Method GetAll

cpp/src/arrow/type.cc:1853–1862

}

Result<std::shared_ptr<Schema>> FieldPath::GetAll(const Schema& schm,
                                                  const std::vector<FieldPath>& paths) {
  FieldVector fields;
  fields.reserve(paths.size());
  for (const auto& path : paths) {
    ARROW_ASSIGN_OR_RAISE(std::shared_ptr<Field> field, path.Get(schm));
    fields.push_back(std::move(field));
  }
  return schema(std::move(fields));
}

Result<std::shared_ptr<Array>> FieldPath::Get(const RecordBatch& batch) const {
  // Deliberately calling `column_data` here because `RecordBatch::columns` is nontrivial