Exception: ActiveRecord::ImmutableRelation
- Inherits:
-
ActiveRecordError
- Object
- StandardError
- ActiveRecordError
- ActiveRecord::ImmutableRelation
- Defined in:
- lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activerecord-7.0.4/lib/active_record/errors.rb
Overview
Raised when a relation cannot be mutated because it’s already loaded.
class Task < ActiveRecord::Base
end
relation = Task.all
relation.loaded? # => true
# Methods which try to mutate a loaded relation fail.
relation.where!(title: 'TODO') # => ActiveRecord::ImmutableRelation
relation.limit!(5) # => ActiveRecord::ImmutableRelation