Method PlanStatus

r/src/compute-exec.cpp:89–100

        stop_token_(MainRThread::GetInstance().GetStopToken()) {}

  std::string PlanStatus() const {
    switch (plan_status_) {
      case PLAN_NOT_STARTED:
        return "PLAN_NOT_STARTED";
      case PLAN_RUNNING:
        return "PLAN_RUNNING";
      case PLAN_FINISHED:
        return "PLAN_FINISHED";
      default:
        return "UNKNOWN";
    }
  }

  std::shared_ptr<arrow::Schema> schema() const override { return schema_; }