MongoDB : installing mongodb on MAC

Screenshot from the tutorial

Quick Guide to Installing MongoDB on macOS

MongoDB is a popular NoSQL database that is designed for ease of use and scalability. If you're a developer looking to set up MongoDB on your macOS, this guide will walk you through the installation process in a straightforward manner. Let's get started!

Prerequisites

Before you begin, ensure that you have the following:

• A macOS system (the instructions provided here are applicable to macOS versions like Mojave, Catalina, Big Sur, and later).
• Homebrew installed on your machine. If you haven't installed Homebrew yet, you can do so by running the following command in your terminal:

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

Step 1: Tap the MongoDB Formula

First, you need to tap the MongoDB formula from the official MongoDB repository. This will allow Homebrew to access and install MongoDB. Open your terminal and run:

brew tap mongodb/brew

Step 2: Install MongoDB

After tapping the MongoDB repository, you can proceed to install MongoDB. Use the following command in your terminal:

brew install mongodb-community@5.0

This command installs the MongoDB Community Edition, which is free to use and suitable for development purposes.

Step 3: Start MongoDB

Once the installation is complete, you need to start the MongoDB service. You can do this using the following command:

brew services start mongodb/brew/mongodb-community

This command will start MongoDB as a background service, making it accessible to your applications.

Step 4: Verify the Installation

To confirm that MongoDB is running correctly, you can check the status of the service by running:

brew services list

You should see the MongoDB service listed as "started" in the output.

Additionally, you can connect to your MongoDB instance by running the MongoDB shell:

mongosh

If everything is set up correctly, you should see a MongoDB shell prompt.

Step 5: Creating the Data Directory

By default, MongoDB stores its data in /data/db. If this directory doesn't exist, you will need to create it and ensure that your user has the appropriate permissions. Run the following commands:

sudo mkdir -p /data/db
sudo chown -R `id -un` /data/db

This command creates the data directory and changes its ownership to your user account.

Step 6: Stopping MongoDB

If you ever need to stop the MongoDB service, you can do so with the following command:

brew services stop mongodb/brew/mongodb-community

Conclusion

Congratulations! You have successfully installed MongoDB on your macOS system. This simple installation process allows you to start developing applications using MongoDB quickly. Remember to refer to the official MongoDB documentation for further details on how to use MongoDB effectively.

Feel free to reach out if you have any questions or run into issues during the installation process! Happy coding!

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