Complete MongoDB Tutorial

Master MongoDB with our comprehensive tutorial.



Getting Started with MongoDB

Download MongoDB Community Edition from mongodb.com. Install and start the MongoDB service. Use MongoDB Compass for GUI or mongo shell for CLI access.

Mongodb Introduction

Content for mongodb-introduction.

Mongodb History

Content for mongodb-history.

Installation

Content for installation.

Databases Collections

Content for databases-collections.



Documents

Documents are BSON (Binary JSON) objects. Each document has an _id field (unique identifier). Fields can be nested. Arrays and embedded documents.

Data Types

Content for data-types.

Crud Operations

Content for crud-operations.

Query Operators

Content for query-operators.

Projection

Content for projection.

Sorting

Content for sorting.



Indexes

createIndex() for faster queries. Single field and compound indexes. Unique indexes. TTL indexes for expiring documents.



Aggregation Pipeline

aggregate() for complex queries. Stages: , , , , . Data transformation and analysis.

Pipeline

Content for pipeline.

Lookup Joins

Content for lookup-joins.



Transactions

ACID transactions for multiple operations. startSession() to begin transaction. Commit and rollback support. Distributed transactions.

Schema Design

Content for schema-design.

Data Modeling

Content for data-modeling.



Replication

Replica sets for high availability. Primary-secondary architecture. Automatic failover. Read preferences and write concerns.



Sharding

Horizontal partitioning of data. Shard key selection. Distribution across multiple servers. Shard balancing.

Backup Restore

Content for backup-restore.



Security

Authentication with username/password. Role-based access control (RBAC). Encrypt data in transit (SSL/TLS) and at rest. Network security.



Performance Optimization

Use indexes effectively. Query optimization with explain(). Sharding for horizontal scaling. Replication for redundancy.

Best Practices

Content for best-practices.

Mongoose

Content for mongoose.

Atlas

Content for atlas.

Migration

Content for migration.



Monitoring and Logging

db.currentOp() to view operations. serverStatus() for server info. Slow query logs. MongoDB monitoring tools (MMS).

Last updated: March 2026