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Example 71 with Sequence

use of org.apache.druid.java.util.common.guava.Sequence in project druid by druid-io.

the class QueryRunnerTestHelper method makeFilteringQueryRunner.

public static <T> QueryRunner<T> makeFilteringQueryRunner(final VersionedIntervalTimeline<String, ReferenceCountingSegment> timeline, final QueryRunnerFactory<T, Query<T>> factory) {
    final QueryToolChest<T, Query<T>> toolChest = factory.getToolchest();
    return new FluentQueryRunnerBuilder<T>(toolChest).create(new QueryRunner<T>() {

        @Override
        public Sequence<T> run(QueryPlus<T> queryPlus, ResponseContext responseContext) {
            Query<T> query = queryPlus.getQuery();
            List<TimelineObjectHolder> segments = new ArrayList<>();
            for (Interval interval : query.getIntervals()) {
                segments.addAll(timeline.lookup(interval));
            }
            List<Sequence<T>> sequences = new ArrayList<>();
            for (TimelineObjectHolder<String, ReferenceCountingSegment> holder : toolChest.filterSegments(query, segments)) {
                Segment segment = holder.getObject().getChunk(0).getObject();
                QueryPlus queryPlusRunning = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new SpecificSegmentSpec(new SegmentDescriptor(holder.getInterval(), holder.getVersion(), 0))));
                sequences.add(factory.createRunner(segment).run(queryPlusRunning, responseContext));
            }
            return new MergeSequence<>(query.getResultOrdering(), Sequences.simple(sequences));
        }
    }).applyPreMergeDecoration().mergeResults().applyPostMergeDecoration();
}
Also used : ReferenceCountingSegment(org.apache.druid.segment.ReferenceCountingSegment) ArrayList(java.util.ArrayList) Sequence(org.apache.druid.java.util.common.guava.Sequence) MergeSequence(org.apache.druid.java.util.common.guava.MergeSequence) IncrementalIndexSegment(org.apache.druid.segment.IncrementalIndexSegment) QueryableIndexSegment(org.apache.druid.segment.QueryableIndexSegment) Segment(org.apache.druid.segment.Segment) ReferenceCountingSegment(org.apache.druid.segment.ReferenceCountingSegment) TimelineObjectHolder(org.apache.druid.timeline.TimelineObjectHolder) SpecificSegmentSpec(org.apache.druid.query.spec.SpecificSegmentSpec) MergeSequence(org.apache.druid.java.util.common.guava.MergeSequence) ResponseContext(org.apache.druid.query.context.ResponseContext) Interval(org.joda.time.Interval)

Example 72 with Sequence

use of org.apache.druid.java.util.common.guava.Sequence in project druid by druid-io.

the class GroupByQueryRunnerTest method testMergeResults.

@Test
public void testMergeResults() {
    GroupByQuery.Builder builder = makeQueryBuilder().setDataSource(QueryRunnerTestHelper.DATA_SOURCE).setInterval("2011-04-02/2011-04-04").setDimensions(new DefaultDimensionSpec("quality", "alias")).setAggregatorSpecs(QueryRunnerTestHelper.ROWS_COUNT, new LongSumAggregatorFactory("idx", "index")).setGranularity(new PeriodGranularity(new Period("P1M"), null, null));
    final GroupByQuery fullQuery = builder.build();
    final GroupByQuery allGranQuery = builder.copy().setGranularity(Granularities.ALL).build();
    QueryRunner mergedRunner = factory.getToolchest().mergeResults(new QueryRunner<ResultRow>() {

        @Override
        public Sequence<ResultRow> run(QueryPlus<ResultRow> queryPlus, ResponseContext responseContext) {
            // simulate two daily segments
            final QueryPlus queryPlus1 = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Collections.singletonList(Intervals.of("2011-04-02/2011-04-03")))));
            final QueryPlus queryPlus2 = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Collections.singletonList(Intervals.of("2011-04-03/2011-04-04")))));
            return new MergeSequence(queryPlus.getQuery().getResultOrdering(), Sequences.simple(Arrays.asList(runner.run(queryPlus1, responseContext), runner.run(queryPlus2, responseContext))));
        }
    });
    List<ResultRow> expectedResults = Arrays.asList(makeRow(fullQuery, "2011-04-01", "alias", "automotive", "rows", 2L, "idx", 269L), makeRow(fullQuery, "2011-04-01", "alias", "business", "rows", 2L, "idx", 217L), makeRow(fullQuery, "2011-04-01", "alias", "entertainment", "rows", 2L, "idx", 319L), makeRow(fullQuery, "2011-04-01", "alias", "health", "rows", 2L, "idx", 216L), makeRow(fullQuery, "2011-04-01", "alias", "mezzanine", "rows", 6L, "idx", 4420L), makeRow(fullQuery, "2011-04-01", "alias", "news", "rows", 2L, "idx", 221L), makeRow(fullQuery, "2011-04-01", "alias", "premium", "rows", 6L, "idx", 4416L), makeRow(fullQuery, "2011-04-01", "alias", "technology", "rows", 2L, "idx", 177L), makeRow(fullQuery, "2011-04-01", "alias", "travel", "rows", 2L, "idx", 243L));
    ResponseContext context = ResponseContext.createEmpty();
    TestHelper.assertExpectedObjects(expectedResults, mergedRunner.run(QueryPlus.wrap(fullQuery)), "merged");
    List<ResultRow> allGranExpectedResults = Arrays.asList(makeRow(allGranQuery, "2011-04-02", "alias", "automotive", "rows", 2L, "idx", 269L), makeRow(allGranQuery, "2011-04-02", "alias", "business", "rows", 2L, "idx", 217L), makeRow(allGranQuery, "2011-04-02", "alias", "entertainment", "rows", 2L, "idx", 319L), makeRow(allGranQuery, "2011-04-02", "alias", "health", "rows", 2L, "idx", 216L), makeRow(allGranQuery, "2011-04-02", "alias", "mezzanine", "rows", 6L, "idx", 4420L), makeRow(allGranQuery, "2011-04-02", "alias", "news", "rows", 2L, "idx", 221L), makeRow(allGranQuery, "2011-04-02", "alias", "premium", "rows", 6L, "idx", 4416L), makeRow(allGranQuery, "2011-04-02", "alias", "technology", "rows", 2L, "idx", 177L), makeRow(allGranQuery, "2011-04-02", "alias", "travel", "rows", 2L, "idx", 243L));
    TestHelper.assertExpectedObjects(allGranExpectedResults, mergedRunner.run(QueryPlus.wrap(allGranQuery)), "merged");
}
Also used : LongSumAggregatorFactory(org.apache.druid.query.aggregation.LongSumAggregatorFactory) PeriodGranularity(org.apache.druid.java.util.common.granularity.PeriodGranularity) Period(org.joda.time.Period) MultipleIntervalSegmentSpec(org.apache.druid.query.spec.MultipleIntervalSegmentSpec) Sequence(org.apache.druid.java.util.common.guava.Sequence) MergeSequence(org.apache.druid.java.util.common.guava.MergeSequence) DefaultDimensionSpec(org.apache.druid.query.dimension.DefaultDimensionSpec) FinalizeResultsQueryRunner(org.apache.druid.query.FinalizeResultsQueryRunner) ChainedExecutionQueryRunner(org.apache.druid.query.ChainedExecutionQueryRunner) QueryRunner(org.apache.druid.query.QueryRunner) MergeSequence(org.apache.druid.java.util.common.guava.MergeSequence) ResponseContext(org.apache.druid.query.context.ResponseContext) QueryPlus(org.apache.druid.query.QueryPlus) InitializedNullHandlingTest(org.apache.druid.testing.InitializedNullHandlingTest) Test(org.junit.Test)

Example 73 with Sequence

use of org.apache.druid.java.util.common.guava.Sequence in project druid by druid-io.

the class GroupByQueryRunnerTest method testMergedHavingSpec.

@Test
public void testMergedHavingSpec() {
    GroupByQuery.Builder builder = makeQueryBuilder().setDataSource(QueryRunnerTestHelper.DATA_SOURCE).setInterval("2011-04-02/2011-04-04").setDimensions(new DefaultDimensionSpec("quality", "alias")).setAggregatorSpecs(QueryRunnerTestHelper.ROWS_COUNT, new LongSumAggregatorFactory("idx", "index")).setGranularity(new PeriodGranularity(new Period("P1M"), null, null)).setHavingSpec(new OrHavingSpec(ImmutableList.of(new GreaterThanHavingSpec("rows", 2L), new EqualToHavingSpec("idx", 217L))));
    GroupByQuery fullQuery = builder.build();
    List<ResultRow> expectedResults = Arrays.asList(makeRow(fullQuery, "2011-04-01", "alias", "business", "rows", 2L, "idx", 217L), makeRow(fullQuery, "2011-04-01", "alias", "mezzanine", "rows", 6L, "idx", 4420L), makeRow(fullQuery, "2011-04-01", "alias", "premium", "rows", 6L, "idx", 4416L));
    QueryRunner mergedRunner = factory.getToolchest().mergeResults(new QueryRunner<ResultRow>() {

        @Override
        public Sequence<ResultRow> run(QueryPlus<ResultRow> queryPlus, ResponseContext responseContext) {
            // simulate two daily segments
            final QueryPlus queryPlus1 = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Collections.singletonList(Intervals.of("2011-04-02/2011-04-03")))));
            final QueryPlus queryPlus2 = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Collections.singletonList(Intervals.of("2011-04-03/2011-04-04")))));
            return new MergeSequence(queryPlus.getQuery().getResultOrdering(), Sequences.simple(Arrays.asList(runner.run(queryPlus1, responseContext), runner.run(queryPlus2, responseContext))));
        }
    });
    TestHelper.assertExpectedObjects(expectedResults, mergedRunner.run(QueryPlus.wrap(fullQuery)), "merged");
}
Also used : EqualToHavingSpec(org.apache.druid.query.groupby.having.EqualToHavingSpec) OrHavingSpec(org.apache.druid.query.groupby.having.OrHavingSpec) LongSumAggregatorFactory(org.apache.druid.query.aggregation.LongSumAggregatorFactory) PeriodGranularity(org.apache.druid.java.util.common.granularity.PeriodGranularity) Period(org.joda.time.Period) MultipleIntervalSegmentSpec(org.apache.druid.query.spec.MultipleIntervalSegmentSpec) Sequence(org.apache.druid.java.util.common.guava.Sequence) MergeSequence(org.apache.druid.java.util.common.guava.MergeSequence) DefaultDimensionSpec(org.apache.druid.query.dimension.DefaultDimensionSpec) FinalizeResultsQueryRunner(org.apache.druid.query.FinalizeResultsQueryRunner) ChainedExecutionQueryRunner(org.apache.druid.query.ChainedExecutionQueryRunner) QueryRunner(org.apache.druid.query.QueryRunner) MergeSequence(org.apache.druid.java.util.common.guava.MergeSequence) ResponseContext(org.apache.druid.query.context.ResponseContext) GreaterThanHavingSpec(org.apache.druid.query.groupby.having.GreaterThanHavingSpec) QueryPlus(org.apache.druid.query.QueryPlus) InitializedNullHandlingTest(org.apache.druid.testing.InitializedNullHandlingTest) Test(org.junit.Test)

Example 74 with Sequence

use of org.apache.druid.java.util.common.guava.Sequence in project druid by druid-io.

the class GroupByQueryRunnerTest method testMergeResultsWithLimitPushDownSortByAggWithOffset.

@Test
public void testMergeResultsWithLimitPushDownSortByAggWithOffset() {
    if (!config.getDefaultStrategy().equals(GroupByStrategySelector.STRATEGY_V2)) {
        return;
    }
    GroupByQuery.Builder builder = makeQueryBuilder().setDataSource(QueryRunnerTestHelper.DATA_SOURCE).setInterval("2011-04-02/2011-04-04").setDimensions(new DefaultDimensionSpec("quality", "alias")).setAggregatorSpecs(QueryRunnerTestHelper.ROWS_COUNT, new LongSumAggregatorFactory("idx", "index")).setLimitSpec(new DefaultLimitSpec(Collections.singletonList(new OrderByColumnSpec("idx", OrderByColumnSpec.Direction.DESCENDING)), 2, 3)).overrideContext(ImmutableMap.of(GroupByQueryConfig.CTX_KEY_FORCE_LIMIT_PUSH_DOWN, true)).setGranularity(Granularities.ALL);
    final GroupByQuery allGranQuery = builder.build();
    QueryRunner mergedRunner = factory.getToolchest().mergeResults(new QueryRunner<ResultRow>() {

        @Override
        public Sequence<ResultRow> run(QueryPlus<ResultRow> queryPlus, ResponseContext responseContext) {
            // simulate two daily segments
            final QueryPlus<ResultRow> queryPlus1 = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Collections.singletonList(Intervals.of("2011-04-02/2011-04-03")))));
            final QueryPlus<ResultRow> queryPlus2 = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Collections.singletonList(Intervals.of("2011-04-03/2011-04-04")))));
            return factory.getToolchest().mergeResults((queryPlus3, responseContext1) -> new MergeSequence<>(queryPlus3.getQuery().getResultOrdering(), Sequences.simple(Arrays.asList(runner.run(queryPlus1, responseContext1), runner.run(queryPlus2, responseContext1))))).run(queryPlus, responseContext);
        }
    });
    List<ResultRow> allGranExpectedResults = Arrays.asList(makeRow(allGranQuery, "2011-04-02", "alias", "entertainment", "rows", 2L, "idx", 319L), makeRow(allGranQuery, "2011-04-02", "alias", "automotive", "rows", 2L, "idx", 269L), makeRow(allGranQuery, "2011-04-02", "alias", "travel", "rows", 2L, "idx", 243L));
    Iterable<ResultRow> results = mergedRunner.run(QueryPlus.wrap(allGranQuery)).toList();
    TestHelper.assertExpectedObjects(allGranExpectedResults, results, "merged");
}
Also used : DefaultLimitSpec(org.apache.druid.query.groupby.orderby.DefaultLimitSpec) LongSumAggregatorFactory(org.apache.druid.query.aggregation.LongSumAggregatorFactory) MultipleIntervalSegmentSpec(org.apache.druid.query.spec.MultipleIntervalSegmentSpec) Sequence(org.apache.druid.java.util.common.guava.Sequence) MergeSequence(org.apache.druid.java.util.common.guava.MergeSequence) DefaultDimensionSpec(org.apache.druid.query.dimension.DefaultDimensionSpec) FinalizeResultsQueryRunner(org.apache.druid.query.FinalizeResultsQueryRunner) ChainedExecutionQueryRunner(org.apache.druid.query.ChainedExecutionQueryRunner) QueryRunner(org.apache.druid.query.QueryRunner) OrderByColumnSpec(org.apache.druid.query.groupby.orderby.OrderByColumnSpec) ResponseContext(org.apache.druid.query.context.ResponseContext) QueryPlus(org.apache.druid.query.QueryPlus) InitializedNullHandlingTest(org.apache.druid.testing.InitializedNullHandlingTest) Test(org.junit.Test)

Example 75 with Sequence

use of org.apache.druid.java.util.common.guava.Sequence in project druid by druid-io.

the class GroupByQueryRunnerTest method testMergeResultsWithLimitPushDownSortByDimDim.

@Test
public void testMergeResultsWithLimitPushDownSortByDimDim() {
    if (!config.getDefaultStrategy().equals(GroupByStrategySelector.STRATEGY_V2)) {
        return;
    }
    GroupByQuery.Builder builder = makeQueryBuilder().setDataSource(QueryRunnerTestHelper.DATA_SOURCE).setInterval("2011-04-02/2011-04-04").setDimensions(new DefaultDimensionSpec("quality", "alias"), new DefaultDimensionSpec("market", "market")).setAggregatorSpecs(QueryRunnerTestHelper.ROWS_COUNT, new LongSumAggregatorFactory("idx", "index")).setLimitSpec(new DefaultLimitSpec(Lists.newArrayList(new OrderByColumnSpec("alias", OrderByColumnSpec.Direction.DESCENDING), new OrderByColumnSpec("market", OrderByColumnSpec.Direction.DESCENDING)), 5)).overrideContext(ImmutableMap.of(GroupByQueryConfig.CTX_KEY_FORCE_LIMIT_PUSH_DOWN, true)).setGranularity(Granularities.ALL);
    final GroupByQuery allGranQuery = builder.build();
    QueryRunner mergedRunner = factory.getToolchest().mergeResults(new QueryRunner<ResultRow>() {

        @Override
        public Sequence<ResultRow> run(QueryPlus<ResultRow> queryPlus, ResponseContext responseContext) {
            // simulate two daily segments
            final QueryPlus<ResultRow> queryPlus1 = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Collections.singletonList(Intervals.of("2011-04-02/2011-04-03")))));
            final QueryPlus<ResultRow> queryPlus2 = queryPlus.withQuery(queryPlus.getQuery().withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Collections.singletonList(Intervals.of("2011-04-03/2011-04-04")))));
            return factory.getToolchest().mergeResults((queryPlus3, responseContext1) -> new MergeSequence<>(queryPlus3.getQuery().getResultOrdering(), Sequences.simple(Arrays.asList(runner.run(queryPlus1, responseContext1), runner.run(queryPlus2, responseContext1))))).run(queryPlus, responseContext);
        }
    });
    List<ResultRow> allGranExpectedResults = Arrays.asList(makeRow(allGranQuery, "2011-04-02", "alias", "travel", "market", "spot", "rows", 2L, "idx", 243L), makeRow(allGranQuery, "2011-04-02", "alias", "technology", "market", "spot", "rows", 2L, "idx", 177L), makeRow(allGranQuery, "2011-04-02", "alias", "premium", "market", "upfront", "rows", 2L, "idx", 1817L), makeRow(allGranQuery, "2011-04-02", "alias", "premium", "market", "total_market", "rows", 2L, "idx", 2342L), makeRow(allGranQuery, "2011-04-02", "alias", "premium", "market", "spot", "rows", 2L, "idx", 257L));
    Iterable<ResultRow> results = mergedRunner.run(QueryPlus.wrap(allGranQuery)).toList();
    TestHelper.assertExpectedObjects(allGranExpectedResults, results, "merged");
}
Also used : DefaultLimitSpec(org.apache.druid.query.groupby.orderby.DefaultLimitSpec) LongSumAggregatorFactory(org.apache.druid.query.aggregation.LongSumAggregatorFactory) MultipleIntervalSegmentSpec(org.apache.druid.query.spec.MultipleIntervalSegmentSpec) Sequence(org.apache.druid.java.util.common.guava.Sequence) MergeSequence(org.apache.druid.java.util.common.guava.MergeSequence) DefaultDimensionSpec(org.apache.druid.query.dimension.DefaultDimensionSpec) FinalizeResultsQueryRunner(org.apache.druid.query.FinalizeResultsQueryRunner) ChainedExecutionQueryRunner(org.apache.druid.query.ChainedExecutionQueryRunner) QueryRunner(org.apache.druid.query.QueryRunner) OrderByColumnSpec(org.apache.druid.query.groupby.orderby.OrderByColumnSpec) ResponseContext(org.apache.druid.query.context.ResponseContext) QueryPlus(org.apache.druid.query.QueryPlus) InitializedNullHandlingTest(org.apache.druid.testing.InitializedNullHandlingTest) Test(org.junit.Test)

Aggregations

Sequence (org.apache.druid.java.util.common.guava.Sequence)102 Test (org.junit.Test)53 List (java.util.List)44 DefaultDimensionSpec (org.apache.druid.query.dimension.DefaultDimensionSpec)37 ResponseContext (org.apache.druid.query.context.ResponseContext)32 ImmutableList (com.google.common.collect.ImmutableList)29 Intervals (org.apache.druid.java.util.common.Intervals)28 Granularities (org.apache.druid.java.util.common.granularity.Granularities)28 QueryRunner (org.apache.druid.query.QueryRunner)28 ArrayList (java.util.ArrayList)27 VirtualColumns (org.apache.druid.segment.VirtualColumns)26 Cursor (org.apache.druid.segment.Cursor)25 QueryPlus (org.apache.druid.query.QueryPlus)24 Result (org.apache.druid.query.Result)24 NullHandling (org.apache.druid.common.config.NullHandling)22 InitializedNullHandlingTest (org.apache.druid.testing.InitializedNullHandlingTest)22 MultipleIntervalSegmentSpec (org.apache.druid.query.spec.MultipleIntervalSegmentSpec)21 QueryableIndexStorageAdapter (org.apache.druid.segment.QueryableIndexStorageAdapter)20 DataSegment (org.apache.druid.timeline.DataSegment)20 ImmutableMap (com.google.common.collect.ImmutableMap)18