Nice Job! You just started an instance of MongoDB. If Mongo starts correctly, you should see something like:Ĭonnection accepted from. If you are prompted with a popup that says, 'Do you want the application mongod to accept incoming network connections?', click Allow. The following command starts an instance of MongoDB that handles data requests, manages data access, and performs background management operations while you use your web application.

Start a Mongo process - Before you run a full-stack web application locally, you must start a Mongo process in the background.

It will create a new folder in your Home Directory. You will not see any output in your terminal from the command above. Paste the following command into your terminal to create the Mongo data directory:

Create a Mongo data directory - This directory is where MongoDB stores database files for full-stack web applications that you run on your computer.

MongoDB Installation - Paste the following command into your terminal to install MongoDB to your computer.

The terminal may ask you to enter your password.

Homebrew Installation - Paste the command from the Homebrew installation page into your terminal.

If you see Homebrew 1.x.x and have not updated to High Sierra, skip to step 4. If your operating system is High Sierra, you must uninstall brew, then proceed to step 3 - High Sierra introduced a permissioning issue that impacts old versions of homebrew. If you see this output, check the version of your operating system. If Homebrew is installed, your terminal will output Homebrew 1.x.x. If your computer does not have Homebrew, it will respond with command not found. Run the following command in your terminal to check if Homebrew is already installed:

Check if Homebrew is already installed on your computer - Homebrew is software that your computer uses to install other software.If your computer notifies you of any firewall or permissioning issues, you should Allow the process. We have provided setup instructions for Mac and Windows operating systems. By the end of this article, you will be able to run MongoDB on your computer.

MongoDB is a database program that you will use to save and access information related to the websites that you build.

Install mongodb mac os