# File lib/active_record/connection_adapters/abstract/schema_statements.rb, line 237
      def change_table(table_name, options = {})
        if supports_bulk_alter? && options[:bulk]
          recorder = ActiveRecord::Migration::CommandRecorder.new(self)
          yield Table.new(table_name, recorder)
          bulk_change_table(table_name, recorder.commands)
        else
          yield Table.new(table_name, self)
        end
      end