instance method
primary_key
Ruby on Rails 3.0.20
Since v3.0.20 Last seen in v3.0.20Signature
primary_key()No documentation comment.
Source
# File activerecord/lib/active_record/relation.rb, line 316
def primary_key
@primary_key ||= table[@klass.primary_key]
end
Defined in activerecord/lib/active_record/relation.rb line 316
· View on GitHub
· Improve this page
· Find usages on GitHub
Defined in ActiveRecord::Relation