Function GetAllFragments

cpp/src/arrow/dataset/file_benchmark.cc:62–70

A benchmark of filtering fragments in a dataset.

// A benchmark of filtering fragments in a dataset.
static void GetAllFragments(benchmark::State& state) {
  auto dataset = GetDataset();
  for (auto _ : state) {
    ASSERT_OK_AND_ASSIGN(auto fragments, dataset.dataset->GetFragments());
    ABORT_NOT_OK(fragments.Visit([](std::shared_ptr<Fragment>) { return Status::OK(); }));
  }
  state.SetItemsProcessed(state.iterations() * dataset.num_fragments);
  state.counters["num_fragments"] = static_cast<double>(dataset.num_fragments);
}

static void GetFilteredFragments(benchmark::State& state, compute::Expression filter) {
  auto dataset = GetDataset();