What are models in Ruby on Rails?
In Ruby on Rails, models are classes that represent the data and business logic of your application. They interact with the database and define the relationships between different data entities.
How do I create a model in Rails?
You can create a model in Rails using the command rails generate model ModelName
, which will create a migration file and a model class.
What is the purpose of migrations?
Migrations are used to modify the database schema over time in a consistent and easy way. They allow you to create, change, and drop database tables and columns.
Can you explain associations in Rails models?
Associations in Rails models define the relationships between different models, such as has_many
, belongs_to
, and has_one
, allowing you to easily work with related data.
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