jihoonson commented on a change in pull request #11081:
URL: https://github.com/apache/druid/pull/11081#discussion_r611091726
##########
File path:
processing/src/test/java/org/apache/druid/query/groupby/GroupByQueryRunnerTest.java
##########
@@ -10767,6 +10767,80 @@ public void
testSubqueryWithMultipleIntervalsInOuterQueryWithLimitPushDown()
TestHelper.assertExpectedObjects(expectedResults, results,
"limit-pushdown");
}
+ @Test
+ public void testVirtualColumnFilterOnInnerQuery()
+ {
+ GroupByQuery subquery = makeQueryBuilder()
+ .setDataSource(QueryRunnerTestHelper.DATA_SOURCE)
+ .setQuerySegmentSpec(QueryRunnerTestHelper.FIRST_TO_THIRD)
+ .setDimensions(new DefaultDimensionSpec("quality", "alias"))
+ .setLimitSpec(
+ new DefaultLimitSpec(
+ Collections.singletonList(new OrderByColumnSpec("alias",
OrderByColumnSpec.Direction.DESCENDING)),
+ 12
+ )
+ )
+ .setAggregatorSpecs(
+ QueryRunnerTestHelper.ROWS_COUNT,
+ new LongSumAggregatorFactory("idx", "index")
+ )
+ .setGranularity(QueryRunnerTestHelper.DAY_GRAN)
+ .build();
+
+ GroupByQuery query = makeQueryBuilder()
+ .setDataSource(subquery)
+ .setQuerySegmentSpec(
+ new MultipleIntervalSegmentSpec(
+ ImmutableList.of(
+
Intervals.of("2011-04-01T00:00:00.000Z/2011-04-01T23:58:00.000Z"),
+
Intervals.of("2011-04-02T00:00:00.000Z/2011-04-03T00:00:00.000Z")
+ )
+ )
+ ).setDimensions(new DefaultDimensionSpec("alias", "alias"))
+ .setVirtualColumns(
+ new ExpressionVirtualColumn(
+ "v",
+ "case_searched(idx > 1000, 1, 0)",
+ ValueType.LONG,
+ TestExprMacroTable.INSTANCE
+ )
+ )
+ .setDimFilter(
+ new BoundDimFilter(
+ "v",
+ "0",
+ null,
+ true,
+ false,
+ null,
+ null,
+ StringComparators.NUMERIC
+ )
+ )
+ .setLimitSpec(
+ new DefaultLimitSpec(
+ Collections.singletonList(new OrderByColumnSpec("alias",
OrderByColumnSpec.Direction.DESCENDING)),
+ 15
+ )
+ )
+ .setAggregatorSpecs(
+ new LongSumAggregatorFactory("rows", "rows"),
+ new LongSumAggregatorFactory("idx", "idx")
+ )
+ .setGranularity(QueryRunnerTestHelper.DAY_GRAN)
+ .build();
+
+ List<ResultRow> expectedResults = Arrays.asList(
+ makeRow(query, "2011-04-01", "alias", "premium", "rows", 3L, "idx",
2900L),
+ makeRow(query, "2011-04-01", "alias", "mezzanine", "rows", 3L, "idx",
2870L),
+ makeRow(query, "2011-04-02", "alias", "premium", "rows", 3L, "idx",
2505L)
+ );
+
+ Iterable<ResultRow> results =
GroupByQueryRunnerTestHelper.runQuery(factory, runner, query);
+ System.out.println(results);
Review comment:
```suggestion
```
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