# sequelize

**Repository Path**: mirrors_mathisonian/sequelize

## Basic Information

- **Project Name**: sequelize
- **Description**: Sequelize is an easy-to-use multi sql dialect object-relationship-mapper for node.js. It currently supports MySQL, MariaDB, SQLite and PostgreSQL.
- **Primary Language**: Unknown
- **License**: MIT
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2020-09-25
- **Last Updated**: 2025-12-21

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# Sequelize

[![Build Status](https://secure.travis-ci.org/sequelize/sequelize.png)](http://travis-ci.org/sequelize/sequelize) [![Dependency Status](https://david-dm.org/sequelize/sequelize.png)](https://david-dm.org/sequelize/sequelize) [![Coverage Status](https://codeclimate.com/github/sequelize/sequelize/coverage.png)](https://codeclimate.com/github/sequelize/sequelize)[![Flattr this](http://api.flattr.com/button/flattr-badge-large.png)](http://flattr.com/thing/1259407/Sequelize)

MySQL, MariaDB, PostgresSQL, and SQLite Object Relational Mapper (ORM) for [node](http://nodejs.org).

### Install

To install 1.x.x (currently 1.7.x) - which has a stable API and is mostly backwards compatible:

`npm install sequelize`

To install 2.x.x branch - which has a unstable API and will break backwards compatability:

`npm install sequelize@unstable`

[Upgrading to 2.0](https://github.com/sequelize/sequelize/wiki/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](https://github.com/sequelize/cli))

### Resources
- [Changelog](https://github.com/sequelize/sequelize/blob/master/changelog.md)
- [Getting Started](http://sequelizejs.com/articles/getting-started)
- [Documentation](http://sequelizejs.com/docs)
- [API Reference](https://github.com/sequelize/sequelize/wiki/API-Reference) *Work in progress*
- [Collaboration and pull requests](https://github.com/sequelize/sequelize/wiki/Collaboration)
- [Roadmap](https://github.com/sequelize/sequelize/wiki/Roadmap)
- [Meetups](https://github.com/sequelize/sequelize/wiki/Meetups)
- [Twitter](http://twitter.com/sdepold)
- [IRC](http://webchat.freenode.net?channels=sequelizejs)
- [Google Groups](https://groups.google.com/forum/#!forum/sequelize)

## Running Examples
Instructions for running samples are located in the [example directory](https://github.com/sequelize/sequelize/tree/master/examples). Try these samples in a live sandbox environment:

<a href="https://runnable.com/sequelize" target="_blank"><img src="https://runnable.com/external/styles/assets/runnablebtn.png"></a>