Mongoid

Mongoid is the officially supported object-document mapper (ODM) for MongoDB in Ruby.

• Installation & Configuration
  • Installation
  • Compatibility
  • Configuration
  • Rails Integration
• Tutorials
  • Getting Started (Sinatra)
  • Getting Started (Rails)
  • Documents
  • Common Errors
• Schema Configuration
  • Field Definition
  • Inheritance
  • Associations
  • Validation
  • Collection Configuration
  • Index Management
  • Sharding Configuration
• Working With Data
  • CRUD Operations
  • Queries
  • Text Search
  • Aggregation Pipeline
  • Map/Reduce
  • Persistence Configuration
  • Nested Attributes
  • Callbacks
  • Sessions
  • Transactions
• API
• Release Notes
  • Mongoid 8.1
  • Mongoid 8.0
  • Mongoid 7.5
  • Mongoid 7.4
  • Mongoid 7.3
  • Mongoid 7.2
  • Mongoid 7.1
  • Mongoid 7.0
  • Mongoid 6
  • Mongoid 5
• Contributing
  • Code Documentation
• Additional Resources
• Ecosystem

For documentation on Mongoid 3 and 4, see http://mongoid.github.io.