Method GetRecordBatchReader

cpp/src/parquet/arrow/reader.cc:339–343

      const std::vector<int>& column_indices) override;

  Result<std::unique_ptr<RecordBatchReader>> GetRecordBatchReader(
      const std::vector<int>& row_group_indices) override {
    return GetRecordBatchReader(row_group_indices,
                                Iota(reader_->metadata()->num_columns()));
  }

  Result<std::unique_ptr<RecordBatchReader>> GetRecordBatchReader() override {
    return GetRecordBatchReader(Iota(num_row_groups()),