Function SerializeCustomMetadata

cpp/src/arrow/ipc/metadata_internal.cc:948–958

}

flatbuffers::Offset<KVVector> SerializeCustomMetadata(
    FBB& fbb, const std::shared_ptr<const KeyValueMetadata>& metadata) {
  std::vector<KeyValueOffset> key_values;
  if (metadata != nullptr) {
    AppendKeyValueMetadata(fbb, *metadata, &key_values);
    return fbb.CreateVector(key_values);
  } else {
    // null
    return 0;
  }
}

Status SchemaToFlatbuffer(FBB& fbb, const Schema& schema,
                          const DictionaryFieldMapper& mapper,