Sequelize

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

Table of Contents

• Installation
• Features
• Documentation
• Responsible disclosure
• Resources

Installation

$ npm install --save sequelize

# And one of the following:
$ npm install --save pg@6 pg-hstore # Note that `pg@7` is not supported yet
$ npm install --save mysql2
$ npm install --save sqlite3
$ npm install --save tedious # MSSQL

Sequelize follows SEMVER. Supports Node v4 and above to use ES6 features.

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)

Documentation

• Stable v4 documentation
• Upgrading from v3 to v4
• v3 documentation

Responsible disclosure

If you have any security issue to report, contact project maintainers privately. You can find contact information here

Resources

• Changelog
• Getting Started
• Contributing
• Express Example
• Documentation
• Slack
• Google Groups
• Add-ons & Plugins
• Sequelize & TypeScript