Examples with AggregationGroupByResult com.linkedin.pinot.core.query.aggregation.groupby.AggregationGroupByResult used on opensource projects

Example 6 with AggregationGroupByResult

use of com.linkedin.pinot.core.query.aggregation.groupby.AggregationGroupByResult in project pinot by linkedin.

the class TransformGroupByTest method testTimeRollUp.

/**
   * Test for group-by with transformed time column from millis to days.
   *
   * @throws Exception
   */
@Test
public void testTimeRollUp() throws Exception {
    String query = String.format("select sum(%s) from xformSegTable group by timeConvert(%s, 'MILLISECONDS', 'DAYS')", METRIC_NAME, TIME_COLUMN_NAME);
    AggregationGroupByResult groupByResult = executeGroupByQuery(_indexSegment, query);
    Assert.assertNotNull(groupByResult);
    Iterator<GroupKeyGenerator.GroupKey> groupKeyIterator = groupByResult.getGroupKeyIterator();
    Assert.assertNotNull(groupKeyIterator);
    // Compute the expected answer for the query.
    Map<String, Double> expectedValuesMap = new HashMap<>();
    _recordReader.rewind();
    for (int row = 0; row < NUM_ROWS; row++) {
        GenericRow genericRow = _recordReader.next();
        long daysSinceEpoch = TimeUnit.DAYS.convert(((Long) genericRow.getValue(TIME_COLUMN_NAME)), TimeUnit.MILLISECONDS);
        Double value = (Double) genericRow.getValue(METRIC_NAME);
        String key = String.valueOf(daysSinceEpoch);
        Double prevValue = expectedValuesMap.get(key);
        if (prevValue == null) {
            expectedValuesMap.put(key, value);
        } else {
            expectedValuesMap.put(key, prevValue + value);
        }
    }
    compareGroupByResults(groupByResult, expectedValuesMap);
}

Example 7 with AggregationGroupByResult

use of com.linkedin.pinot.core.query.aggregation.groupby.AggregationGroupByResult in project pinot by linkedin.

the class InnerSegmentAggregationMultiValueQueriesTest method testSmallAggregationGroupBy.

@Test
public void testSmallAggregationGroupBy() {
    String query = "SELECT" + AGGREGATION + " FROM testTable" + SMALL_GROUP_BY;
    // NOTE: here we assume the first group key returned from the iterator is constant.
    // Test query without filter.
    AggregationGroupByOperator aggregationGroupByOperator = getOperatorForQuery(query);
    IntermediateResultsBlock resultsBlock = (IntermediateResultsBlock) aggregationGroupByOperator.nextBlock();
    ExecutionStatistics executionStatistics = aggregationGroupByOperator.getExecutionStatistics();
    Assert.assertEquals(executionStatistics.getNumDocsScanned(), 100000L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedInFilter(), 0L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedPostFilter(), 500000L);
    Assert.assertEquals(executionStatistics.getNumTotalRawDocs(), 100000L);
    AggregationGroupByResult aggregationGroupByResult = resultsBlock.getAggregationGroupByResult();
    GroupKeyGenerator.GroupKey firstGroupKey = aggregationGroupByResult.getGroupKeyIterator().next();
    Assert.assertEquals(firstGroupKey.getStringKey(), "201");
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 0)).longValue(), 26L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 1)).longValue(), 32555949195L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 2)).intValue(), 2100941020);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 3)).intValue(), 117939666);
    AvgPair avgResult = (AvgPair) aggregationGroupByResult.getResultForKey(firstGroupKey, 4);
    Assert.assertEquals((long) avgResult.getSum(), 23061775005L);
    Assert.assertEquals(avgResult.getCount(), 26L);
    // Test query with filter.
    aggregationGroupByOperator = getOperatorForQueryWithFilter(query);
    resultsBlock = (IntermediateResultsBlock) aggregationGroupByOperator.nextBlock();
    executionStatistics = aggregationGroupByOperator.getExecutionStatistics();
    Assert.assertEquals(executionStatistics.getNumDocsScanned(), 15620L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedInFilter(), 282430L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedPostFilter(), 78100L);
    Assert.assertEquals(executionStatistics.getNumTotalRawDocs(), 100000L);
    aggregationGroupByResult = resultsBlock.getAggregationGroupByResult();
    firstGroupKey = aggregationGroupByResult.getGroupKeyIterator().next();
    Assert.assertEquals(firstGroupKey.getStringKey(), "203");
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 0)).longValue(), 1L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 1)).longValue(), 185436225L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 2)).intValue(), 987549258);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 3)).intValue(), 674022574);
    avgResult = (AvgPair) aggregationGroupByResult.getResultForKey(firstGroupKey, 4);
    Assert.assertEquals((long) avgResult.getSum(), 674022574L);
    Assert.assertEquals(avgResult.getCount(), 1L);
}

Example 8 with AggregationGroupByResult

use of com.linkedin.pinot.core.query.aggregation.groupby.AggregationGroupByResult in project pinot by linkedin.

the class InnerSegmentAggregationSingleValueQueriesTest method testMediumAggregationGroupBy.

@Test
public void testMediumAggregationGroupBy() {
    String query = "SELECT" + AGGREGATION + " FROM testTable" + MEDIUM_GROUP_BY;
    // NOTE: here we assume the first group key returned from the iterator is constant.
    // Test query without filter.
    AggregationGroupByOperator aggregationGroupByOperator = getOperatorForQuery(query);
    IntermediateResultsBlock resultsBlock = (IntermediateResultsBlock) aggregationGroupByOperator.nextBlock();
    ExecutionStatistics executionStatistics = aggregationGroupByOperator.getExecutionStatistics();
    Assert.assertEquals(executionStatistics.getNumDocsScanned(), 30000L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedInFilter(), 0L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedPostFilter(), 210000L);
    Assert.assertEquals(executionStatistics.getNumTotalRawDocs(), 30000L);
    AggregationGroupByResult aggregationGroupByResult = resultsBlock.getAggregationGroupByResult();
    GroupKeyGenerator.GroupKey firstGroupKey = aggregationGroupByResult.getGroupKeyIterator().next();
    Assert.assertEquals(firstGroupKey.getStringKey(), "1577638897\tP\tKrNxpdycSiwoRohEiTIlLqDHnx");
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 0)).longValue(), 5L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 1)).longValue(), 1211410535L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 2)).intValue(), 1720170285);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 3)).intValue(), 1585725369);
    AvgPair avgResult = (AvgPair) aggregationGroupByResult.getResultForKey(firstGroupKey, 4);
    Assert.assertEquals((long) avgResult.getSum(), 8398774425L);
    Assert.assertEquals(avgResult.getCount(), 5L);
    // Test query with filter.
    aggregationGroupByOperator = getOperatorForQueryWithFilter(query);
    resultsBlock = (IntermediateResultsBlock) aggregationGroupByOperator.nextBlock();
    executionStatistics = aggregationGroupByOperator.getExecutionStatistics();
    Assert.assertEquals(executionStatistics.getNumDocsScanned(), 6129L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedInFilter(), 84134L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedPostFilter(), 42903L);
    Assert.assertEquals(executionStatistics.getNumTotalRawDocs(), 30000L);
    aggregationGroupByResult = resultsBlock.getAggregationGroupByResult();
    firstGroupKey = aggregationGroupByResult.getGroupKeyIterator().next();
    Assert.assertEquals(firstGroupKey.getStringKey(), "1096298724\tP\tKrNxpdycSiwoRohEiTIlLqDHnx");
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 0)).longValue(), 7L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 1)).longValue(), 13531749490L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 2)).intValue(), 478007592);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 3)).intValue(), 394608493);
    avgResult = (AvgPair) aggregationGroupByResult.getResultForKey(firstGroupKey, 4);
    Assert.assertEquals((long) avgResult.getSum(), 1229066783L);
    Assert.assertEquals(avgResult.getCount(), 7L);
}

Example 9 with AggregationGroupByResult

use of com.linkedin.pinot.core.query.aggregation.groupby.AggregationGroupByResult in project pinot by linkedin.

the class InnerSegmentAggregationSingleValueQueriesTest method testLargeAggregationGroupBy.

@Test
public void testLargeAggregationGroupBy() {
    String query = "SELECT" + AGGREGATION + " FROM testTable" + LARGE_GROUP_BY;
    // NOTE: here we assume the first group key returned from the iterator is constant.
    // Test query without filter.
    AggregationGroupByOperator aggregationGroupByOperator = getOperatorForQuery(query);
    IntermediateResultsBlock resultsBlock = (IntermediateResultsBlock) aggregationGroupByOperator.nextBlock();
    ExecutionStatistics executionStatistics = aggregationGroupByOperator.getExecutionStatistics();
    Assert.assertEquals(executionStatistics.getNumDocsScanned(), 30000L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedInFilter(), 0L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedPostFilter(), 270000L);
    Assert.assertEquals(executionStatistics.getNumTotalRawDocs(), 30000L);
    AggregationGroupByResult aggregationGroupByResult = resultsBlock.getAggregationGroupByResult();
    GroupKeyGenerator.GroupKey firstGroupKey = aggregationGroupByResult.getGroupKeyIterator().next();
    Assert.assertEquals(firstGroupKey.getStringKey(), "1784773968\t204243323\t628170461\t1985159279\t296467636\tP\tHEuxNvH\t402773817\t2047180536");
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 0)).longValue(), 1L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 1)).longValue(), 1784773968L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 2)).intValue(), 204243323);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 3)).intValue(), 628170461);
    AvgPair avgResult = (AvgPair) aggregationGroupByResult.getResultForKey(firstGroupKey, 4);
    Assert.assertEquals((long) avgResult.getSum(), 1985159279L);
    Assert.assertEquals(avgResult.getCount(), 1L);
    // Test query with filter.
    aggregationGroupByOperator = getOperatorForQueryWithFilter(query);
    resultsBlock = (IntermediateResultsBlock) aggregationGroupByOperator.nextBlock();
    executionStatistics = aggregationGroupByOperator.getExecutionStatistics();
    Assert.assertEquals(executionStatistics.getNumDocsScanned(), 6129L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedInFilter(), 84134L);
    Assert.assertEquals(executionStatistics.getNumEntriesScannedPostFilter(), 55161L);
    Assert.assertEquals(executionStatistics.getNumTotalRawDocs(), 30000L);
    aggregationGroupByResult = resultsBlock.getAggregationGroupByResult();
    firstGroupKey = aggregationGroupByResult.getGroupKeyIterator().next();
    Assert.assertEquals(firstGroupKey.getStringKey(), "1361199163\t178133991\t296467636\t788414092\t1719301234\tP\tMaztCmmxxgguBUxPti\t1284373442\t752388855");
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 0)).longValue(), 1L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 1)).longValue(), 1361199163L);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 2)).intValue(), 178133991);
    Assert.assertEquals(((Number) aggregationGroupByResult.getResultForKey(firstGroupKey, 3)).intValue(), 296467636);
    avgResult = (AvgPair) aggregationGroupByResult.getResultForKey(firstGroupKey, 4);
    Assert.assertEquals((long) avgResult.getSum(), 788414092L);
    Assert.assertEquals(avgResult.getCount(), 1L);
}