method

references

v4.1.8 - Show latest stable - 1 note - Class: ActiveRecord::ConnectionAdapters::TableDefinition

references(*args) public

No documentation

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# File activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb, line 254
      def references(*args)
        options = args.extract_options!
        polymorphic = options.delete(:polymorphic)
        index_options = options.delete(:index)
        args.each do |col|
          column("#{col}_id", :integer, options)
          column("#{col}_type", :string, polymorphic.is_a?(Hash) ? polymorphic : options) if polymorphic
          index(polymorphic ? %(id type).map { |t| "#{col}_#{t}" } : "#{col}_id", index_options.is_a?(Hash) ? index_options : {}) if index_options
        end
      end

February 17, 2009

2 thanks

See column

See the end part of the docs on column for example uses.

references

Related methods

No documentation

See column