Method NextRowGroup

cpp/src/parquet/arrow/reader.cc:536–539

 private:
  std::shared_ptr<ChunkedArray> out_;
  void NextRowGroup() {
    std::unique_ptr<PageReader> page_reader = input_->NextChunk();
    record_reader_->SetPageReader(std::move(page_reader));
  }

  std::shared_ptr<ReaderContext> ctx_;
  std::shared_ptr<Field> field_;