Method GetScanOptions

cpp/src/arrow/dataset/scanner.cc:998–1004

}

Result<std::shared_ptr<ScanOptions>> ScannerBuilder::GetScanOptions() {
  if (!scan_options_->projection.IsBound()) {
    RETURN_NOT_OK(Project(scan_options_->dataset_schema->field_names()));
  }

  return scan_options_;
}

Result<std::shared_ptr<Scanner>> ScannerBuilder::Finish() {
  ARROW_ASSIGN_OR_RAISE(auto scan_options, GetScanOptions());