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The MongoDB 3.4 Manual

Welcome to the MongoDB 3.4 Manual! MongoDB is an open-source, document database designed for ease of development and scaling. The Manual introduces key concepts in MongoDB, presents the query language, and provides operational and administrative considerations and procedures as well as a comprehensive reference section. The manual is also available as HTML tar.gz and EPUB.

➤ MongoDB 3.4 Released
For summary of new features in MongoDB 3.4, see Release Notes for MongoDB 3.4.


Getting involved in the MongoDB community is a great way to build relationships with other talented and like minded engineers, increase awareness for the interesting work that you are doing, and sharpen your skills. To learn about the MongoDB community, see Get Involved with MongoDB.

Getting Help

MongoDB Community

For questions, discussions, or general technical support, visit the MongoDB Community Support Forum. The MongoDB Community Support forum is a community forum where experienced MongoDB users and MongoDB Community Support Engineers participate in discussions.

MongoDB Enterprise or Ops Manager

For technical support questions, please file a ticket through the MongoDB Support Portal.

MongoDB Atlas or Cloud Manager

For technical support questions, please log into your MongoDB Cloud account and open a support ticket.


For instructions on how to file a JIRA ticket for the MongoDB server or one of the related projects, see

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.


The manual is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 United States License

For information on MongoDB licensing, see MongoDB Licensing.

Additional Resources

MongoDB, Inc.
The company behind MongoDB.
MongoDB Atlas
Database as a service.
MongoDB Cloud Manager
A cloud-based hosted operations management solution for MongoDB.
MongoDB Ops Manager
Enterprise operations management solution for MongoDB: includes Automation, Backup, and Monitoring.
MongoDB Ecosystem
The documentation available for the drivers, frameworks, tools, and services for use with MongoDB.