postgres using the following command.
sudo -u postgres psql postgres
\password postgres
Enter \q
or ctrl + D
buttons to exit Postgres shell.