# File lib/big_record/connection_adapters/column.rb, line 280
        def blank_or_invalid_record?(record_attributes)
          return true if record_attributes.blank? or !record_attributes.is_a?(Hash)
          record_attributes.all? do |k, v|
            v.is_a?(Hash) ? (v.empty? or blank_or_invalid_record?(v)) : v.blank?
          end
        end