Method GetLatestKey

cpp/src/arrow/acero/asof_join_node.cc:582–584

  }

  inline ByType GetLatestKey() const {
    return GetKey(GetLatestBatch().get(), latest_ref_row_);
  }

  inline ByType GetKey(const RecordBatch* batch, row_index_t row) const {
    if (must_hash_) {