MongoDB installation and setup

Introduction

MongoDB installation and setup lets you start using a database to store and manage your data easily on your computer or server.

You want to save data for a web or mobile app you are building.

You need a flexible database that can handle different types of data.

You want to try out MongoDB features on your own computer.

You are preparing a server to host a database for your project.

You want to learn how to use MongoDB step-by-step from the start.

Syntax

MongoDB

1. Download MongoDB from the official website.
2. Run the installer and follow the setup steps.
3. Start the MongoDB server (mongod).
4. Connect to MongoDB using the mongo shell or a GUI tool.

Make sure to download the version that matches your operating system.

Starting the server is necessary before you can use the database.

Examples

This example shows how to install MongoDB on Windows step-by-step.

MongoDB

On Windows:
- Download the .msi installer.
- Run it and choose Complete setup.
- Start MongoDB as a Windows service or manually run mongod.exe.

This example uses Homebrew to install and start MongoDB on macOS.

MongoDB

On macOS:
- Use Homebrew: brew tap mongodb/brew
- Then install: brew install mongodb-community
- Start MongoDB: brew services start mongodb-community

This example shows the commands to install MongoDB on Ubuntu Linux.

MongoDB

On Linux (Ubuntu):
- Import the public key.
- Create a list file for MongoDB.
- Update packages and install mongodb-org.
- Start the service with: sudo systemctl start mongod

Sample Program

This example starts the MongoDB server using a data folder you choose, then connects to it with the mongo shell and lists the databases.

MongoDB

# Start MongoDB server (example for macOS/Linux)
mongod --dbpath /path/to/your/data/folder

# In another terminal, connect to MongoDB shell
mongo

# Show databases
show dbs

Important Notes

Always choose a secure and accessible folder for your database files.

MongoDB server must be running before you connect with the shell or apps.

Use official MongoDB documentation for the latest installation instructions.

Summary

MongoDB installation sets up the database software on your machine.

Starting the MongoDB server is required to use the database.

You can connect to MongoDB using the mongo shell or other tools after setup.