Automatic Foreign Key automatically generates foreign-key constraints when creating tables or adding columns. It uses SQL-92 syntax and as such should be compatible with most databases that support foreign-key constraints.

This gem uses PostgreSQLs hstore datatype and ActiveRecord models to translate model data. It is based on the gem hstore_translate by Rob Worely.

Backfiller for null database columns

backyard allows you to name the models in your cucumber scenarios.

This engine allows users to inject requests into a queue to be processed. The queue handles bank account validations, credit payments, debit orders and collecting bank statements/notify me statements.

For handling all of the exceptions, states, timeouts, etc of batch processes

A highly available, reliable messaging infrastructure

Allows hstore columns to store belongs_to association foreign keys with the same functionality as the default belongs_to

Provides more advanced and flexible 'if then then that' style conditional validation. Validate fields based on the values of other fields in your model.

BigRecord is built from ActiveRecord, and intended to seamlessly integrate into your Ruby on Rails applications.

Ruby UCSC API: accessing the UCSC Genome Database using Ruby

Rails migration helpers.

Bitfield value object for ActiveModel. No hidden definitions. No callbacks. Magicless.

Bitmasker allows you to store many boolean values as one integer field in the database.

首趣微店核心模块,包含结算项的创建、更新、删除,微店主积分的更改等信息

Eager loading and other ActiveRecord helpers for Blueprinter

Switching databases connected with ActiveRecord by Git branch

brtraducao é uma das gems que compoem o Brazilian Rails

The tool helps ...

MixIn used to extend ActiveRecord::Base classes implementing bulk insert and update operations through {#create_many} and {#update_many}.