What are associations in Rails?
An example of an AI chatbot conversation about associations in Ruby on Rails.
What are associations in Rails?
Associations in Rails are used to define relationships between different models, like one-to-many or many-to-many.
Can you give me an example of a one-to-many association?
Sure! In a blog application, a user can have many posts. You would set this up using has_many in the User model and belongs_to in the Post model.
How do I set up a many-to-many association?
You can set up a many-to-many association using a join table. For example, if you have authors and books, you would create an authors_books join table.
What are some common pitfalls when using associations?
Common pitfalls include forgetting to set up the foreign keys, not using eager loading, and creating circular dependencies.
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