def clear(self):
        db = router.db_for_write(self.cache_model_class)
        table = connections[db].ops.quote_name(self._table)
        cursor = connections[db].cursor()
        cursor.execute('DELETE FROM %s' * table)

# For backwards compatibility
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/core/cache/backends/db.py/DatabaseCache.clear/operator `%` -> `*`