https://github.com/wangzuo/arel

rails/arel in javascript
https://github.com/wangzuo/arel

activerecord javascript rails sql

Last synced: 8 months ago
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rails/arel in javascript

• Host: GitHub
• URL: https://github.com/wangzuo/arel
• Owner: wangzuo
• License: mit
• Created: 2017-07-02T14:33:28.000Z (over 8 years ago)
• Default Branch: master
• Last Pushed: 2022-01-23T07:15:22.000Z (about 4 years ago)
• Last Synced: 2025-07-30T11:00:41.006Z (8 months ago)
• Topics: activerecord, javascript, rails, sql
• Language: JavaScript
• Homepage: https://wangzuo.github.io/arel
• Size: 245 KB
• Stars: 9
• Watchers: 1
• Forks: 0
• Open Issues: 5
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# Arel

[![npm](https://img.shields.io/npm/v/arel.svg)](https://www.npmjs.com/package/arel)

[![Build Status](https://travis-ci.org/wangzuo/arel.svg?branch=master)](https://travis-ci.org/wangzuo/arel) 

[![codecov](https://codecov.io/gh/wangzuo/arel/branch/master/graph/badge.svg)](https://codecov.io/gh/wangzuo/arel) 

[![styled with prettier](https://img.shields.io/badge/styled_with-prettier-ff69b4.svg)](https://github.com/prettier/prettier) [![Greenkeeper badge](https://badges.greenkeeper.io/wangzuo/arel.svg)](https://greenkeeper.io/)

[rails/arel](https://github.com/rails/arel) in javascript

### Installation

``` sh

npm i arel --save

```

### Usage

``` javascript

import * as Arel from 'arel'; // es6

// const Arel = require('arel');

const users = new Arel.Table('users');

const query = users.project(Arel.sql('*'));

query.toSql(); // => SELECT * FROM "users"

```

### More examples

``` javascript

users.project(users.column('id'))

// => SELECT "users"."id" FROM "users"

users.where(users.column('name').eq('amy'))

// => SELECT FROM "users" WHERE "users"."name" = 'amy'

const photos = new Arel.Table('photos');

users.join(photos).on(users.column('id').eq(photos.column('user_id')))

// => SELECT FROM "users" INNER JOIN "photos" ON "users"."id" = "photos"."user_id"

```

### License

MIT