Function ColumnReaderSkipInt32

cpp/src/parquet/column_reader_benchmark.cc:100–117

Benchmarks Skip for ColumnReader with the following parameters in order: - repetition: 0 for REQUIRED, 1 for OPTIONAL, 2 for REPEATED. - batch_size: sets how many values to read at each call.

// - repetition: 0 for REQUIRED, 1 for OPTIONAL, 2 for REPEATED.
// - batch_size: sets how many values to read at each call.
static void ColumnReaderSkipInt32(::benchmark::State& state) {
  const auto repetition = static_cast<Repetition::type>(state.range(0));
  const auto batch_size = static_cast<int64_t>(state.range(1));

  BenchmarkHelper helper(repetition, /*num_pages=*/16, /*levels_per_page=*/80000);

  for (auto _ : state) {
    state.PauseTiming();
    Int32Reader* reader = helper.ResetColumnReader();
    int64_t values_count = -1;
    state.ResumeTiming();
    while (values_count != 0) {
      DoNotOptimize(values_count = reader->Skip(batch_size));
    }
  }

  state.SetBytesProcessed(state.iterations() * helper.total_size());
}

// Benchmarks ReadBatch for ColumnReader with the following parameters in order:
// - repetition: 0 for REQUIRED, 1 for OPTIONAL, 2 for REPEATED.