Examples with QueryRunner org.apache.druid.query.QueryRunner used on opensource projects

Example 11 with QueryRunner

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

the class SegmentMetadataQueryTest method testSegmentMetadataQueryWithAggregatorsMerge.

@Test
public void testSegmentMetadataQueryWithAggregatorsMerge() {
    final Map<String, AggregatorFactory> expectedAggregators = new HashMap<>();
    for (AggregatorFactory agg : TestIndex.METRIC_AGGS) {
        expectedAggregators.put(agg.getName(), agg.getCombiningFactory());
    }
    SegmentAnalysis mergedSegmentAnalysis = new SegmentAnalysis(differentIds ? "merged" : SegmentId.dummy("testSegment").toString(), null, ImmutableMap.of("placement", new ColumnAnalysis(ColumnType.STRING, ValueType.STRING.toString(), false, false, 0, 0, null, null, null)), 0, expectedSegmentAnalysis1.getNumRows() + expectedSegmentAnalysis2.getNumRows(), expectedAggregators, null, null, null);
    QueryToolChest toolChest = FACTORY.getToolchest();
    ExecutorService exec = Executors.newCachedThreadPool();
    QueryRunner myRunner = new FinalizeResultsQueryRunner<>(toolChest.mergeResults(FACTORY.mergeRunners(Execs.directExecutor(), Lists.newArrayList(toolChest.preMergeQueryDecoration(runner1), toolChest.preMergeQueryDecoration(runner2)))), toolChest);
    SegmentMetadataQuery query = Druids.newSegmentMetadataQueryBuilder().dataSource("testing").intervals("2013/2014").toInclude(new ListColumnIncluderator(Collections.singletonList("placement"))).analysisTypes(SegmentMetadataQuery.AnalysisType.AGGREGATORS).merge(true).build();
    TestHelper.assertExpectedObjects(ImmutableList.of(mergedSegmentAnalysis), myRunner.run(QueryPlus.wrap(query)), "failed SegmentMetadata merging query");
    exec.shutdownNow();
}

Example 12 with QueryRunner

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

the class SegmentMetadataQueryTest method testSegmentMetadataQueryWithDefaultAnalysisMerge.

private void testSegmentMetadataQueryWithDefaultAnalysisMerge(String column, ColumnAnalysis analysis) {
    SegmentAnalysis mergedSegmentAnalysis = new SegmentAnalysis(differentIds ? "merged" : SegmentId.dummy("testSegment").toString(), ImmutableList.of(expectedSegmentAnalysis1.getIntervals().get(0)), ImmutableMap.of("__time", new ColumnAnalysis(ColumnType.LONG, ValueType.LONG.toString(), false, false, 12090 * 2, null, null, null, null), "index", new ColumnAnalysis(ColumnType.DOUBLE, ValueType.DOUBLE.toString(), false, false, 9672 * 2, null, null, null, null), column, analysis), expectedSegmentAnalysis1.getSize() + expectedSegmentAnalysis2.getSize(), expectedSegmentAnalysis1.getNumRows() + expectedSegmentAnalysis2.getNumRows(), null, null, null, null);
    QueryToolChest toolChest = FACTORY.getToolchest();
    ExecutorService exec = Executors.newCachedThreadPool();
    QueryRunner myRunner = new FinalizeResultsQueryRunner<>(toolChest.mergeResults(FACTORY.mergeRunners(Execs.directExecutor(), Lists.newArrayList(toolChest.preMergeQueryDecoration(runner1), toolChest.preMergeQueryDecoration(runner2)))), toolChest);
    Query query = testQuery.withColumns(new ListColumnIncluderator(Arrays.asList("__time", "index", column)));
    TestHelper.assertExpectedObjects(ImmutableList.of(mergedSegmentAnalysis), myRunner.run(QueryPlus.wrap(query)), "failed SegmentMetadata merging query");
    exec.shutdownNow();
}

Example 13 with QueryRunner

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

the class TimeBoundaryQueryRunnerTest method testFilteredTimeBoundaryQuery.

@Test
@SuppressWarnings("unchecked")
public void testFilteredTimeBoundaryQuery() throws IOException {
    QueryRunner customRunner = getCustomRunner();
    TimeBoundaryQuery timeBoundaryQuery = Druids.newTimeBoundaryQueryBuilder().dataSource("testing").filters("quality", "automotive").build();
    Assert.assertTrue(timeBoundaryQuery.hasFilters());
    List<Result<TimeBoundaryResultValue>> results = customRunner.run(QueryPlus.wrap(timeBoundaryQuery)).toList();
    Assert.assertTrue(Iterables.size(results) > 0);
    TimeBoundaryResultValue val = results.iterator().next().getValue();
    DateTime minTime = val.getMinTime();
    DateTime maxTime = val.getMaxTime();
    Assert.assertEquals(DateTimes.of("2011-01-13T00:00:00.000Z"), minTime);
    Assert.assertEquals(DateTimes.of("2011-01-16T00:00:00.000Z"), maxTime);
}

Example 14 with QueryRunner

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

the class GroupByQueryRunnerTest method testBySegmentResultsOptimizedDimextraction.

@Test
public void testBySegmentResultsOptimizedDimextraction() {
    GroupByQuery.Builder builder = makeQueryBuilder().setDataSource(QueryRunnerTestHelper.DATA_SOURCE).setInterval("2011-04-02/2011-04-04").setDimensions(new ExtractionDimensionSpec("quality", "alias", new LookupExtractionFn(new MapLookupExtractor(ImmutableMap.of("mezzanine", "mezzanine0"), false), false, null, true, false))).setAggregatorSpecs(QueryRunnerTestHelper.ROWS_COUNT, new LongSumAggregatorFactory("idx", "index")).setGranularity(new PeriodGranularity(new Period("P1M"), null, null)).setDimFilter(new SelectorDimFilter("quality", "mezzanine", null)).overrideContext(ImmutableMap.of(QueryContexts.BY_SEGMENT_KEY, true));
    final GroupByQuery fullQuery = builder.build();
    int segmentCount = 32;
    Result<BySegmentResultValue<ResultRow>> singleSegmentResult = new Result<>(DateTimes.of("2011-01-12T00:00:00.000Z"), new BySegmentResultValueClass<>(Collections.singletonList(makeRow(fullQuery, "2011-04-01", "alias", "mezzanine0", "rows", 6L, "idx", 4420L)), QueryRunnerTestHelper.SEGMENT_ID.toString(), Intervals.of("2011-04-02T00:00:00.000Z/2011-04-04T00:00:00.000Z")));
    List<Result> bySegmentResults = new ArrayList<>();
    for (int i = 0; i < segmentCount; i++) {
        bySegmentResults.add(singleSegmentResult);
    }
    QueryToolChest toolChest = factory.getToolchest();
    List<QueryRunner<ResultRow>> singleSegmentRunners = new ArrayList<>();
    for (int i = 0; i < segmentCount; i++) {
        singleSegmentRunners.add(toolChest.preMergeQueryDecoration(runner));
    }
    ExecutorService exec = Executors.newCachedThreadPool();
    QueryRunner theRunner = toolChest.postMergeQueryDecoration(new FinalizeResultsQueryRunner<>(toolChest.mergeResults(factory.mergeRunners(Executors.newCachedThreadPool(), singleSegmentRunners)), toolChest));
    TestHelper.assertExpectedObjects(bySegmentResults, theRunner.run(QueryPlus.wrap(fullQuery)), "bySegment-dim-extraction");
    exec.shutdownNow();
}

Example 15 with QueryRunner

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

the class NestedQueryPushDownTest method getQueryRunnerForSegment1.

private List<QueryRunner<ResultRow>> getQueryRunnerForSegment1() {
    List<QueryRunner<ResultRow>> runners = new ArrayList<>();
    QueryableIndex index = groupByIndices.get(0);
    QueryRunner<ResultRow> runner = makeQueryRunnerForSegment(groupByFactory, SegmentId.dummy(index.toString()), new QueryableIndexSegment(index, SegmentId.dummy(index.toString())));
    runners.add(groupByFactory.getToolchest().preMergeQueryDecoration(runner));
    return runners;
}