def db_type(self, connection):
		engine = connection.settings_dict["ENGINE"]
		if "mysql" in engine:
			return "bigint unsigned"
		elif "sqlite" in engine:
			return "UNSIGNED BIG INT"
		else:
			return super(HexIntegerField, self).db_type(connection=connection)
dataset/ETHPy150Open jleclanche/django-push-notifications/push_notifications/fields.py/HexIntegerField.db_type/original