09 MongoDB Introduction - Jermmyy/IT-Landscape GitHub Wiki

Introduction to MongoDB

What is MongDB

MongoDB is a NoSQL, document-oriented database designed to store data in flexible, JSON-like documents called BSON (Binary JSON). Unlike traditional relational databases that store data in tables and rows, MongoDB allows you to store complex data structures without a rigid schema.


  • Flexible Schema: You don’t need to define the database schema upfront, which makes it easy to evolve your data model.
  • Scalability: MongoDB supports horizontal scaling through sharding, which enables handling large datasets and high throughput.
  • High Performance: Optimized for read and write speed, suitable for modern, high-traffic applications.
  • Rich Query Language: Supports powerful queries, indexing, and aggregation.
  • JSON-like Documents: Easy integration with modern web applications that use JSON natively.
  • Built-in Replication & High Availability: MongoDB supports replica sets for data redundancy and failover.

Practical Applications of MongoDB

MongoDB is widely used in scenarios where flexibility, scalability, and rapid development are priorities, such as:

  • Content Management Systems (CMS)
  • Real-time analytics platforms
  • Internet of Things (IoT) applications
  • Mobile and social media apps
  • E-commerce product catalogs
  • Logging and event data storage

Summary

MongoDB is a versatile, scalable NoSQL database that offers a flexible alternative to traditional relational databases. Its document model fits well with modern app development, making it a popular choice for many developers and companies worldwide.