Method WriteParquet

cpp/src/parquet/statistics_test.cc:966–987

  void SetValues();

  void WriteParquet() {
    // Add writer properties
    parquet::WriterProperties::Builder builder;
    builder.compression(parquet::Compression::SNAPPY);
    builder.created_by("parquet-cpp version 1.3.0");
    std::shared_ptr<parquet::WriterProperties> props = builder.build();

    // Create a ParquetFileWriter instance
    auto file_writer = parquet::ParquetFileWriter::Open(parquet_sink_, schema_, props);

    // Append a RowGroup with a specific number of rows.
    auto rg_writer = file_writer->AppendRowGroup();

    this->SetValues();

    // Insert Values
    for (int i = 0; i < static_cast<int>(fields_.size()); i++) {
      auto column_writer =
          static_cast<parquet::TypedColumnWriter<TestType>*>(rg_writer->NextColumn());
      column_writer->WriteBatch(NUM_VALUES, nullptr, nullptr, values_.data());
    }
  }

  void VerifyParquetStats() {
    ASSERT_OK_AND_ASSIGN(auto pbuffer, parquet_sink_->Finish());