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- Introduction to NoSQL & MongoDB
- Explains difference between SQL and NoSQL databases.
- Students learn why MongoDB is fast, flexible, and schema-less.
- Covers installation of MongoDB and basic tools like Mongo Shell/Compass.
- MongoDB Architecture Basics
- Teaches how MongoDB stores data using databases, collections, and documents.
- Introduces BSON format, ObjectID, and flexible schemas.
- Helps students understand how MongoDB handles large data efficiently.
- CRUD Operations (Create, Read, Update, Delete)
- Students learn how to insert, find, update, and delete documents.
- Practice using db.collection.insert(), find(), updateOne(), deleteOne().
- Essential for all real-time applications and data handling.
- Data Types in MongoDB
- Covers string, number, boolean, array, null, date, and ObjectId data types.
- Students understand how MongoDB handles flexible data structures.
- Helps in correct data storage and query design.
- Working with Queries
- Teaches filtering using operators like $gt, $lt, $in, $and, $or.
- Students learn to retrieve specific records efficiently.
- Important for searching and filtering large collections.
- Indexing
- Explains why indexes improve performance of queries.
- Students learn to create and drop indexes on fields.
- Covers single-field, compound, and unique indexes.
- Aggregation Framework
- Introduces pipeline stages like $match, $group, $sort, $project.
- Students learn data analysis and transformation inside MongoDB.
- Useful for reports, charts, and analytical dashboards.
- Schema Design in MongoDB
- Teaches embedding vs referencing documents (one-to-one, one-to-many).
- Helps design optimized database structures for applications.
- Students learn when to use normalized or denormalized designs.
- MongoDB with JavaScript (CRUD in Node.js)
- Students connect MongoDB with Node.js using the MongoDB driver.
- Learn to perform CRUD in real web apps.
- Important step toward full-stack development.
- MongoDB Atlas (Cloud Database)
- Students learn to create cloud clusters on Atlas.
- Practice connecting applications to cloud databases.
- Helps deploy real-time apps with global access.
- Data Validation & Security
- Covers schema validation rules and user roles.
- Students learn to restrict access using authentication.
- Ensures applications are safe from unauthorized use.
- Backup & Restore
- Teaches mongodump and mongorestore commands.
- Students learn to protect and recover data.
- Essential for database maintenance and safety.
- Replication & Sharding (Advanced)
- Replication provides high availability using replica sets.
- Sharding helps distribute large data across servers.
- Students understand how MongoDB scales in large systems.
- Mini Project
- Build a complete CRUD project using MongoDB + Node.js/Express.
- Use collections, validation, queries, and aggregation.
- Helps students apply skills in a real web application.