Package io.druid.query.aggregation.post

Examples of io.druid.query.aggregation.post.FieldAccessPostAggregator

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    List<PostAggregator> postAggs = Arrays.<PostAggregator>asList(
        new ArithmeticPostAggregator(
            "addStuff",
            "+",
            Arrays.<PostAggregator>asList(
                new FieldAccessPostAggregator("idx", "idx"),
                new FieldAccessPostAggregator("count", "count")
            )
        )
    );

    boolean exceptionOccured = false;
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    List<PostAggregator> postAggs = Arrays.<PostAggregator>asList(
        new ArithmeticPostAggregator(
            "addStuff",
            "+",
            Arrays.<PostAggregator>asList(
                new FieldAccessPostAggregator("idx", "idx2"),
                new FieldAccessPostAggregator("count", "count")
            )
        )
    );

    boolean exceptionOccured = false;
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            Arrays.<PostAggregator>asList(
                new ArithmeticPostAggregator(
                    "addStuff",
                    "+",
                    Arrays.asList(
                        new FieldAccessPostAggregator("idx", "idx"),
                        new ConstantPostAggregator("const", 1, null)
                    )
                ),
                new ArithmeticPostAggregator(
                    "subtractStuff",
                    "-",
                    Arrays.asList(
                        new FieldAccessPostAggregator("rev", "rev"),
                        new ConstantPostAggregator("const", 1, null)
                    )
                )
            )
        ),
        new ArithmeticPostAggregator(
            "addStuff",
            "+",
            Arrays.<PostAggregator>asList(
                new FieldAccessPostAggregator("divideStuff", "divideStuff"),
                new FieldAccessPostAggregator("count", "count")
            )
        )
    );

    boolean exceptionOccured = false;
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            Arrays.<PostAggregator>asList(
                new ArithmeticPostAggregator(
                    "addStuff",
                    "+",
                    Arrays.asList(
                        new FieldAccessPostAggregator("idx", "idx"),
                        new ConstantPostAggregator("const", 1, null)
                    )
                ),
                new ArithmeticPostAggregator(
                    "subtractStuff",
                    "-",
                    Arrays.asList(
                        new FieldAccessPostAggregator("rev", "rev2"),
                        new ConstantPostAggregator("const", 1, null)
                    )
                )
            )
        ),
        new ArithmeticPostAggregator(
            "addStuff",
            "+",
            Arrays.<PostAggregator>asList(
                new FieldAccessPostAggregator("divideStuff", "divideStuff"),
                new FieldAccessPostAggregator("count", "count")
            )
        )
    );

    boolean exceptionOccured = false;
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  @Override
  protected void setUp() throws Exception
  {

    final ConstantPostAggregator constant = new ConstantPostAggregator("const", 1L, null);
    final FieldAccessPostAggregator rowsPostAgg = new FieldAccessPostAggregator("rows", "rows");
    final FieldAccessPostAggregator indexPostAgg = new FieldAccessPostAggregator("index", "index");


    final List<AggregatorFactory> aggregatorFactories = new ArrayList<>();
    aggregatorFactories.add(new CountAggregatorFactory("rows"));
    aggregatorFactories.add(new LongSumAggregatorFactory("index", "index"));
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    PostAggregator dependency1 = new ArithmeticPostAggregator(
        "dep1", "+", Lists.<PostAggregator>newArrayList(
        new ConstantPostAggregator("1", 1L, 1L), new ConstantPostAggregator("4", 4L, 4L)
    )
    );
    PostAggregator agg2 = new FieldAccessPostAggregator("def", "def");
    PostAggregator dependency2 = new FieldAccessPostAggregator("dep2", "dep2");
    PostAggregator aggregator = new ArithmeticPostAggregator(
        "finalAgg",
        "+",
        Lists.<PostAggregator>newArrayList(
            new FieldAccessPostAggregator("dep1", "dep1"),
            new FieldAccessPostAggregator("dep2", "dep2")
        )
    );
    List<PostAggregator> prunedAgg = AggregatorUtil.pruneDependentPostAgg(
        Lists.newArrayList(
            agg1,
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    PostAggregator dependency1 = new ArithmeticPostAggregator(
        "dep1", "+", Lists.<PostAggregator>newArrayList(
        new ConstantPostAggregator("1", 1L, 1L), new ConstantPostAggregator("4", 4L, 4L)
    )
    );
    PostAggregator agg2 = new FieldAccessPostAggregator("def", "def");
    PostAggregator dependency2 = new FieldAccessPostAggregator("dep2", "dep2");
    PostAggregator aggregator = new ArithmeticPostAggregator(
        "finalAgg",
        "+",
        Lists.<PostAggregator>newArrayList(
            new FieldAccessPostAggregator("dep1", "dep1"),
            new FieldAccessPostAggregator("dep2", "dep2")
        )
    );
    List<PostAggregator> prunedAgg = AggregatorUtil.pruneDependentPostAgg(
        Lists.newArrayList(
            agg1,
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  {
    AggregatorFactory agg1 = new DoubleSumAggregatorFactory("agg1", "value");
    AggregatorFactory agg2 = new DoubleSumAggregatorFactory("agg2", "count");
    PostAggregator postAgg1 = new ArithmeticPostAggregator(
        null, "*", Lists.<PostAggregator>newArrayList(
        new FieldAccessPostAggregator(
            null,
            "agg1"
        ), new FieldAccessPostAggregator(null, "agg2")
    )
    );

    PostAggregator postAgg2 = new ArithmeticPostAggregator(
        "postAgg",
        "/",
        Lists.<PostAggregator>newArrayList(
            new FieldAccessPostAggregator(
                null,
                "agg1"
            ), new FieldAccessPostAggregator(null, "agg2")
        )
    );

    Assert.assertEquals(
        new Pair(Lists.newArrayList(agg1, agg2), Lists.newArrayList(postAgg2)), AggregatorUtil.condensedAggregators(
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  {
    AggregatorFactory agg1 = new DoubleSumAggregatorFactory("Agg1", "value");
    AggregatorFactory agg2 = new DoubleSumAggregatorFactory("Agg2", "count");
    PostAggregator postAgg1 = new ArithmeticPostAggregator(
        null, "*", Lists.<PostAggregator>newArrayList(
        new FieldAccessPostAggregator(
            null,
            "Agg1"
        ), new FieldAccessPostAggregator(null, "Agg2")
    )
    );

    PostAggregator postAgg2 = new ArithmeticPostAggregator(
        "postAgg",
        "/",
        Lists.<PostAggregator>newArrayList(
            new FieldAccessPostAggregator(
                null,
                "Agg1"
            ), new FieldAccessPostAggregator(null, "Agg2")
        )
    );

    Assert.assertEquals(
        new Pair(Lists.newArrayList(agg1, agg2), Lists.newArrayList(postAgg2)), AggregatorUtil.condensedAggregators(
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        )
        .setPostAggregatorSpecs(
            Arrays.<PostAggregator>asList(
                new ArithmeticPostAggregator(
                    "idx_subpostagg", "+", Arrays.<PostAggregator>asList(
                    new FieldAccessPostAggregator("the_idx_subagg", "idx_subagg"),
                    new ConstantPostAggregator("thousand", 1000, 1000)
                )
                )

            )
        )
        .setGranularity(QueryRunnerTestHelper.dayGran)
        .build();

    final GroupByQuery query = GroupByQuery
        .builder()
        .setDataSource(subquery)
        .setQuerySegmentSpec(QueryRunnerTestHelper.firstToThird)
        .setDimensions(Lists.<DimensionSpec>newArrayList(new DefaultDimensionSpec("alias", "alias")))
        .setAggregatorSpecs(
            Arrays.<AggregatorFactory>asList(
                new LongSumAggregatorFactory("rows", "rows"),
                new LongSumAggregatorFactory("idx", "idx_subpostagg")
            )
        )
        .setPostAggregatorSpecs(
            Arrays.<PostAggregator>asList(
                new ArithmeticPostAggregator(
                    "idx", "+", Arrays.asList(
                    new FieldAccessPostAggregator("the_idx_agg", "idx"),
                    new ConstantPostAggregator("ten_thousand", 10000, 10000)
                )
                )

            )
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Related Classes of io.druid.query.aggregation.post.FieldAccessPostAggregator

  • io.druid.query.aggregation.AggregatorUtilTest
  • io.druid.query.groupby.GroupByQueryRunnerTest
  • io.druid.query.QueriesTest
  • io.druid.query.topn.TopNBinaryFnBenchmark
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