Examples with ScanQueryEngine org.apache.druid.query.scan.ScanQueryEngine used on opensource projects

Example 1 with ScanQueryEngine

use of org.apache.druid.query.scan.ScanQueryEngine in project druid by druid-io.

the class QueryStackTests method createQueryRunnerFactoryConglomerate.

public static QueryRunnerFactoryConglomerate createQueryRunnerFactoryConglomerate(final Closer closer, final DruidProcessingConfig processingConfig, final Supplier<Integer> minTopNThresholdSupplier) {
    final CloseableStupidPool<ByteBuffer> stupidPool = new CloseableStupidPool<>("TopNQueryRunnerFactory-bufferPool", () -> ByteBuffer.allocate(COMPUTE_BUFFER_SIZE));
    closer.register(stupidPool);
    final Pair<GroupByQueryRunnerFactory, Closer> factoryCloserPair = GroupByQueryRunnerTest.makeQueryRunnerFactory(GroupByQueryRunnerTest.DEFAULT_MAPPER, new GroupByQueryConfig() {

        @Override
        public String getDefaultStrategy() {
            return GroupByStrategySelector.STRATEGY_V2;
        }
    }, processingConfig);
    final GroupByQueryRunnerFactory groupByQueryRunnerFactory = factoryCloserPair.lhs;
    closer.register(factoryCloserPair.rhs);
    final QueryRunnerFactoryConglomerate conglomerate = new DefaultQueryRunnerFactoryConglomerate(ImmutableMap.<Class<? extends Query>, QueryRunnerFactory>builder().put(SegmentMetadataQuery.class, new SegmentMetadataQueryRunnerFactory(new SegmentMetadataQueryQueryToolChest(new SegmentMetadataQueryConfig("P1W")), QueryRunnerTestHelper.NOOP_QUERYWATCHER)).put(ScanQuery.class, new ScanQueryRunnerFactory(new ScanQueryQueryToolChest(new ScanQueryConfig(), new DefaultGenericQueryMetricsFactory()), new ScanQueryEngine(), new ScanQueryConfig())).put(TimeseriesQuery.class, new TimeseriesQueryRunnerFactory(new TimeseriesQueryQueryToolChest(), new TimeseriesQueryEngine(), QueryRunnerTestHelper.NOOP_QUERYWATCHER)).put(TopNQuery.class, new TopNQueryRunnerFactory(stupidPool, new TopNQueryQueryToolChest(new TopNQueryConfig() {

        @Override
        public int getMinTopNThreshold() {
            return minTopNThresholdSupplier.get();
        }
    }), QueryRunnerTestHelper.NOOP_QUERYWATCHER)).put(GroupByQuery.class, groupByQueryRunnerFactory).build());
    return conglomerate;
}

Example 2 with ScanQueryEngine

use of org.apache.druid.query.scan.ScanQueryEngine in project druid by druid-io.

the class ScanBenchmark method setup.

/**
 * Setup everything common for benchmarking both the incremental-index and the queriable-index.
 */
@Setup
public void setup() {
    log.info("SETUP CALLED AT " + +System.currentTimeMillis());
    ComplexMetrics.registerSerde("hyperUnique", new HyperUniquesSerde());
    setupQueries();
    String[] schemaQuery = schemaAndQuery.split("\\.");
    String schemaName = schemaQuery[0];
    String queryName = schemaQuery[1];
    schemaInfo = GeneratorBasicSchemas.SCHEMA_MAP.get(schemaName);
    queryBuilder = SCHEMA_QUERY_MAP.get(schemaName).get(queryName);
    queryBuilder.limit(limit);
    query = queryBuilder.build();
    generator = new DataGenerator(schemaInfo.getColumnSchemas(), System.currentTimeMillis(), schemaInfo.getDataInterval(), rowsPerSegment);
    final ScanQueryConfig config = new ScanQueryConfig().setLegacy(false);
    factory = new ScanQueryRunnerFactory(new ScanQueryQueryToolChest(config, DefaultGenericQueryMetricsFactory.instance()), new ScanQueryEngine(), new ScanQueryConfig());
}

Example 3 with ScanQueryEngine

use of org.apache.druid.query.scan.ScanQueryEngine in project druid by druid-io.

the class AggregationTestHelper method createScanQueryAggregationTestHelper.

public static AggregationTestHelper createScanQueryAggregationTestHelper(List<? extends Module> jsonModulesToRegister, TemporaryFolder tempFolder) {
    ObjectMapper mapper = TestHelper.makeJsonMapper();
    ScanQueryQueryToolChest toolchest = new ScanQueryQueryToolChest(new ScanQueryConfig(), DefaultGenericQueryMetricsFactory.instance());
    final Closer resourceCloser = Closer.create();
    ScanQueryRunnerFactory factory = new ScanQueryRunnerFactory(toolchest, new ScanQueryEngine(), new ScanQueryConfig());
    IndexIO indexIO = new IndexIO(mapper, new ColumnConfig() {

        @Override
        public int columnCacheSizeBytes() {
            return 0;
        }
    });
    return new AggregationTestHelper(mapper, new IndexMergerV9(mapper, indexIO, OffHeapMemorySegmentWriteOutMediumFactory.instance()), indexIO, toolchest, factory, tempFolder, jsonModulesToRegister, resourceCloser, Collections.emptyMap());
}