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Active Record is the Object-Relational Mapping (ORM) layer built into Ruby on Rails that implements the Active Record design pattern, where each model class both wraps a database row and contains the persistence logic to save, update, or delete it.
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ActiveRecord
Active Record is the Object-Relational Mapping (ORM) layer built into Ruby on Rails that implements the Active Record design pattern, where each model class bo…
ActiveRecord Basics
An introduction to Rails' object-relational mapper, covering models, migrations, associations, validations, and the query interface used to interact with a dat…