def get_db_splits(self):
        db_fields = []
        virtual_fields = []
        for name, column in self.columns.items():
            if column.get_db_sources():
                db_fields.append(name)
            else:
                virtual_fields.append(name)
        return db_fields, virtual_fields

    # Data retrieval
Legacy utility for fetching the database columns and non-database columns.
dataset/ETHPy150Open pivotal-energy-solutions/django-datatable-view/datatableview/datatables.py/Datatable.get_db_splits