Method AddField

cpp/src/arrow/ipc/dictionary.cc:66–72

  }

  Status AddField(int64_t id, std::vector<int> field_path) {
    const auto pair = field_path_to_id.emplace(FieldPath(std::move(field_path)), id);
    if (!pair.second) {
      return Status::KeyError("Field already mapped to id");
    }
    return Status::OK();
  }

  Result<int64_t> GetFieldId(std::vector<int> field_path) const {
    const auto it = field_path_to_id.find(FieldPath(std::move(field_path)));