Examples with PostAggregator io.druid.query.aggregation.PostAggregator used on opensource projects

Example 11 with PostAggregator

use of io.druid.query.aggregation.PostAggregator in project druid by druid-io.

the class QueriesTest method testVerifyAggregationsMultiLevelMissingVal.

@Test
public void testVerifyAggregationsMultiLevelMissingVal() throws Exception {
    List<AggregatorFactory> aggFactories = Arrays.<AggregatorFactory>asList(new CountAggregatorFactory("count"), new DoubleSumAggregatorFactory("idx", "index"), new DoubleSumAggregatorFactory("rev", "revenue"));
    List<PostAggregator> postAggs = Arrays.<PostAggregator>asList(new ArithmeticPostAggregator("divideStuff", "/", Arrays.<PostAggregator>asList(new ArithmeticPostAggregator("addStuff", "+", Arrays.asList(new FieldAccessPostAggregator("idx", "idx"), new ConstantPostAggregator("const", 1))), new ArithmeticPostAggregator("subtractStuff", "-", Arrays.asList(new FieldAccessPostAggregator("rev", "rev2"), new ConstantPostAggregator("const", 1))))), new ArithmeticPostAggregator("addStuff", "+", Arrays.<PostAggregator>asList(new FieldAccessPostAggregator("divideStuff", "divideStuff"), new FieldAccessPostAggregator("count", "count"))));
    boolean exceptionOccured = false;
    try {
        Queries.prepareAggregations(aggFactories, postAggs);
    } catch (IllegalArgumentException e) {
        exceptionOccured = true;
    }
    Assert.assertTrue(exceptionOccured);
}

Example 12 with PostAggregator

use of io.druid.query.aggregation.PostAggregator in project druid by druid-io.

the class QueriesTest method testVerifyAggregations.

@Test
public void testVerifyAggregations() throws Exception {
    List<AggregatorFactory> aggFactories = Arrays.<AggregatorFactory>asList(new CountAggregatorFactory("count"), new DoubleSumAggregatorFactory("idx", "index"), new DoubleSumAggregatorFactory("rev", "revenue"));
    List<PostAggregator> postAggs = Arrays.<PostAggregator>asList(new ArithmeticPostAggregator("addStuff", "+", Arrays.<PostAggregator>asList(new FieldAccessPostAggregator("idx", "idx"), new FieldAccessPostAggregator("count", "count"))));
    boolean exceptionOccured = false;
    try {
        Queries.prepareAggregations(aggFactories, postAggs);
    } catch (IllegalArgumentException e) {
        exceptionOccured = true;
    }
    Assert.assertFalse(exceptionOccured);
}

Example 13 with PostAggregator

use of io.druid.query.aggregation.PostAggregator in project druid by druid-io.

the class QueriesTest method testVerifyAggregationsMultiLevel.

@Test
public void testVerifyAggregationsMultiLevel() throws Exception {
    List<AggregatorFactory> aggFactories = Arrays.<AggregatorFactory>asList(new CountAggregatorFactory("count"), new DoubleSumAggregatorFactory("idx", "index"), new DoubleSumAggregatorFactory("rev", "revenue"));
    List<PostAggregator> postAggs = Arrays.<PostAggregator>asList(new ArithmeticPostAggregator("divideStuff", "/", Arrays.<PostAggregator>asList(new ArithmeticPostAggregator("addStuff", "+", Arrays.asList(new FieldAccessPostAggregator("idx", "idx"), new ConstantPostAggregator("const", 1))), new ArithmeticPostAggregator("subtractStuff", "-", Arrays.asList(new FieldAccessPostAggregator("rev", "rev"), new ConstantPostAggregator("const", 1))))), new ArithmeticPostAggregator("addStuff", "+", Arrays.<PostAggregator>asList(new FieldAccessPostAggregator("divideStuff", "divideStuff"), new FieldAccessPostAggregator("count", "count"))));
    boolean exceptionOccured = false;
    try {
        Queries.prepareAggregations(aggFactories, postAggs);
    } catch (IllegalArgumentException e) {
        exceptionOccured = true;
    }
    Assert.assertFalse(exceptionOccured);
}

Example 14 with PostAggregator

use of io.druid.query.aggregation.PostAggregator in project druid by druid-io.

the class QueriesTest method testVerifyAggregationsMissingVal.

@Test
public void testVerifyAggregationsMissingVal() throws Exception {
    List<AggregatorFactory> aggFactories = Arrays.<AggregatorFactory>asList(new CountAggregatorFactory("count"), new DoubleSumAggregatorFactory("idx", "index"), new DoubleSumAggregatorFactory("rev", "revenue"));
    List<PostAggregator> postAggs = Arrays.<PostAggregator>asList(new ArithmeticPostAggregator("addStuff", "+", Arrays.<PostAggregator>asList(new FieldAccessPostAggregator("idx", "idx2"), new FieldAccessPostAggregator("count", "count"))));
    boolean exceptionOccured = false;
    try {
        Queries.prepareAggregations(aggFactories, postAggs);
    } catch (IllegalArgumentException e) {
        exceptionOccured = true;
    }
    Assert.assertTrue(exceptionOccured);
}

Example 15 with PostAggregator

use of io.druid.query.aggregation.PostAggregator in project druid by druid-io.

the class LongLeastPostAggregatorTest method testComparator.

@Test
public void testComparator() {
    final String aggName = "rows";
    LongLeastPostAggregator leastPostAggregator;
    CountAggregator agg = new CountAggregator();
    Map<String, Object> metricValues = new HashMap<String, Object>();
    metricValues.put(aggName, agg.get());
    List<PostAggregator> postAggregatorList = Lists.newArrayList(new ConstantPostAggregator("roku", 2D), new FieldAccessPostAggregator("rows", aggName));
    leastPostAggregator = new LongLeastPostAggregator("leastPostAggregator", postAggregatorList);
    Comparator comp = leastPostAggregator.getComparator();
    Object before = leastPostAggregator.compute(metricValues);
    agg.aggregate();
    agg.aggregate();
    agg.aggregate();
    metricValues.put(aggName, agg.get());
    Object after = leastPostAggregator.compute(metricValues);
    Assert.assertEquals(-1, comp.compare(before, after));
    Assert.assertEquals(0, comp.compare(before, before));
    Assert.assertEquals(0, comp.compare(after, after));
    Assert.assertEquals(1, comp.compare(after, before));
}