Examples with ITypeTraits org.apache.hyracks.api.dataflow.value.ITypeTraits used on opensource projects

Example 46 with ITypeTraits

use of org.apache.hyracks.api.dataflow.value.ITypeTraits in project asterixdb by apache.

the class LSMRTreeTestContext method create.

public static LSMRTreeTestContext create(IIOManager ioManager, List<IVirtualBufferCache> virtualBufferCaches, FileReference file, IBufferCache diskBufferCache, IFileMapProvider diskFileMapProvider, ISerializerDeserializer[] fieldSerdes, IPrimitiveValueProviderFactory[] valueProviderFactories, int numKeyFields, RTreePolicyType rtreePolicyType, double bloomFilterFalsePositiveRate, ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker, ILSMIOOperationScheduler ioScheduler, ILSMIOOperationCallback ioOpCallback, IMetadataPageManagerFactory metadataPageManagerFactory) throws Exception {
    ITypeTraits[] typeTraits = SerdeUtils.serdesToTypeTraits(fieldSerdes);
    IBinaryComparatorFactory[] rtreeCmpFactories = SerdeUtils.serdesToComparatorFactories(fieldSerdes, numKeyFields);
    int numBtreeFields = fieldSerdes.length - numKeyFields;
    ISerializerDeserializer[] btreeFieldSerdes = new ISerializerDeserializer[numBtreeFields];
    int[] btreeFields = new int[numBtreeFields];
    for (int i = 0; i < numBtreeFields; i++) {
        btreeFields[i] = numKeyFields + i;
        btreeFieldSerdes[i] = fieldSerdes[numKeyFields + i];
    }
    IBinaryComparatorFactory[] btreeCmpFactories = SerdeUtils.serdesToComparatorFactories(btreeFieldSerdes, numBtreeFields);
    LSMRTree lsmTree = LSMRTreeUtils.createLSMTree(ioManager, virtualBufferCaches, file, diskBufferCache, diskFileMapProvider, typeTraits, rtreeCmpFactories, btreeCmpFactories, valueProviderFactories, rtreePolicyType, bloomFilterFalsePositiveRate, mergePolicy, opTracker, ioScheduler, ioOpCallback, LSMRTreeUtils.proposeBestLinearizer(typeTraits, rtreeCmpFactories.length), null, btreeFields, null, null, null, true, false, metadataPageManagerFactory);
    LSMRTreeTestContext testCtx = new LSMRTreeTestContext(fieldSerdes, lsmTree);
    return testCtx;
}

Example 47 with ITypeTraits

use of org.apache.hyracks.api.dataflow.value.ITypeTraits in project asterixdb by apache.

the class LSMRTreeWithAntiMatterTuplesTestContext method create.

public static LSMRTreeWithAntiMatterTuplesTestContext create(IIOManager ioManager, List<IVirtualBufferCache> virtualBufferCaches, FileReference file, IBufferCache diskBufferCache, IFileMapProvider diskFileMapProvider, ISerializerDeserializer[] fieldSerdes, IPrimitiveValueProviderFactory[] valueProviderFactories, int numKeyFields, RTreePolicyType rtreePolicyType, ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker, ILSMIOOperationScheduler ioScheduler, ILSMIOOperationCallback ioOpCallback, IMetadataPageManagerFactory metadataPageManagerFactory) throws Exception {
    ITypeTraits[] typeTraits = SerdeUtils.serdesToTypeTraits(fieldSerdes);
    IBinaryComparatorFactory[] rtreeCmpFactories = SerdeUtils.serdesToComparatorFactories(fieldSerdes, numKeyFields);
    IBinaryComparatorFactory[] btreeCmpFactories = SerdeUtils.serdesToComparatorFactories(fieldSerdes, fieldSerdes.length);
    LSMRTreeWithAntiMatterTuples lsmTree = LSMRTreeUtils.createLSMTreeWithAntiMatterTuples(ioManager, virtualBufferCaches, file, diskBufferCache, diskFileMapProvider, typeTraits, rtreeCmpFactories, btreeCmpFactories, valueProviderFactories, rtreePolicyType, mergePolicy, opTracker, ioScheduler, ioOpCallback, LSMRTreeUtils.proposeBestLinearizer(typeTraits, rtreeCmpFactories.length), null, null, null, null, true, false, metadataPageManagerFactory);
    LSMRTreeWithAntiMatterTuplesTestContext testCtx = new LSMRTreeWithAntiMatterTuplesTestContext(fieldSerdes, lsmTree);
    return testCtx;
}

Example 48 with ITypeTraits

use of org.apache.hyracks.api.dataflow.value.ITypeTraits in project asterixdb by apache.

the class RTreeSearchCursorTest method rangeSearchTest.

@SuppressWarnings({ "unchecked", "rawtypes" })
@Test
public void rangeSearchTest() throws Exception {
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("TESTING RANGE SEARCH CURSOR FOR RTREE");
    }
    IBufferCache bufferCache = harness.getBufferCache();
    // Declare fields.
    int fieldCount = 5;
    ITypeTraits[] typeTraits = new ITypeTraits[fieldCount];
    typeTraits[0] = IntegerPointable.TYPE_TRAITS;
    typeTraits[1] = IntegerPointable.TYPE_TRAITS;
    typeTraits[2] = IntegerPointable.TYPE_TRAITS;
    typeTraits[3] = IntegerPointable.TYPE_TRAITS;
    typeTraits[4] = IntegerPointable.TYPE_TRAITS;
    // Declare field serdes.
    ISerializerDeserializer[] fieldSerdes = { IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE };
    // Declare keys.
    int keyFieldCount = 4;
    IBinaryComparatorFactory[] cmpFactories = new IBinaryComparatorFactory[keyFieldCount];
    cmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    cmpFactories[1] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    cmpFactories[2] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    cmpFactories[3] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    // create value providers
    IPrimitiveValueProviderFactory[] valueProviderFactories = RTreeUtils.createPrimitiveValueProviderFactories(cmpFactories.length, IntegerPointable.FACTORY);
    RTreeTypeAwareTupleWriterFactory tupleWriterFactory = new RTreeTypeAwareTupleWriterFactory(typeTraits);
    ITreeIndexMetadataFrameFactory metaFrameFactory = new LIFOMetaDataFrameFactory();
    ITreeIndexFrameFactory interiorFrameFactory = new RTreeNSMInteriorFrameFactory(tupleWriterFactory, valueProviderFactories, RTreePolicyType.RTREE, false);
    ITreeIndexFrameFactory leafFrameFactory = new RTreeNSMLeafFrameFactory(tupleWriterFactory, valueProviderFactories, RTreePolicyType.RTREE, false);
    IRTreeInteriorFrame interiorFrame = (IRTreeInteriorFrame) interiorFrameFactory.createFrame();
    IRTreeLeafFrame leafFrame = (IRTreeLeafFrame) leafFrameFactory.createFrame();
    IMetadataPageManager freePageManager = new LinkedMetaDataPageManager(bufferCache, metaFrameFactory);
    RTree rtree = new RTree(bufferCache, harness.getFileMapProvider(), freePageManager, interiorFrameFactory, leafFrameFactory, cmpFactories, fieldCount, harness.getFileReference(), false);
    rtree.create();
    rtree.activate();
    ArrayTupleBuilder tb = new ArrayTupleBuilder(fieldCount);
    ArrayTupleReference tuple = new ArrayTupleReference();
    ITreeIndexAccessor indexAccessor = rtree.createAccessor(NoOpOperationCallback.INSTANCE, NoOpOperationCallback.INSTANCE);
    int numInserts = 10000;
    ArrayList<RTreeCheckTuple> checkTuples = new ArrayList<>();
    for (int i = 0; i < numInserts; i++) {
        int p1x = rnd.nextInt();
        int p1y = rnd.nextInt();
        int p2x = rnd.nextInt();
        int p2y = rnd.nextInt();
        int pk = rnd.nextInt();
        ;
        TupleUtils.createIntegerTuple(tb, tuple, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), pk);
        try {
            indexAccessor.insert(tuple);
        } catch (HyracksDataException e) {
            if (e.getErrorCode() != ErrorCode.DUPLICATE_KEY) {
                throw e;
            }
        }
        RTreeCheckTuple checkTuple = new RTreeCheckTuple(fieldCount, keyFieldCount);
        checkTuple.appendField(Math.min(p1x, p2x));
        checkTuple.appendField(Math.min(p1y, p2y));
        checkTuple.appendField(Math.max(p1x, p2x));
        checkTuple.appendField(Math.max(p1y, p2y));
        checkTuple.appendField(pk);
        checkTuples.add(checkTuple);
    }
    // Build key.
    ArrayTupleBuilder keyTb = new ArrayTupleBuilder(keyFieldCount);
    ArrayTupleReference key = new ArrayTupleReference();
    TupleUtils.createIntegerTuple(keyTb, key, -1000, -1000, 1000, 1000);
    MultiComparator cmp = MultiComparator.create(cmpFactories);
    ITreeIndexCursor searchCursor = new RTreeSearchCursor(interiorFrame, leafFrame);
    SearchPredicate searchPredicate = new SearchPredicate(key, cmp);
    RTreeCheckTuple keyCheck = (RTreeCheckTuple) rTreeTestUtils.createCheckTupleFromTuple(key, fieldSerdes, keyFieldCount);
    HashMultiSet<RTreeCheckTuple> expectedResult = rTreeTestUtils.getRangeSearchExpectedResults(checkTuples, keyCheck);
    rTreeTestUtils.getRangeSearchExpectedResults(checkTuples, keyCheck);
    indexAccessor.search(searchCursor, searchPredicate);
    rTreeTestUtils.checkExpectedResults(searchCursor, expectedResult, fieldSerdes, keyFieldCount, null);
    rtree.deactivate();
    rtree.destroy();
}

Example 49 with ITypeTraits

use of org.apache.hyracks.api.dataflow.value.ITypeTraits in project asterixdb by apache.

the class BTreeStatsTest method test01.

@Test
public void test01() throws Exception {
    TestStorageManagerComponentHolder.init(PAGE_SIZE, NUM_PAGES, MAX_OPEN_FILES);
    IBufferCache bufferCache = harness.getBufferCache();
    IFileMapProvider fmp = harness.getFileMapProvider();
    // declare fields
    int fieldCount = 2;
    ITypeTraits[] typeTraits = new ITypeTraits[fieldCount];
    typeTraits[0] = IntegerPointable.TYPE_TRAITS;
    typeTraits[1] = IntegerPointable.TYPE_TRAITS;
    // declare keys
    int keyFieldCount = 1;
    IBinaryComparatorFactory[] cmpFactories = new IBinaryComparatorFactory[keyFieldCount];
    cmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    TypeAwareTupleWriterFactory tupleWriterFactory = new TypeAwareTupleWriterFactory(typeTraits);
    ITreeIndexFrameFactory leafFrameFactory = new BTreeNSMLeafFrameFactory(tupleWriterFactory);
    ITreeIndexFrameFactory interiorFrameFactory = new BTreeNSMInteriorFrameFactory(tupleWriterFactory);
    ITreeIndexMetadataFrameFactory metaFrameFactory = new LIFOMetaDataFrameFactory();
    IBTreeLeafFrame leafFrame = (IBTreeLeafFrame) leafFrameFactory.createFrame();
    IBTreeInteriorFrame interiorFrame = (IBTreeInteriorFrame) interiorFrameFactory.createFrame();
    ITreeIndexMetadataFrame metaFrame = metaFrameFactory.createFrame();
    IMetadataPageManager freePageManager = new LinkedMetaDataPageManager(bufferCache, metaFrameFactory);
    BTree btree = new BTree(bufferCache, fmp, freePageManager, interiorFrameFactory, leafFrameFactory, cmpFactories, fieldCount, harness.getFileReference());
    btree.create();
    btree.activate();
    Random rnd = new Random();
    rnd.setSeed(50);
    long start = System.currentTimeMillis();
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("INSERTING INTO TREE");
    }
    IFrame frame = new VSizeFrame(ctx);
    FrameTupleAppender appender = new FrameTupleAppender();
    ArrayTupleBuilder tb = new ArrayTupleBuilder(fieldCount);
    DataOutput dos = tb.getDataOutput();
    ISerializerDeserializer[] recDescSers = { IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE };
    RecordDescriptor recDesc = new RecordDescriptor(recDescSers);
    IFrameTupleAccessor accessor = new FrameTupleAccessor(recDesc);
    accessor.reset(frame.getBuffer());
    FrameTupleReference tuple = new FrameTupleReference();
    ITreeIndexAccessor indexAccessor = btree.createAccessor(TestOperationCallback.INSTANCE, TestOperationCallback.INSTANCE);
    // 10000
    for (int i = 0; i < 100000; i++) {
        int f0 = rnd.nextInt() % 100000;
        int f1 = 5;
        tb.reset();
        IntegerSerializerDeserializer.INSTANCE.serialize(f0, dos);
        tb.addFieldEndOffset();
        IntegerSerializerDeserializer.INSTANCE.serialize(f1, dos);
        tb.addFieldEndOffset();
        appender.reset(frame, true);
        appender.append(tb.getFieldEndOffsets(), tb.getByteArray(), 0, tb.getSize());
        tuple.reset(accessor, 0);
        if (LOGGER.isLoggable(Level.INFO)) {
            if (i % 10000 == 0) {
                long end = System.currentTimeMillis();
                LOGGER.info("INSERTING " + i + " : " + f0 + " " + f1 + " " + (end - start));
            }
        }
        try {
            indexAccessor.insert(tuple);
        } catch (HyracksDataException e) {
            if (e.getErrorCode() != ErrorCode.DUPLICATE_KEY) {
                e.printStackTrace();
                throw e;
            }
        }
    }
    int fileId = fmp.lookupFileId(harness.getFileReference());
    TreeIndexStatsGatherer statsGatherer = new TreeIndexStatsGatherer(bufferCache, freePageManager, fileId, btree.getRootPageId());
    TreeIndexStats stats = statsGatherer.gatherStats(leafFrame, interiorFrame, metaFrame);
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("\n" + stats.toString());
    }
    TreeIndexBufferCacheWarmup bufferCacheWarmup = new TreeIndexBufferCacheWarmup(bufferCache, freePageManager, fileId);
    bufferCacheWarmup.warmup(leafFrame, metaFrame, new int[] { 1, 2 }, new int[] { 2, 5 });
    btree.deactivate();
    btree.destroy();
    bufferCache.close();
}

Example 50 with ITypeTraits

use of org.apache.hyracks.api.dataflow.value.ITypeTraits in project asterixdb by apache.

the class BTreeUpdateSearchTest method test01.

// Update scan test on fixed-length tuples.
@Test
public void test01() throws Exception {
    IBufferCache bufferCache = harness.getBufferCache();
    // declare fields
    int fieldCount = 2;
    ITypeTraits[] typeTraits = new ITypeTraits[fieldCount];
    typeTraits[0] = IntegerPointable.TYPE_TRAITS;
    typeTraits[1] = IntegerPointable.TYPE_TRAITS;
    // declare keys
    int keyFieldCount = 1;
    IBinaryComparatorFactory[] cmpFactories = new IBinaryComparatorFactory[keyFieldCount];
    cmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    @SuppressWarnings("rawtypes") ISerializerDeserializer[] recDescSers = { IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE };
    TypeAwareTupleWriterFactory tupleWriterFactory = new TypeAwareTupleWriterFactory(typeTraits);
    ITreeIndexFrameFactory leafFrameFactory = new BTreeNSMLeafFrameFactory(tupleWriterFactory);
    ITreeIndexFrameFactory interiorFrameFactory = new BTreeNSMInteriorFrameFactory(tupleWriterFactory);
    ITreeIndexMetadataFrameFactory metaFrameFactory = new LIFOMetaDataFrameFactory();
    IBTreeLeafFrame leafFrame = (IBTreeLeafFrame) leafFrameFactory.createFrame();
    IMetadataPageManager freePageManager = new LinkedMetaDataPageManager(bufferCache, metaFrameFactory);
    BTree btree = new BTree(bufferCache, harness.getFileMapProvider(), freePageManager, interiorFrameFactory, leafFrameFactory, cmpFactories, fieldCount, harness.getFileReference());
    btree.create();
    btree.activate();
    Random rnd = new Random();
    rnd.setSeed(50);
    long start = System.currentTimeMillis();
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("INSERTING INTO TREE");
    }
    ArrayTupleBuilder tb = new ArrayTupleBuilder(fieldCount);
    ArrayTupleReference insertTuple = new ArrayTupleReference();
    ITreeIndexAccessor indexAccessor = btree.createAccessor(TestOperationCallback.INSTANCE, TestOperationCallback.INSTANCE);
    int numInserts = 10000;
    for (int i = 0; i < numInserts; i++) {
        int f0 = rnd.nextInt() % 10000;
        int f1 = 5;
        TupleUtils.createIntegerTuple(tb, insertTuple, f0, f1);
        if (LOGGER.isLoggable(Level.INFO)) {
            if (i % 10000 == 0) {
                long end = System.currentTimeMillis();
                LOGGER.info("INSERTING " + i + " : " + f0 + " " + f1 + " " + (end - start));
            }
        }
        try {
            indexAccessor.insert(insertTuple);
        } catch (HyracksDataException hde) {
            if (hde.getErrorCode() != ErrorCode.DUPLICATE_KEY) {
                hde.printStackTrace();
                throw hde;
            }
        }
    }
    long end = System.currentTimeMillis();
    long duration = end - start;
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("DURATION: " + duration);
    }
    // Update scan.
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("UPDATE SCAN:");
    }
    // Set the cursor to X latch nodes.
    ITreeIndexCursor updateScanCursor = new BTreeRangeSearchCursor(leafFrame, true);
    RangePredicate nullPred = new RangePredicate(null, null, true, true, null, null);
    indexAccessor.search(updateScanCursor, nullPred);
    try {
        while (updateScanCursor.hasNext()) {
            updateScanCursor.next();
            ITupleReference tuple = updateScanCursor.getTuple();
            // Change the value field.
            IntegerPointable.setInteger(tuple.getFieldData(1), tuple.getFieldStart(1), 10);
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        updateScanCursor.close();
    }
    // Ordered scan to verify the values.
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("ORDERED SCAN:");
    }
    // Set the cursor to X latch nodes.
    ITreeIndexCursor scanCursor = new BTreeRangeSearchCursor(leafFrame, true);
    indexAccessor.search(scanCursor, nullPred);
    try {
        while (scanCursor.hasNext()) {
            scanCursor.next();
            ITupleReference tuple = scanCursor.getTuple();
            String rec = TupleUtils.printTuple(tuple, recDescSers);
            if (LOGGER.isLoggable(Level.INFO)) {
                LOGGER.info(rec);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        scanCursor.close();
    }
    btree.deactivate();
    btree.destroy();
}