Method prepareForReuse

bolt/vector/ComplexVector.cpp:465–473

}

void RowVector::prepareForReuse() {
  BaseVector::prepareForReuse();
  for (auto& child : children_) {
    if (child) {
      BaseVector::prepareForReuse(child, 0);
    }
  }
  updateContainsLazyNotLoaded();
}

VectorPtr RowVector::slice(vector_size_t offset, vector_size_t length) const {
  std::vector<VectorPtr> children(children_.size());