instance method `primary_key`

Ruby on Rails 8.1.2

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

primary_key()

Defines the primary key field – can be overridden in subclasses. Overwriting will negate any effect of the primary_key_prefix_type setting, though.

Source

# File activerecord/lib/active_record/attribute_methods/primary_key.rb, line 80
          def primary_key
            reset_primary_key if PRIMARY_KEY_NOT_SET.equal?(@primary_key)
            @primary_key
          end

Defined in activerecord/lib/active_record/attribute_methods/primary_key.rb line 80 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::AttributeMethods::PrimaryKey::ClassMethods

Signature