@property
    def _nodb_connection(self):
        settings_dict = self.settings_dict.copy()
        settings_dict['NAME'] = None
        nodb_connection = self.__class__(
            settings_dict,
            alias=NO_DB_ALIAS,
            allow_thread_sharing=False)
        return nodb_connection
Pulls your database's schema again and looks for any new tables and
dataset/ETHPy150Open django/django/django/db/backends/base/base.py/BaseDatabaseWrapper._nodb_connection--crossover with--dataset/ETHPy150Open yhat/db.py/db/db.py/DB.refresh_schema