If you cannot, or do not want to, use the yum-based installation method, all the RPMs that are in the yum repository are available for direct download and manual installation as well. We can install PostgreSQL using any one of the below types. Rpm -ivh 86_64.rpm PostreSQL Installation (In PostgreSQL Database 12 prior to release 12.1.0, package both 64-bit and 32-bit shown in the following table is required.) The following are the installed packages with version. The OS version is Red Hat Enterprise Linux 7/8 and centos. The tmp directory should contain a free disk space of 1GB or more. The system architecture of the OS is 64bit. $ grep SwapTotal /proc/meminfo System architecture The minimum requirement of physical RAM is 2GB.

Rpm, yum, source installation methods are explained in PostgreSQL database.

PostgreSQL supports both SQL for relational and NoSQL for non-relational queries.

Its source code is available under PostgreSQL license.

It is designed to run on different platforms.

PostgreSQL is an open-source database management system.

In this article, I have explained about PostgreSQL Database 12.1 installation on Red Hat Linux / CentOS

Centos install postgresql 12