How to Install PostgreSQL?

Introduction To PostgreSQL

The following article provides an outline for How to Install PostgreSQL? We already have ascertained that PostgreSQL is a very easily understandable and freely available product in the market. So it’s an open-source and low-cost product in the database management system world. So we don’t have to worry about any sort of buying licenses, renewal of licenses, and unnecessary added expenditures like several other software products.

It was created keeping in mind the needs of the users and an ever-changing and quickly developing internet world which survives on constant innovations and upgradations. It was developed by a community of experienced professionals and developers through a series of trials and tests perfecting the imperfections over the years. Through these constant developments and upgradations the world has achieved a cutting edge, capable of running complex operations and data-handling applications which is reliable, stable and a secure platform in nature thus we can easily download and install and run them making it a user-friendly and user-focused platform.

Prerequisite For Installing PostgreSQL

The basic but important requirements for installing PostgreSQL, the basic hardware and software required before-hand for the installation process.

First, let’s get on with the hardware part because without the hardware part there is no software to be installed.

The minimum hardware requirements we need to select as the default options for running the installation process for PostgreSQL are:

• 2 GB of RAM
• 512 MB of HDD (Hard Disk Drive)
• 1 GHz processor

Along with these basics we also need additional disk space for storing data and several other facilities it provides.

Basic software requirements which are needed for the installation process are as follows:

• We need a 64-bit Windows Operating System like:
  • Windows 2012R2
  • Windows 2016
  • Windows 2019
• For MAC OS we need:
  • OS X Server 10.12
  • OS X Server 10.13
  • OS X Server 10.14

So, these are the basic default operational requirements for us to install PostgreSQL in our PCs and laptops, which we can find anywhere on the internet.

How To Install PostgreSQL?

Step by step directions for the installation of PostgreSQL:

• Download the PostgreSQL installer from the Postgres website.
• Preferably download the latest version (PostgreSQL 12).
• Download the Installer ‘.exe’ file and run the Installer.
• Firstly, select the language option that comes (Preferably the default option only).
• Now specify the storage directory for PostgreSQL installation.
• Specify the PostgreSQL server port (Preferably the default option only).
• Now specify the storage directory for PostgreSQL database installation.
• The next step is, create a PostgreSQL user password.
• Then create a database super-user password.
• Now click next to begin installation and click finish to end it.

Each step in detail about Installation:

For understanding we are going to see step by step processes in details, to install and use PostgreSQL in your systems:

• First of all, we have to check whether PostgreSQL is already installed or not because sometimes these are pre-installed by default with the operating systems or by the system administrator because of its open-sourced and free availability in the market, and if so then we need to get the permission from the system administrator how to access the PostgreSQL.
• Now, if the PostgreSQL is not pre-installed then we need to install it from the Postgres websites download section.
• The versions available are PostgreSQL 9.5, 9.6, 10, 11, and 12(beta).
• Then after finding the download options, download one of the above-mentioned versions, after the download completes, we get an executable file to run the installer.
• The first step is selecting the language, as soon as we hit run on the installer, recommended and default chosen language is English.
• We need to specify the directory where you want to install it, preferably the C drive.
• Then comes the PostgreSQL server port which is generally left at the default mode only due to the lack of knowledge of what to enter.
• Then again we also need to specify data directory to initialize PostgreSQL database, preferably C drive as always recommended.
• Then we need to create a PostgreSQL user password.
• After the PostgreSQL user password, we also need to create a database Super-user password.
• The next step is the final step where we click on the next button to start the PostgreSQL installation process and after the installation process ends we finish it by clicking on the finish button.

Now the installation process has completed we can now run the PostgreSQL database system as intended and as per our requirements.

Conclusion – How to Install PostgreSQL?

It is a very simple, uncomplicated, and easy installation process for anyone to try. In a nutshell, we can see that PostgreSQL being so advanced, cutting-edge technological software capable of running so many complex and state of the art applications but also at the same time is very easily accessible and a free, reliable, dependable, stable, and secure software system for anyone to use it.

Recommended Articles

This is a guide to How to Install PostgreSQL? Here we discuss the introduction to PostgreSQL and its step-by-step processes of installation in detail. You can also go through our other suggested articles to learn more –

1. PostgreSQL Versions
2. PostgreSQL Administration
3. PostgreSQL Variables
4. PostgreSQL Architecture