class
ActiveRecord::EagerLoadPolymorphicError
v5.1.7 -
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- Superclass: ActiveRecordError
This error is raised when trying to eager load a polymorphic association using a JOIN. Eager loading polymorphic associations is only possible with {ActiveRecord::Relation#preload}[rdoc-ref:QueryMethods#preload].
Files
- activerecord/lib/active_record/associations.rb