Sequelize

Sequelize is a promise-based Node.js/io.js ORM for Postgres, MySQL, MariaDB, SQLite and Microsoft SQL Server. It features solid transaction support, relations, read replication and more.

Documentation

Installation

npm install sequelize

Will install the latest version of sequelize (currently 2.0).

Upgrading to 2.0

Features

• Schema definition
• Schema synchronization/dropping
• 1:1, 1:M & N:M Associations
• Through models
• Promises
• Hooks/callbacks/lifecycle events
• Prefetching/association including
• Transactions
• Migrations
• CLI (sequelize-cli)

Resources

• Changelog
• Getting Started
• Documentation
• API Reference
• Collaboration and pull requests
• Roadmap
• Twitter: @SequelizeJS
• IRC: sequelizejs on Freenode
• Google Groups
• Plugins