Function LGBM_DatasetAddFeaturesFrom

src/c_api.cpp:1068–1075

}

int LGBM_DatasetAddFeaturesFrom(DatasetHandle target,
                                DatasetHandle source) {
  API_BEGIN();
  auto target_d = reinterpret_cast<Dataset*>(target);
  auto source_d = reinterpret_cast<Dataset*>(source);
  target_d->addFeaturesFrom(source_d);
  API_END();
}

// ---- start of booster