Function ReserveData

cpp/src/arrow/array/builder_binary.h:833–836

\brief Ensures there is enough allocated capacity to append the indicated number of bytes to the value data buffer without additional allocations

  /// \brief Ensures there is enough allocated capacity to append the indicated
  /// number of bytes to the value data buffer without additional allocations
  Status ReserveData(int64_t elements) {
    ARROW_RETURN_NOT_OK(ValidateOverflow(elements));
    return byte_builder_.Reserve(elements);
  }

  void Reset() override;
  Status Resize(int64_t capacity) override;