How to Understand a MongoDB Schema | From Raw JSON to Diagrams

When you work with MongoDB, everything feels simple… at the beginning. You open a collection, look at a few documents, and it all makes sense. For example, here’s a single collection with a few documents. When you start, reading a few documents is enough to understand the data. Everything is in one place, and the structure is easy to follow. You don’t need anything else to understand your data. When the database grows, things change At first, your ''learningPlatform'' database might look like this: You have students, courses, and enrollments connecting them. Nothing complicated. You can understand everything just by looking at it. But real projects don’t stay this small. As new features are added, the database grows with them. Then the project grows. You add: lessons quizzes reviews certificates progress subscriptions instructors categories As the number of collections grows, it becomes harder to understand how everything connects. But now it’s not just one collection. You want to unde