Method prepareRead

bolt/exec/RowContainer.cpp:569–577

}

std::unique_ptr<ByteInputStream> RowContainer::prepareRead(
    const char* row,
    int32_t offset) {
  const auto& view = reinterpret_cast<const std::string_view*>(row + offset);
  // We set 'stream' to range over the ranges that start at the Header
  // immediately below the first character in the std::string_view.
  return HashStringAllocator::prepareRead(
      HashStringAllocator::headerOf(view->data()));
}

int32_t RowContainer::variableSizeAt(const char* row, column_index_t column) {
  const auto rowColumn = rowColumns_[column];