ActiveRecord & Databases in Rails

ActiveRecord is Rails' Object Relational Mapping system. It allows you to define Ruby classes that represent tables in your database so you can create, query, edit, and delete records and their associations. It also provides a home for business logic so you can define and run operations against your database. In this series, we'll teach you how to use ActiveRecord in your Rails apps.

10 Lessons | 2h 31m | Intermediate