Examples with FieldAccessPostAggregator org.apache.druid.query.aggregation.post.FieldAccessPostAggregator used on opensource projects

Example 1 with FieldAccessPostAggregator

use of org.apache.druid.query.aggregation.post.FieldAccessPostAggregator in project druid by druid-io.

the class CalciteQueryTest method testCountAndAverageByConstantVirtualColumn.

@Test
public void testCountAndAverageByConstantVirtualColumn() throws Exception {
    List<VirtualColumn> virtualColumns;
    List<AggregatorFactory> aggs;
    if (useDefault) {
        aggs = ImmutableList.of(new FilteredAggregatorFactory(new CountAggregatorFactory("a0"), not(selector("v0", null, null))), new LongSumAggregatorFactory("a1:sum", null, "325323", TestExprMacroTable.INSTANCE), new CountAggregatorFactory("a1:count"));
        virtualColumns = ImmutableList.of(expressionVirtualColumn("v0", "'10.1'", ColumnType.STRING));
    } else {
        aggs = ImmutableList.of(new FilteredAggregatorFactory(new CountAggregatorFactory("a0"), not(selector("v0", null, null))), new LongSumAggregatorFactory("a1:sum", "v1"), new FilteredAggregatorFactory(new CountAggregatorFactory("a1:count"), not(selector("v1", null, null))));
        virtualColumns = ImmutableList.of(expressionVirtualColumn("v0", "'10.1'", ColumnType.STRING), expressionVirtualColumn("v1", "325323", ColumnType.LONG));
    }
    testQuery("SELECT dim5, COUNT(dim1), AVG(l1) FROM druid.numfoo WHERE dim1 = '10.1' AND l1 = 325323 GROUP BY dim5", ImmutableList.of(GroupByQuery.builder().setDataSource(CalciteTests.DATASOURCE3).setInterval(querySegmentSpec(Filtration.eternity())).setDimFilter(and(selector("dim1", "10.1", null), selector("l1", "325323", null))).setGranularity(Granularities.ALL).setVirtualColumns(VirtualColumns.create(virtualColumns)).setDimensions(new DefaultDimensionSpec("dim5", "_d0", ColumnType.STRING)).setAggregatorSpecs(aggs).setPostAggregatorSpecs(ImmutableList.of(new ArithmeticPostAggregator("a1", "quotient", ImmutableList.of(new FieldAccessPostAggregator(null, "a1:sum"), new FieldAccessPostAggregator(null, "a1:count"))))).setContext(QUERY_CONTEXT_DEFAULT).build()), ImmutableList.of(new Object[] { "ab", 1L, 325323L }));
}

Example 2 with FieldAccessPostAggregator

use of org.apache.druid.query.aggregation.post.FieldAccessPostAggregator in project druid by druid-io.

the class GroupByQueryRunnerTest method testSubqueryWithPostAggregatorsAndHaving.

@Test
public void testSubqueryWithPostAggregatorsAndHaving() {
    final GroupByQuery subquery = makeQueryBuilder().setDataSource(QueryRunnerTestHelper.DATA_SOURCE).setQuerySegmentSpec(QueryRunnerTestHelper.FIRST_TO_THIRD).setDimensions(new DefaultDimensionSpec("quality", "alias")).setAggregatorSpecs(QueryRunnerTestHelper.ROWS_COUNT, new LongSumAggregatorFactory("idx_subagg", "index")).setPostAggregatorSpecs(Collections.singletonList(new ArithmeticPostAggregator("idx_subpostagg", "+", Arrays.asList(new FieldAccessPostAggregator("the_idx_subagg", "idx_subagg"), new ConstantPostAggregator("thousand", 1000))))).setHavingSpec(new HavingSpec() {

        private GroupByQuery query;

        @Override
        public void setQuery(GroupByQuery query) {
            this.query = query;
        }

        @Override
        public byte[] getCacheKey() {
            return new byte[0];
        }

        @Override
        public boolean eval(ResultRow row) {
            final String field = "idx_subpostagg";
            final int p = query.getResultRowSignature().indexOf(field);
            return (Rows.objectToNumber(field, row.get(p), true).floatValue() < 3800);
        }
    }).addOrderByColumn("alias").setGranularity(QueryRunnerTestHelper.DAY_GRAN).build();
    final GroupByQuery query = makeQueryBuilder().setDataSource(subquery).setQuerySegmentSpec(QueryRunnerTestHelper.FIRST_TO_THIRD).setDimensions(new DefaultDimensionSpec("alias", "alias")).setAggregatorSpecs(new LongSumAggregatorFactory("rows", "rows"), new LongSumAggregatorFactory("idx", "idx_subpostagg")).setPostAggregatorSpecs(Collections.singletonList(new ArithmeticPostAggregator("idx_post", "+", Arrays.asList(new FieldAccessPostAggregator("the_idx_agg", "idx"), new ConstantPostAggregator("ten_thousand", 10000))))).setGranularity(QueryRunnerTestHelper.DAY_GRAN).build();
    List<ResultRow> expectedResults = Arrays.asList(makeRow(query, "2011-04-01", "alias", "automotive", "rows", 1L, "idx_post", 11135.0, "idx", 1135L), makeRow(query, "2011-04-01", "alias", "business", "rows", 1L, "idx_post", 11118.0, "idx", 1118L), makeRow(query, "2011-04-01", "alias", "entertainment", "rows", 1L, "idx_post", 11158.0, "idx", 1158L), makeRow(query, "2011-04-01", "alias", "health", "rows", 1L, "idx_post", 11120.0, "idx", 1120L), makeRow(query, "2011-04-01", "alias", "news", "rows", 1L, "idx_post", 11121.0, "idx", 1121L), makeRow(query, "2011-04-01", "alias", "technology", "rows", 1L, "idx_post", 11078.0, "idx", 1078L), makeRow(query, "2011-04-01", "alias", "travel", "rows", 1L, "idx_post", 11119.0, "idx", 1119L), makeRow(query, "2011-04-02", "alias", "automotive", "rows", 1L, "idx_post", 11147.0, "idx", 1147L), makeRow(query, "2011-04-02", "alias", "business", "rows", 1L, "idx_post", 11112.0, "idx", 1112L), makeRow(query, "2011-04-02", "alias", "entertainment", "rows", 1L, "idx_post", 11166.0, "idx", 1166L), makeRow(query, "2011-04-02", "alias", "health", "rows", 1L, "idx_post", 11113.0, "idx", 1113L), makeRow(query, "2011-04-02", "alias", "mezzanine", "rows", 3L, "idx_post", 13447.0, "idx", 3447L), makeRow(query, "2011-04-02", "alias", "news", "rows", 1L, "idx_post", 11114.0, "idx", 1114L), makeRow(query, "2011-04-02", "alias", "premium", "rows", 3L, "idx_post", 13505.0, "idx", 3505L), makeRow(query, "2011-04-02", "alias", "technology", "rows", 1L, "idx_post", 11097.0, "idx", 1097L), makeRow(query, "2011-04-02", "alias", "travel", "rows", 1L, "idx_post", 11126.0, "idx", 1126L));
    // Subqueries are handled by the ToolChest
    Iterable<ResultRow> results = GroupByQueryRunnerTestHelper.runQuery(factory, runner, query);
    TestHelper.assertExpectedObjects(expectedResults, results, "subquery-postaggs");
}

Example 3 with FieldAccessPostAggregator

use of org.apache.druid.query.aggregation.post.FieldAccessPostAggregator in project druid by druid-io.

the class AggregatorUtilTest method testPruneDependentPostAgg.

@Test
public void testPruneDependentPostAgg() {
    PostAggregator agg1 = new ArithmeticPostAggregator("abc", "+", Lists.newArrayList(new ConstantPostAggregator("1", 1L), new ConstantPostAggregator("2", 2L)));
    PostAggregator dependency1 = new ArithmeticPostAggregator("dep1", "+", Lists.newArrayList(new ConstantPostAggregator("1", 1L), new ConstantPostAggregator("4", 4L)));
    PostAggregator agg2 = new FieldAccessPostAggregator("def", "def");
    PostAggregator dependency2 = new FieldAccessPostAggregator("dep2", "dep2");
    PostAggregator aggregator = new ArithmeticPostAggregator("finalAgg", "+", Lists.newArrayList(new FieldAccessPostAggregator("dep1", "dep1"), new FieldAccessPostAggregator("dep2", "dep2")));
    List<PostAggregator> prunedAgg = AggregatorUtil.pruneDependentPostAgg(Lists.newArrayList(agg1, dependency1, agg2, dependency2, aggregator), aggregator.getName());
    Assert.assertEquals(Lists.newArrayList(dependency1, dependency2, aggregator), prunedAgg);
}

Example 4 with FieldAccessPostAggregator

use of org.apache.druid.query.aggregation.post.FieldAccessPostAggregator in project druid by druid-io.

the class CalciteJoinQueryTest method testJoinWithLimitBeforeJoining.

@Test
public void testJoinWithLimitBeforeJoining() throws Exception {
    // Cannot vectorize JOIN operator.
    cannotVectorize();
    testQuery("SELECT t1.dim2, AVG(t1.m2) FROM (SELECT * FROM foo LIMIT 10) AS t1 INNER JOIN foo AS t2 ON t1.m1 = t2.m1 GROUP BY t1.dim2", ImmutableList.of(GroupByQuery.builder().setDataSource(join(new QueryDataSource(newScanQueryBuilder().dataSource(CalciteTests.DATASOURCE1).intervals(querySegmentSpec(Filtration.eternity())).columns("dim2", "m1", "m2").context(QUERY_CONTEXT_DEFAULT).limit(10).build()), new QueryDataSource(newScanQueryBuilder().dataSource(CalciteTests.DATASOURCE1).intervals(querySegmentSpec(Filtration.eternity())).columns(ImmutableList.of("m1")).resultFormat(ScanQuery.ResultFormat.RESULT_FORMAT_COMPACTED_LIST).context(QUERY_CONTEXT_DEFAULT).build()), "j0.", equalsCondition(DruidExpression.ofColumn(ColumnType.FLOAT, "m1"), DruidExpression.ofColumn(ColumnType.FLOAT, "j0.m1")), JoinType.INNER)).setInterval(querySegmentSpec(Filtration.eternity())).setDimensions(new DefaultDimensionSpec("dim2", "d0", ColumnType.STRING)).setGranularity(Granularities.ALL).setAggregatorSpecs(useDefault ? aggregators(new DoubleSumAggregatorFactory("a0:sum", "m2"), new CountAggregatorFactory("a0:count")) : aggregators(new DoubleSumAggregatorFactory("a0:sum", "m2"), new FilteredAggregatorFactory(new CountAggregatorFactory("a0:count"), not(selector("m2", null, null))))).setPostAggregatorSpecs(ImmutableList.of(new ArithmeticPostAggregator("a0", "quotient", ImmutableList.of(new FieldAccessPostAggregator(null, "a0:sum"), new FieldAccessPostAggregator(null, "a0:count"))))).setContext(QUERY_CONTEXT_DEFAULT).build()), NullHandling.sqlCompatible() ? ImmutableList.of(new Object[] { null, 4.0 }, new Object[] { "", 3.0 }, new Object[] { "a", 2.5 }, new Object[] { "abc", 5.0 }) : ImmutableList.of(new Object[] { "", 3.6666666666666665 }, new Object[] { "a", 2.5 }, new Object[] { "abc", 5.0 }));
}

Example 5 with FieldAccessPostAggregator

use of org.apache.druid.query.aggregation.post.FieldAccessPostAggregator in project druid by druid-io.

the class CalciteCorrelatedQueryTest method testCorrelatedSubquery.

@Test
@Parameters(source = QueryContextForJoinProvider.class)
public void testCorrelatedSubquery(Map<String, Object> queryContext) throws Exception {
    cannotVectorize();
    queryContext = withLeftDirectAccessEnabled(queryContext);
    testQuery("select country, ANY_VALUE(\n" + "        select avg(\"users\") from (\n" + "            select floor(__time to day), count(distinct user) \"users\" from visits f where f.country = visits.country group by 1\n" + "        )\n" + "     ) as \"DAU\"\n" + "from visits \n" + "group by 1", queryContext, ImmutableList.of(GroupByQuery.builder().setDataSource(join(new TableDataSource(CalciteTests.USERVISITDATASOURCE), new QueryDataSource(GroupByQuery.builder().setDataSource(GroupByQuery.builder().setDataSource(CalciteTests.USERVISITDATASOURCE).setQuerySegmentSpec(querySegmentSpec(Intervals.ETERNITY)).setVirtualColumns(new ExpressionVirtualColumn("v0", "timestamp_floor(\"__time\",'P1D',null,'UTC')", ColumnType.LONG, TestExprMacroTable.INSTANCE)).setDimFilter(not(selector("country", null, null))).setDimensions(new DefaultDimensionSpec("v0", "d0", ColumnType.LONG), new DefaultDimensionSpec("country", "d1")).setAggregatorSpecs(new CardinalityAggregatorFactory("a0:a", null, Collections.singletonList(new DefaultDimensionSpec("user", "user")), false, true)).setPostAggregatorSpecs(Collections.singletonList(new HyperUniqueFinalizingPostAggregator("a0", "a0:a"))).setContext(withTimestampResultContext(queryContext, "d0", Granularities.DAY)).setGranularity(new AllGranularity()).build()).setQuerySegmentSpec(querySegmentSpec(Intervals.ETERNITY)).setDimensions(new DefaultDimensionSpec("d1", "_d0")).setAggregatorSpecs(new LongSumAggregatorFactory("_a0:sum", "a0"), useDefault ? new CountAggregatorFactory("_a0:count") : new FilteredAggregatorFactory(new CountAggregatorFactory("_a0:count"), not(selector("a0", null, null)))).setPostAggregatorSpecs(Collections.singletonList(new ArithmeticPostAggregator("_a0", "quotient", Arrays.asList(new FieldAccessPostAggregator(null, "_a0:sum"), new FieldAccessPostAggregator(null, "_a0:count"))))).setGranularity(new AllGranularity()).setContext(queryContext).build()), "j0.", equalsCondition(makeColumnExpression("country"), makeColumnExpression("j0._d0")), JoinType.LEFT)).setQuerySegmentSpec(querySegmentSpec(Intervals.ETERNITY)).setDimensions(new DefaultDimensionSpec("country", "d0")).setAggregatorSpecs(new LongAnyAggregatorFactory("a0", "j0._a0")).setGranularity(new AllGranularity()).setContext(queryContext).build()), ImmutableList.of(new Object[] { "India", 2L }, new Object[] { "USA", 1L }, new Object[] { "canada", 3L }));
}