Examples with Query io.druid.query.Query used on opensource projects

Example 31 with Query

use of io.druid.query.Query in project druid by druid-io.

the class GroupByQueryRunnerTest method testMergedPostAggHavingSpec.

@Test
public void testMergedPostAggHavingSpec() {
    List<Row> expectedResults = Arrays.asList(GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "business", "rows", 2L, "idx", 217L, "rows_times_10", 20.0), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "mezzanine", "rows", 6L, "idx", 4420L, "rows_times_10", 60.0), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "premium", "rows", 6L, "idx", 4416L, "rows_times_10", 60.0));
    GroupByQuery.Builder builder = GroupByQuery.builder().setDataSource(QueryRunnerTestHelper.dataSource).setInterval("2011-04-02/2011-04-04").setDimensions(Lists.<DimensionSpec>newArrayList(new DefaultDimensionSpec("quality", "alias"))).setAggregatorSpecs(Arrays.asList(QueryRunnerTestHelper.rowsCount, new LongSumAggregatorFactory("idx", "index"))).setPostAggregatorSpecs(Arrays.<PostAggregator>asList(new ArithmeticPostAggregator("rows_times_10", "*", Arrays.<PostAggregator>asList(new FieldAccessPostAggregator("rows", "rows"), new ConstantPostAggregator("const", 10L))))).setGranularity(new PeriodGranularity(new Period("P1M"), null, null)).setHavingSpec(new OrHavingSpec(ImmutableList.<HavingSpec>of(new GreaterThanHavingSpec("rows_times_10", 20L), new EqualToHavingSpec("idx", 217L))));
    GroupByQuery fullQuery = builder.build();
    QueryRunner mergedRunner = factory.getToolchest().mergeResults(new QueryRunner<Row>() {

        @Override
        public Sequence<Row> run(Query<Row> query, Map<String, Object> responseContext) {
            // simulate two daily segments
            final Query query1 = query.withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Lists.newArrayList(new Interval("2011-04-02/2011-04-03"))));
            final Query query2 = query.withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Lists.newArrayList(new Interval("2011-04-03/2011-04-04"))));
            return new MergeSequence(query.getResultOrdering(), Sequences.simple(Arrays.asList(runner.run(query1, responseContext), runner.run(query2, responseContext))));
        }
    });
    Map<String, Object> context = Maps.newHashMap();
    // add an extra layer of merging, simulate broker forwarding query to historical
    TestHelper.assertExpectedObjects(expectedResults, factory.getToolchest().postMergeQueryDecoration(factory.getToolchest().mergeResults(factory.getToolchest().preMergeQueryDecoration(mergedRunner))).run(fullQuery, context), "merged");
    fullQuery = fullQuery.withPostAggregatorSpecs(Arrays.<PostAggregator>asList(new ExpressionPostAggregator("rows_times_10", "rows * 10.0")));
    TestHelper.assertExpectedObjects(expectedResults, factory.getToolchest().postMergeQueryDecoration(factory.getToolchest().mergeResults(factory.getToolchest().preMergeQueryDecoration(mergedRunner))).run(fullQuery, context), "merged");
}

Example 32 with Query

use of io.druid.query.Query in project druid by druid-io.

the class GroupByQueryRunnerTest method testMergeResults.

@Test
public void testMergeResults() {
    GroupByQuery.Builder builder = GroupByQuery.builder().setDataSource(QueryRunnerTestHelper.dataSource).setInterval("2011-04-02/2011-04-04").setDimensions(Lists.<DimensionSpec>newArrayList(new DefaultDimensionSpec("quality", "alias"))).setAggregatorSpecs(Arrays.asList(QueryRunnerTestHelper.rowsCount, 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<Row>() {

        @Override
        public Sequence<Row> run(Query<Row> query, Map<String, Object> responseContext) {
            // simulate two daily segments
            final Query query1 = query.withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Lists.newArrayList(new Interval("2011-04-02/2011-04-03"))));
            final Query query2 = query.withQuerySegmentSpec(new MultipleIntervalSegmentSpec(Lists.newArrayList(new Interval("2011-04-03/2011-04-04"))));
            return new MergeSequence(query.getResultOrdering(), Sequences.simple(Arrays.asList(runner.run(query1, responseContext), runner.run(query2, responseContext))));
        }
    });
    List<Row> expectedResults = Arrays.asList(GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "automotive", "rows", 2L, "idx", 269L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "business", "rows", 2L, "idx", 217L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "entertainment", "rows", 2L, "idx", 319L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "health", "rows", 2L, "idx", 216L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "mezzanine", "rows", 6L, "idx", 4420L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "news", "rows", 2L, "idx", 221L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "premium", "rows", 6L, "idx", 4416L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "technology", "rows", 2L, "idx", 177L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-01", "alias", "travel", "rows", 2L, "idx", 243L));
    Map<String, Object> context = Maps.newHashMap();
    TestHelper.assertExpectedObjects(expectedResults, mergedRunner.run(fullQuery, context), "merged");
    List<Row> allGranExpectedResults = Arrays.asList(GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "automotive", "rows", 2L, "idx", 269L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "business", "rows", 2L, "idx", 217L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "entertainment", "rows", 2L, "idx", 319L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "health", "rows", 2L, "idx", 216L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "mezzanine", "rows", 6L, "idx", 4420L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "news", "rows", 2L, "idx", 221L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "premium", "rows", 6L, "idx", 4416L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "technology", "rows", 2L, "idx", 177L), GroupByQueryRunnerTestHelper.createExpectedRow("2011-04-02", "alias", "travel", "rows", 2L, "idx", 243L));
    TestHelper.assertExpectedObjects(allGranExpectedResults, mergedRunner.run(allGranQuery, context), "merged");
}

Example 33 with Query

use of io.druid.query.Query in project druid by druid-io.

the class GroupByQueryTest method testQuerySerialization.

@Test
public void testQuerySerialization() throws IOException {
    Query query = GroupByQuery.builder().setDataSource(QueryRunnerTestHelper.dataSource).setQuerySegmentSpec(QueryRunnerTestHelper.firstToThird).setDimensions(Lists.<DimensionSpec>newArrayList(new DefaultDimensionSpec("quality", "alias"))).setAggregatorSpecs(Arrays.<AggregatorFactory>asList(QueryRunnerTestHelper.rowsCount, new LongSumAggregatorFactory("idx", "index"))).setGranularity(QueryRunnerTestHelper.dayGran).setPostAggregatorSpecs(ImmutableList.<PostAggregator>of(new FieldAccessPostAggregator("x", "idx"))).setLimitSpec(new DefaultLimitSpec(ImmutableList.of(new OrderByColumnSpec("alias", OrderByColumnSpec.Direction.ASCENDING, StringComparators.LEXICOGRAPHIC)), 100)).build();
    String json = jsonMapper.writeValueAsString(query);
    Query serdeQuery = jsonMapper.readValue(json, Query.class);
    Assert.assertEquals(query, serdeQuery);
}

Example 34 with Query

use of io.druid.query.Query in project druid by druid-io.

the class SegmentMetadataQueryTest method testSerde.

@Test
public void testSerde() throws Exception {
    String queryStr = "{\n" + "  \"queryType\":\"segmentMetadata\",\n" + "  \"dataSource\":\"test_ds\",\n" + "  \"intervals\":[\"2013-12-04T00:00:00.000Z/2013-12-05T00:00:00.000Z\"],\n" + "  \"analysisTypes\":[\"cardinality\",\"size\"]\n" + "}";
    EnumSet<SegmentMetadataQuery.AnalysisType> expectedAnalysisTypes = EnumSet.of(SegmentMetadataQuery.AnalysisType.CARDINALITY, SegmentMetadataQuery.AnalysisType.SIZE);
    Query query = MAPPER.readValue(queryStr, Query.class);
    Assert.assertTrue(query instanceof SegmentMetadataQuery);
    Assert.assertEquals("test_ds", Iterables.getOnlyElement(query.getDataSource().getNames()));
    Assert.assertEquals(new Interval("2013-12-04T00:00:00.000Z/2013-12-05T00:00:00.000Z"), query.getIntervals().get(0));
    Assert.assertEquals(expectedAnalysisTypes, ((SegmentMetadataQuery) query).getAnalysisTypes());
    // test serialize and deserialize
    Assert.assertEquals(query, MAPPER.readValue(MAPPER.writeValueAsString(query), Query.class));
}

Example 35 with Query

use of io.druid.query.Query in project druid by druid-io.

the class SegmentMetadataQueryTest method testSerdeWithDefaultInterval.

@Test
public void testSerdeWithDefaultInterval() throws Exception {
    String queryStr = "{\n" + "  \"queryType\":\"segmentMetadata\",\n" + "  \"dataSource\":\"test_ds\"\n" + "}";
    Query query = MAPPER.readValue(queryStr, Query.class);
    Assert.assertTrue(query instanceof SegmentMetadataQuery);
    Assert.assertEquals("test_ds", Iterables.getOnlyElement(query.getDataSource().getNames()));
    Assert.assertEquals(new Interval(JodaUtils.MIN_INSTANT, JodaUtils.MAX_INSTANT), query.getIntervals().get(0));
    Assert.assertTrue(((SegmentMetadataQuery) query).isUsingDefaultInterval());
    // test serialize and deserialize
    Assert.assertEquals(query, MAPPER.readValue(MAPPER.writeValueAsString(query), Query.class));
}