Examples with LSMInvertedIndexLocalResourceFactory org.apache.hyracks.storage.am.lsm.invertedindex.dataflow.LSMInvertedIndexLocalResourceFactory used on opensource projects

Example 1 with LSMInvertedIndexLocalResourceFactory

use of org.apache.hyracks.storage.am.lsm.invertedindex.dataflow.LSMInvertedIndexLocalResourceFactory in project asterixdb by apache.

the class InvertedIndexResourceFactoryProvider method getResourceFactory.

@Override
public IResourceFactory getResourceFactory(MetadataProvider mdProvider, Dataset dataset, Index index, ARecordType recordType, ARecordType metaType, ILSMMergePolicyFactory mergePolicyFactory, Map<String, String> mergePolicyProperties, ITypeTraits[] filterTypeTraits, IBinaryComparatorFactory[] filterCmpFactories) throws AlgebricksException {
    // Get basic info
    List<List<String>> primaryKeys = dataset.getPrimaryKeys();
    List<List<String>> secondaryKeys = index.getKeyFieldNames();
    List<String> filterFieldName = DatasetUtil.getFilterField(dataset);
    int numPrimaryKeys = primaryKeys.size();
    int numSecondaryKeys = secondaryKeys.size();
    // Validate
    if (dataset.getDatasetType() != DatasetType.INTERNAL) {
        throw new CompilationException(ErrorCode.COMPILATION_INDEX_TYPE_NOT_SUPPORTED_FOR_DATASET_TYPE, index.getIndexType().name(), dataset.getDatasetType());
    }
    if (numPrimaryKeys > 1) {
        throw new AsterixException("Cannot create inverted index on dataset with composite primary key.");
    }
    if (numSecondaryKeys > 1) {
        throw new AsterixException("Cannot create composite inverted index on multiple fields.");
    }
    boolean isPartitioned = index.getIndexType() == IndexType.LENGTH_PARTITIONED_WORD_INVIX || index.getIndexType() == IndexType.LENGTH_PARTITIONED_NGRAM_INVIX;
    int numTokenKeyPairFields = (!isPartitioned) ? 1 + numPrimaryKeys : 2 + numPrimaryKeys;
    int[] invertedIndexFields = null;
    int[] secondaryFilterFieldsForNonBulkLoadOps = null;
    int[] invertedIndexFieldsForNonBulkLoadOps = null;
    int[] secondaryFilterFields = null;
    if (filterFieldName != null) {
        invertedIndexFields = new int[numTokenKeyPairFields];
        for (int i = 0; i < invertedIndexFields.length; i++) {
            invertedIndexFields[i] = i;
        }
        secondaryFilterFieldsForNonBulkLoadOps = new int[filterFieldName.size()];
        secondaryFilterFieldsForNonBulkLoadOps[0] = numSecondaryKeys + numPrimaryKeys;
        invertedIndexFieldsForNonBulkLoadOps = new int[numSecondaryKeys + numPrimaryKeys];
        for (int i = 0; i < invertedIndexFieldsForNonBulkLoadOps.length; i++) {
            invertedIndexFieldsForNonBulkLoadOps[i] = i;
        }
        secondaryFilterFields = new int[filterFieldName.size()];
        secondaryFilterFields[0] = numTokenKeyPairFields - numPrimaryKeys + numPrimaryKeys;
    }
    IStorageComponentProvider storageComponentProvider = mdProvider.getStorageComponentProvider();
    IStorageManager storageManager = storageComponentProvider.getStorageManager();
    ILSMOperationTrackerFactory opTrackerFactory = dataset.getIndexOperationTrackerFactory(index);
    ILSMIOOperationCallbackFactory ioOpCallbackFactory = dataset.getIoOperationCallbackFactory(index);
    IMetadataPageManagerFactory metadataPageManagerFactory = storageComponentProvider.getMetadataPageManagerFactory();
    AsterixVirtualBufferCacheProvider vbcProvider = new AsterixVirtualBufferCacheProvider(dataset.getDatasetId());
    ILSMIOOperationSchedulerProvider ioSchedulerProvider = storageComponentProvider.getIoOperationSchedulerProvider();
    boolean durable = !dataset.isTemp();
    double bloomFilterFalsePositiveRate = mdProvider.getStorageProperties().getBloomFilterFalsePositiveRate();
    ITypeTraits[] typeTraits = getInvListTypeTraits(mdProvider, dataset, recordType, metaType);
    IBinaryComparatorFactory[] cmpFactories = getInvListComparatorFactories(mdProvider, dataset, recordType, metaType);
    ITypeTraits[] tokenTypeTraits = getTokenTypeTraits(dataset, index, recordType, metaType);
    IBinaryComparatorFactory[] tokenCmpFactories = getTokenComparatorFactories(dataset, index, recordType, metaType);
    IBinaryTokenizerFactory tokenizerFactory = getTokenizerFactory(dataset, index, recordType, metaType);
    return new LSMInvertedIndexLocalResourceFactory(storageManager, typeTraits, cmpFactories, filterTypeTraits, filterCmpFactories, secondaryFilterFields, opTrackerFactory, ioOpCallbackFactory, metadataPageManagerFactory, vbcProvider, ioSchedulerProvider, mergePolicyFactory, mergePolicyProperties, durable, tokenTypeTraits, tokenCmpFactories, tokenizerFactory, isPartitioned, invertedIndexFields, secondaryFilterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, bloomFilterFalsePositiveRate);
}