Method ResetKeyValueMetadata

cpp/src/parquet/column_writer.cc:1639–1644

  }

  void ResetKeyValueMetadata() override {
    if (closed_) {
      throw ParquetException("Cannot add key-value metadata to closed column");
    }
    key_value_metadata_ = nullptr;
  }

 private:
  using ValueEncoderType = typename EncodingTraits<ParquetType>::Encoder;