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Welcome to the fifth installment of our series, where we transition from the enchanting realm of frontend development to the mysterious depths of backend magic! Today, we're venturing into the world of MongoDB, a NoSQL database that's as versatile as a Swiss Army knife and as approachable as a fluffy puppy.
Why MongoDB? Picture this: You're building a modern web application, and you need a database that's as flexible as a contortionist at a circus. That's where MongoDB struts onto the stage, offering scalability, adaptability, and a user-friendly experience tailored for JavaScript-based stacks like MERN (MongoDB, Express.js, React.js, Node.js).
Installing MongoDB First things first, let's get MongoDB up and running on your system. It's as easy as snagging the latest version from the MongoDB website and following the installation instructions for your operating system. Once that's done, just fire up your terminal and type in mongod to start MongoDB humming along.
Basic MongoDB Commands Now that we've got MongoDB installed, let's roll up our sleeves and dive into some hands-on action!
Connecting to MongoDB Open up a new terminal window and type in mongo to unleash the MongoDB shell, your gateway to the database kingdom.
Creating a Database Ah, the thrill of creation! With MongoDB, you can conjure up a new database with the simple command use myDatabase. It's like planting the seeds of your digital garden.
Creating a Collection Collections in MongoDB are like tables in SQL databases, but with a dash of pizzazz. Whip up your own collection with db.createCollection('myCollection') and let your data frolic within.
Inserting Data Time to breathe life into your collection! Use db.myCollection.insertOne({ key: 'value' }) to sprinkle your data like confetti at a celebration.
Querying Data Want to fetch some juicy tidbits from your collection? Just toss in db.myCollection.find() and watch as MongoDB dutifully serves up your requested data.
Want a cheat sheet? I got you check out the last bit of this blog
Conclusion And there you have it, dear adventurer! You've embarked on your maiden voyage into the enchanted realm of MongoDB. So strap in, hold on tight, and get ready for more backend adventures in the chapters yet to come!
Stay tuned for the next installment, where we'll unravel even more mongodb mysteries and maybe crack a few more jokes along the way. Until then, happy coding! 🚀
Ah Ah dont worry here is the cheat sheet.
| Commands | Description |
mongod | Start mongodb server inside terminal |
mongo | Open MongoDB shell to interact with the database. |
use myDatabase | Create or switch to a database named 'myDatabase'. |
db.createCollection('myCollection') | Create a collection named 'myCollection' within the current database. |
db.myCollection.insertOne({ key: 'value' }) | Insert a document with key-value pairs into 'myCollection'. |
db.myCollection.find() | Fetch all documents stored in 'myCollection'. |