ActiveRecord plugin designed to allow simple multiple table inheritance.

CITIER (Class Inheritance & Table Inheritance Embeddings for Rails) is a solution for single and multiple class table inheritance. For full information: http://peterhamilton.github.com/citier/ For the original version by ALTRABio see www.github.com/altrabio/

IN DEVELOPPEMENT, Not for use! CITIER4 is CITIER for rails 4. CITIER (Class Inheritance & Table Inheritance Embeddings for Rails) is a solution for single and multiple class table inheritance. For full information: https://github.com/petehamilton/citier/ For the original version by ALTRABio see www.github.com/altrabio/

ActiveRecord plugin designed to allow simple multiple table (class) inheritance.

An ActiveRecord module giving you the power of multiple table inheritance while still resorting to an API resembling single table inheritance

This gem provides an extension to ActiveRecord, enabling efficient Multi-Table, Multiple-Inheritance for ActiveRecord models.

ActiveRecord-Cti is a library implemented Class Table Inheritance on Ruby on Rails. Class Table Inheritance (CTI) is useful under the circumstances that an ActiveRecord object is in multiple positions or has multiple roles, and you want to describe it's structure on the database. For Example, one person may be a player and a coach in a soccer team.

A gem for implementing multiple table inheritance in rails 3

Implemention Multiple Table Inheritance in Rails

A gem for implementing multiple table inheritance in rails 4

Multiple Tables Inheritance for ActiveRecord

Enterprise MTI is gem that adds multiple table inheritance to Active Record models backed by database-level referential integrity. The design and the project's name are inspired by Dan Chak's book, "Enterprise Rails," from which some code has been taken.