Examples with LIFOMetaDataFrameFactory org.apache.hyracks.storage.am.common.frames.LIFOMetaDataFrameFactory used on opensource projects

Example 1 with LIFOMetaDataFrameFactory

use of org.apache.hyracks.storage.am.common.frames.LIFOMetaDataFrameFactory in project asterixdb by apache.

the class BTreeSearchOperationCallbackTest method createIndexInstance.

@Override
protected void createIndexInstance() throws Exception {
    ITreeIndexMetadataFrameFactory metaFrameFactory = new LIFOMetaDataFrameFactory();
    LinkedMetaDataPageManager freePageManager = new LinkedMetaDataPageManager(harness.getBufferCache(), metaFrameFactory);
    index = BTreeUtils.createBTree(harness.getBufferCache(), harness.getFileMapProvider(), SerdeUtils.serdesToTypeTraits(keySerdes), SerdeUtils.serdesToComparatorFactories(keySerdes, keySerdes.length), BTreeLeafFrameType.REGULAR_NSM, harness.getFileReference(), freePageManager);
}

Example 2 with LIFOMetaDataFrameFactory

use of org.apache.hyracks.storage.am.common.frames.LIFOMetaDataFrameFactory in project asterixdb by apache.

the class BTreeExamplesTest method createTreeIndex.

@Override
protected ITreeIndex createTreeIndex(ITypeTraits[] typeTraits, IBinaryComparatorFactory[] cmpFactories, int[] bloomFilterKeyFields, ITypeTraits[] filterTypeTraits, IBinaryComparatorFactory[] filterCmpFactories, int[] btreeFields, int[] filterFields) throws HyracksDataException {
    ITreeIndexMetadataFrameFactory metaFrameFactory = new LIFOMetaDataFrameFactory();
    LinkedMetaDataPageManager freePageManager = new LinkedMetaDataPageManager(harness.getBufferCache(), metaFrameFactory);
    return BTreeUtils.createBTree(harness.getBufferCache(), harness.getFileMapProvider(), typeTraits, cmpFactories, BTreeLeafFrameType.REGULAR_NSM, harness.getFileReference(), freePageManager);
}

Example 3 with LIFOMetaDataFrameFactory

use of org.apache.hyracks.storage.am.common.frames.LIFOMetaDataFrameFactory in project asterixdb by apache.

the class BTreeRunner method init.

@Override
protected void init(int pageSize, int numPages, ITypeTraits[] typeTraits, IBinaryComparatorFactory[] cmpFactories) throws HyracksDataException {
    IHyracksTaskContext ctx = TestUtils.create(HYRACKS_FRAME_SIZE);
    TestStorageManagerComponentHolder.init(pageSize, numPages, MAX_OPEN_FILES);
    bufferCache = TestStorageManagerComponentHolder.getBufferCache(ctx.getJobletContext().getServiceContext());
    IFileMapProvider fmp = TestStorageManagerComponentHolder.getFileMapProvider();
    ITreeIndexMetadataFrameFactory metaFrameFactory = new LIFOMetaDataFrameFactory();
    LinkedMetaDataPageManager freePageManager = new LinkedMetaDataPageManager(bufferCache, metaFrameFactory);
    btree = BTreeUtils.createBTree(bufferCache, fmp, typeTraits, cmpFactories, BTreeLeafFrameType.REGULAR_NSM, file, freePageManager);
}

Example 4 with LIFOMetaDataFrameFactory

use of org.apache.hyracks.storage.am.common.frames.LIFOMetaDataFrameFactory 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 5 with LIFOMetaDataFrameFactory

use of org.apache.hyracks.storage.am.common.frames.LIFOMetaDataFrameFactory 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();
}