instance method
primary_key_name
Ruby on Rails 4.0.13
Since v4.0.13 Last seen in v5.2.8.1 Private — implementation detail, not part of the public APISignature
primary_key_name()No documentation comment.
Source
# File activerecord/lib/active_record/fixtures.rb, line 619
def primary_key_name
@primary_key_name ||= model_class && model_class.primary_key
end
Defined in activerecord/lib/active_record/fixtures.rb line 619
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Defined in ActiveRecord::FixtureSet