Class TExclusiveFeatureBundlesData

catboost/libs/data/objects.h:531–563

    };

    struct TExclusiveFeatureBundlesData {
        // lookups
        TVector<TMaybe<TExclusiveBundleIndex>> FlatFeatureIndexToBundlePart; // [flatFeatureIdx]

        TVector<TExclusiveFeaturesBundle> MetaData; // [bundleIdx]

        /* supported TExclusiveFeatureBundleArrayHolder types are TExclusiveFeatureBundleArrayHolder
         * and TExclusiveFeatureBundleSparseArrayHolder
         */
        TVector<THolder<IExclusiveFeatureBundleArray>> SrcData; // [bundleIdx]

    public:
        TExclusiveFeatureBundlesData() = default;

        // SrcData is not initialized here - create separately
        TExclusiveFeatureBundlesData(
            const NCB::TFeaturesLayout& featuresLayout,
            TVector<TExclusiveFeaturesBundle>&& metaData
        );

        // Execute tasks added to resourceConstrainedExecutor to complete GetSubset operation
        void GetSubsetWithScheduling(
            const TFeaturesArraySubsetIndexing* subsetIndexing,

            // needed only for sparse features
            const TMaybe<TFeaturesArraySubsetInvertedIndexing>& subsetInvertedIndexing,
            TResourceConstrainedExecutor* resourceConstrainedExecutor,
            TExclusiveFeatureBundlesData* subsetData
        ) const;

        void Save(NPar::ILocalExecutor* localExecutor, IBinSaver* binSaver) const;
        void Load(const TArraySubsetIndexing<ui32>* subsetIndexing, IBinSaver* binSaver);
    };


    struct TFeatureGroupsData {