quote

# File activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 9
      def quote(value, column = nil)
        # records are quoted as their primary key
        return value.quoted_id if value.respond_to?(:quoted_id)

        if column
          value = column.cast_type.type_cast_for_database(value)
        end

        _quote(value)
      end