method
has_primary_key?
Ruby on Rails latest stable (v7.1.3.2)
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Class: ActiveRecord::Associations::HasAndBelongsToManyAssociation
- 1.0.0
- 1.1.6
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- What's this?
has_primary_key?()
public
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# File activerecord/lib/active_record/associations/has_and_belongs_to_many_association.rb, line 30 def has_primary_key? @has_primary_key ||= @owner.connection.supports_primary_key? && @owner.connection.primary_key(@reflection.options[:join_table]) end