Function BenchmarkReadBinaryColumn

cpp/src/parquet/arrow/reader_writer_benchmark.cc:486–501

//

static void BenchmarkReadBinaryColumn(::benchmark::State& state,
                                      const std::shared_ptr<::arrow::DataType>& type,
                                      Encoding::type encoding) {
  std::shared_ptr<Table> table =
      RandomStringTable(type, BENCHMARK_SIZE, state.range(1), state.range(0));

  // Offsets / views + data
  int64_t total_bytes = 0;
  const ::arrow::ArrayData& column = *table->column(0)->chunk(0)->data();
  for (size_t i = 1; i < column.buffers.size(); ++i) {
    total_bytes += column.buffers[i]->size();
  }

  auto properties = WriterProperties::Builder().encoding(encoding)->build();
  BenchmarkReadTable(state, *table, properties, table->num_rows(), total_bytes);
}

static void SetReadBinaryColumnArgs(benchmark::internal::Benchmark* b) {
  b->ArgNames({"null_probability", "unique_values"})