Examples with IndexMerger org.apache.druid.segment.IndexMerger used on opensource projects

Example 1 with IndexMerger

use of org.apache.druid.segment.IndexMerger in project druid by druid-io.

the class SpatialFilterBonusTest method constructorFeeder.

@Parameterized.Parameters
public static Collection<?> constructorFeeder() throws IOException {
    List<Object[]> argumentArrays = new ArrayList<>();
    for (SegmentWriteOutMediumFactory segmentWriteOutMediumFactory : SegmentWriteOutMediumFactory.builtInFactories()) {
        IndexMerger indexMerger = TestHelper.getTestIndexMergerV9(segmentWriteOutMediumFactory);
        IndexIO indexIO = TestHelper.getTestIndexIO();
        final IndexSpec indexSpec = new IndexSpec();
        final IncrementalIndex rtIndex = makeIncrementalIndex();
        final QueryableIndex mMappedTestIndex = makeQueryableIndex(indexSpec, indexMerger, indexIO);
        final QueryableIndex mergedRealtimeIndex = makeMergedQueryableIndex(indexSpec, indexMerger, indexIO);
        argumentArrays.add(new Object[] { new IncrementalIndexSegment(rtIndex, null) });
        argumentArrays.add(new Object[] { new QueryableIndexSegment(mMappedTestIndex, null) });
        argumentArrays.add(new Object[] { new QueryableIndexSegment(mergedRealtimeIndex, null) });
    }
    return argumentArrays;
}

Example 2 with IndexMerger

use of org.apache.druid.segment.IndexMerger in project druid by druid-io.

the class BroadcastSegmentIndexedTableTest method setup.

@Before
public void setup() throws IOException, SegmentLoadingException {
    final ObjectMapper mapper = new DefaultObjectMapper();
    mapper.registerModule(new SegmentizerModule());
    final IndexIO indexIO = new IndexIO(mapper, () -> 0);
    mapper.setInjectableValues(new InjectableValues.Std().addValue(ExprMacroTable.class.getName(), TestExprMacroTable.INSTANCE).addValue(ObjectMapper.class.getName(), mapper).addValue(IndexIO.class, indexIO).addValue(DataSegment.PruneSpecsHolder.class, DataSegment.PruneSpecsHolder.DEFAULT));
    final IndexMerger indexMerger = new IndexMergerV9(mapper, indexIO, OffHeapMemorySegmentWriteOutMediumFactory.instance());
    Interval testInterval = Intervals.of("2011-01-12T00:00:00.000Z/2011-05-01T00:00:00.000Z");
    IncrementalIndex data = TestIndex.makeRealtimeIndex("druid.sample.numeric.tsv");
    File segment = new File(temporaryFolder.newFolder(), "segment");
    File persisted = indexMerger.persist(data, testInterval, segment, new IndexSpec(), null);
    File factoryJson = new File(persisted, "factory.json");
    Assert.assertTrue(factoryJson.exists());
    SegmentizerFactory factory = mapper.readValue(factoryJson, SegmentizerFactory.class);
    Assert.assertTrue(factory instanceof MMappedQueryableSegmentizerFactory);
    DataSegment dataSegment = new DataSegment(DATASOURCE, testInterval, DateTimes.nowUtc().toString(), ImmutableMap.of(), columnNames, ImmutableList.of(), null, null, segment.getTotalSpace());
    backingSegment = (QueryableIndexSegment) factory.factorize(dataSegment, segment, false, SegmentLazyLoadFailCallback.NOOP);
    columnNames = ImmutableList.<String>builder().add(ColumnHolder.TIME_COLUMN_NAME).addAll(backingSegment.asQueryableIndex().getColumnNames()).build();
    broadcastTable = new BroadcastSegmentIndexedTable(backingSegment, keyColumns, dataSegment.getVersion());
}

Example 3 with IndexMerger

use of org.apache.druid.segment.IndexMerger in project druid by druid-io.

the class BroadcastJoinableMMappedQueryableSegmentizerFactoryTest method testSegmentizer.

@Test
public void testSegmentizer() throws IOException, SegmentLoadingException {
    final ObjectMapper mapper = new DefaultObjectMapper();
    mapper.registerModule(new SegmentizerModule());
    final IndexIO indexIO = new IndexIO(mapper, () -> 0);
    mapper.setInjectableValues(new InjectableValues.Std().addValue(ExprMacroTable.class.getName(), TestExprMacroTable.INSTANCE).addValue(ObjectMapper.class.getName(), mapper).addValue(IndexIO.class, indexIO).addValue(DataSegment.PruneSpecsHolder.class, DataSegment.PruneSpecsHolder.DEFAULT));
    IndexMerger indexMerger = new IndexMergerV9(mapper, indexIO, OffHeapMemorySegmentWriteOutMediumFactory.instance());
    SegmentizerFactory expectedFactory = new BroadcastJoinableMMappedQueryableSegmentizerFactory(indexIO, KEY_COLUMNS);
    Interval testInterval = Intervals.of("2011-01-12T00:00:00.000Z/2011-05-01T00:00:00.000Z");
    IncrementalIndex data = TestIndex.makeRealtimeIndex("druid.sample.numeric.tsv");
    List<String> columnNames = data.getColumnNames();
    File segment = new File(temporaryFolder.newFolder(), "segment");
    File persistedSegmentRoot = indexMerger.persist(data, testInterval, segment, new IndexSpec(null, null, null, null, expectedFactory), null);
    File factoryJson = new File(persistedSegmentRoot, "factory.json");
    Assert.assertTrue(factoryJson.exists());
    SegmentizerFactory factory = mapper.readValue(factoryJson, SegmentizerFactory.class);
    Assert.assertTrue(factory instanceof BroadcastJoinableMMappedQueryableSegmentizerFactory);
    Assert.assertEquals(expectedFactory, factory);
    // load a segment
    final DataSegment dataSegment = new DataSegment(TABLE_NAME, testInterval, DateTimes.nowUtc().toString(), ImmutableMap.of(), columnNames, ImmutableList.of(), null, null, persistedSegmentRoot.getTotalSpace());
    final Segment loaded = factory.factorize(dataSegment, persistedSegmentRoot, false, SegmentLazyLoadFailCallback.NOOP);
    final BroadcastSegmentIndexedTable table = (BroadcastSegmentIndexedTable) loaded.as(IndexedTable.class);
    Assert.assertNotNull(table);
}

Example 4 with IndexMerger

use of org.apache.druid.segment.IndexMerger in project druid by druid-io.

the class SegmentManagerBroadcastJoinIndexedTableTest method createSegment.

private DataSegment createSegment(IncrementalIndex data, String interval, String version) throws IOException {
    final DataSegment tmpSegment = new DataSegment(TABLE_NAME, Intervals.of(interval), version, Collections.emptyMap(), Collections.emptyList(), Collections.emptyList(), new NumberedShardSpec(0, 0), 9, 100);
    final String storageDir = DataSegmentPusher.getDefaultStorageDir(tmpSegment, false);
    final File segmentDir = new File(segmentDeepStorageDir, storageDir);
    FileUtils.mkdirp(segmentDir);
    IndexMerger indexMerger = new IndexMergerV9(objectMapper, indexIO, OffHeapMemorySegmentWriteOutMediumFactory.instance());
    SegmentizerFactory factory = new BroadcastJoinableMMappedQueryableSegmentizerFactory(indexIO, KEY_COLUMNS);
    indexMerger.persist(data, Intervals.of(interval), segmentDir, new IndexSpec(null, null, null, null, factory), null);
    final File factoryJson = new File(segmentDir, "factory.json");
    objectMapper.writeValue(factoryJson, factory);
    return tmpSegment.withLoadSpec(ImmutableMap.of("type", "local", "path", segmentDir.getAbsolutePath()));
}