Hello, So here I am writing another article about PostgreSQL. If you do not have this database installed and would like to learn and try about this database engine, check out my last post about installation: https://www.techdatabasket.com/postgresql-11-installation-on-centos-el7-x86_64/ After the installation we have to start the initdb file that creates a new PostgreSQL database cluster. This file can be invoked both through the command : Where in this case /usr/pgsql-11/bin is the directory where the software is installed by default or you can also invoke this utility using this command: Nevertheless…