The MongoDB 3.0 Manual

MongoDB 3.0 Released

See Release Notes for MongoDB 3.0 for new features in MongoDB 3.0.

Welcome to the MongoDB Manual! MongoDB is an open-source, document-oriented database designed for ease of development and scaling.

The Manual introduces MongoDB and continues to describe the query language, operational considerations and procedures, administration, and application development patterns, and other aspects of MongoDB use and administration. See the Introduction to MongoDB for an overview of MongoDB’s key features. The Manual also has a thorough reference section of the MongoDB interface and tools.

This manual is under constant development. See the About MongoDB Documentation for more information on the MongoDB Documentation project.

Getting Started Developers Administrators Reference

Introduction to MongoDB

Installation Guides

First Steps

Frequently Asked Questions

Database Operations


SQL to MongoDB Mapping


Production Notes

Replica Sets

Sharded Clusters

MongoDB Security

Shell Methods

Query Operators

Complete System Reference




MongoDB has an active community.

Learning MongoDB

In addition to the documentation, there are many ways to learn to use MongoDB. You can:

Getting Help

If you’re looking for help, you’ll get a quick response to MongoDB questions posted to Stack Overflow or to our mailing list. MongoDB, Inc. also offers commercial support and services.

Additional Resources

MongoDB, Inc.
The company behind MongoDB.
MongoDB Ops Manager
The easiest way to run MongoDB: includes Automation, Backup, and Monitoring. For more information, see the Ops Manager documentation.
MongoDB Management Service (MMS)
A free cloud-based service for monitoring and backing up MongoDB deployments. Also consider the MMS documentation.
MongoDB Ecosystem
The documentation available for the drivers, frameworks, tools, and services for use with MongoDB.