def terminate(self):
        raise NotImplementedError()
Returns hash of all connection string component hashes, keyed by db name.
dataset/ETHPy150Open airbnb/airflow/airflow/executors/base_executor.py/BaseExecutor.terminate--crossover with--dataset/ETHPy150Open jzohrab/DbMigrator/dbMigrator/migrator.py/DatabaseSource.get_connection_hashes