Installation - (PostgreSQL Tutorial)
PostgreSQL is a powerful open-source relational database management system. In this tutorial, we will explain how to install PostgreSQL on different operating systems.
Installation on Windows
To install PostgreSQL on Windows, follow these steps:
- Download the installer from the PostgreSQL website.
- Run the installer.
- Select the components you want to install, the installation directory and other settings.
- Choose a password for the PostgreSQL user
postgres. - Complete the installation process.
Installation on macOS
To install PostgreSQL on macOS, follow these steps:
- Install Homebrew if you don't already have it installed.
- Run the following command in the terminal:
brew install postgresql. - Wait for the installation to complete.
Installation on Linux
To install PostgreSQL on Linux, follow these steps:
- Open a terminal.
- Run the following command:
sudo apt-get install postgresql. - Wait for the installation to complete.
Checking the Installation
Once the installation is complete, you can check that PostgreSQL is running by using the psql interactive terminal. To do this, open a terminal and type:
psql --version
This should return the version number of the PostgreSQL installation.
Starting and Stopping the Server
On Windows, you can start and stop the PostgreSQL server using the Services application in the Control Panel. On macOS and Linux, you can use the following commands in the terminal:
- To start the server:
sudo service postgresql start - To stop the server:
sudo service postgresql stop
Summary
In this tutorial, we explained how to install PostgreSQL on different operating systems. We covered the steps to install PostgreSQL on Windows, macOS, and Linux. We also showed how to check the installation and start and stop the server. With this knowledge, you can now proceed to learn how to use PostgreSQL and build powerful databases.