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$lookup allows you to perform joins on collections in the same database. Mongodb compass project code#Now replace all the code from the app.js file with the below-mentioned code.Preface: New to the aggregation pipeline? Check out our 5 minute explanation before diving into these $lookup examples.Īlso be sure to understand indexing and it's performance implications before reviewing these examples. Mongodb compass project install#Install Axios into your react application. Create a react project with the name frontend. So now go to the root directory of the project and follow the below-mentioned steps.ġ7. I won’t go much into detail like the above-mentioned tutorial but I will cover the basic part. You can read my previous tutorial on the Simplest way to use axios to fetch data from an api in ReactJS. Mongodb compass project how to#In most of my tutorials, I have covered how to use Axios to fetch data from the API to React. Note: if you have used npm init -y to generate the package.json file please change "main": "index.js", to " main": "server.js" in your package.json file else nodemon will throw an error. Now re-run your server using npm start in your terminal and this time, nodemon will monitor each change in your project and restart the server automatically. Now add this line under the scripts object inside the package.json file. Before moving into the React part I would like you to install the nodemon module and also make some changes to the package.json file. We have successfully created our API using express js, node js, and MongoDB. This file will contain our database connection configurations. Create a config directory inside the backend directory and then inside the config directory create a db.js file. After that we will config mongoose to connect with our MongoDB. ![]() Run the below command inside the terminal to install the required modules. Now we will install the required modules for our backend setup. To allow the node to use import add the below line to your package.json file "type": "module"Ģ. Note: You can use require to import modules but I prefer using import to load node modules in files. Alternatively, you can use npm init for setting up the name or keywords for the project but that’s up to you. This will create a package.json file in the project directory. After that open terminal inside the root directory and run This server.js is the main file that you can use to call your database configuration and all your APIs routes. Create and enter into the project directory and then inside that directory create a directory name backend and also one file name server.js.Now it’s time to structure the boilerplate for the project. So we have successfully installed Node js and MongoDB on our Environment. Mongodb compass project software#After completion of download open the software and then it will ask for accepting the agreement and blah blah just click on next and after that, it will prompt you with this screen. I have downloaded the Windows Installer (.msi) 64-bit version for my computer. I am using a Windows environment so all setup and configuration will be as per this environment. ![]() It’s available for your Linux, Mac, and Windows machine. Visit node js official website here and download the latest version of node and install it on your machine. We will first start with installing Node js on our machine. ![]() But in this tutorial, I will cover how to use MongoDB locally and also how to structure our project. I wanted to setup everything locally on my computer but there was hardly any tutorial for setting up the MongoDB locally everyone was using MongoDB atlas. So are you also confused like most of the MERN beginners on how to create your first MERN project? and also how to setup the environment for your project? Even I was also confused when I created my first MERN project. ![]()
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