Rake task to determine if a database is available for a Rails app.

ActiveRecord::DebugErrors is an extension of activerecord to display useful debug logs on errors.

Allows you to easily specify default values for attributes on new model objects.

Provides integration between ActiveRecord::Enum and I18n.

An ActiveRecord extension for polymorphic exclusive arc relationships

Native MySQL additions to ActiveRecord, like LOAD DATA INFILE, ENABLE/DISABLE KEYS, TRUNCATE TABLE.

A safe way to accept user parameters and query against your ActiveRecord Models

In ActiveRecord, allows you to query the association of the records that your current query would return. If you need the comments of some posts: `Post.where(...).follow_assoc(:comments)`. You can then chain `where` on the comments.

TO DO *is* a description

Allows to describe field names that will be stored within hstore column together with their types. Data can then be retrieved with a set of helpful getters.

Include ActiveRecord::Immutable in your ActiveRecord models to make your tables append-only.

Active Record adapter for connecting to an IBM Informix database

Pass control of Active Record methods to a dedicated object.

Attribute inheritance for AR associations

Specify columns like you would with ActiveRecord migrations and then run .auto_upgrade! Based on the mini_record gem from Davide D'Agostino, it adds fewer aliases, doesn't create timestamps and relationship columns automatically.

Fork of the ActiveRecord JDBC adapter with support for SQL Server and Azure SQL, for more information and help look at the README file in the github repository. AR-JDBC is a database adapter for Rails' ActiveRecord component designed to be used with JRuby built upon Java's JDBC API for database access. Provides (ActiveRecord) built-in adapters: MySQL, PostgreSQL, SQLite3, and SQLServer.

Install this gem to use AS/400 with JRuby on Rails.

This is a fork of ActiveRecord SQL Server Adapter for JRuby. SQL Server 2012 and upward.

A useful ActiveRecord extension to handle columns containing large amounts of data

Provides a opinionated migration wrapper for ActiveRecord 5+