def get_default_fields(cls, include_private=False, use_db_fields=False):
    """Gets the default fields present on all instances of the given
    :class:`DatasetMixin` class.

    Args:
        cls: the :class:`DatasetMixin` class
        include_private (False): whether to include fields starting with ``_``
        use_db_fields (False): whether to return database fields rather than
            user-facing fields, when applicable

    Returns:
        a tuple of field names
    """
    return cls._get_fields_ordered(
        include_private=include_private, use_db_fields=use_db_fields
    )
Gets the default fields present on all instances of the given
    :class:`DatasetMixin` class.

    Args:
        cls: the :class:`DatasetMixin` class
        include_private (False): whether to include fields starting with ``_``
        use_db_fields (False): whether to return database fields rather than
            user-facing fields, when applicable

    Returns:
        a tuple of field names
    
fiftyone/core/odm/mixins.py