ActiveRecord ConnectionAdapters ColumnMethods module ColumnMethods Ruby on Rails 5.2.8.1 Since v5.2.8.1 Available in: 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: … v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2 No documentation comment. Methods (defined here) # primary_key Used by Included by (2) ActiveRecord::ConnectionAdapters::Table ActiveRecord::ConnectionAdapters::TableDefinition
