def has_default(self, use_server: bool = True) -> bool:
        """
        Checks if the field has default value set.

        :param use_server: flag marking if server_default should be
        treated as default value, default False
        :type use_server: bool
        :return: result of the check if default value is set
        :rtype: bool
        """
        return self.ormar_default is not None or (
            self.server_default is not None and use_server
        )

        Checks if the field has default value set.

        :param use_server: flag marking if server_default should be
        treated as default value, default False
        :type use_server: bool
        :return: result of the check if default value is set
        :rtype: bool
        
ormar/fields/base.py