kishoreg commented on code in PR #10434:
URL: https://github.com/apache/pinot/pull/10434#discussion_r1144274769
##########
pinot-integration-tests/src/test/java/org/apache/pinot/integration/tests/MultiStageEngineIntegrationTest.java:
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@@ -108,6 +107,18 @@ public void testQueryOptions()
h2Query, getH2Connection(), null, ImmutableMap.of("queryOptions",
"useMultistageEngine=true"));
}
+ @Test
+ public void testMultiValueColumnSelectionQuery()
+ throws Exception {
+ String pinotQuery =
+ "SELECT DivAirportIDs, DivAirports FROM mytable WHERE
DATE_TIME_CONVERT(DaysSinceEpoch, '1:DAYS:EPOCH', "
+ + "'1:DAYS:SIMPLE_DATE_FORMAT:yyyy-MM-dd''T''HH:mm:ss.SSS''Z''',
'1:DAYS') = '2014-09-05T00:00:00.000Z'";
+ String h2Query =
+ "SELECT DivAirportIDs__MV0, DivAirports__MV0 FROM mytable WHERE
DaysSinceEpoch = 16318 LIMIT 10000";
+ ClusterIntegrationTestUtils.testQueryWithMatchingRowCount(pinotQuery,
_brokerBaseApiUrl, getPinotConnection(),
+ h2Query, getH2Connection(), null, ImmutableMap.of("queryOptions",
"useMultistageEngine=true"));
Review Comment:
lets think about the behavior here.. one option I can think of is to keep
implicit unnest on mv columns restricted to a single table and single level mv.
with joins and windows we make unnest/cross join a requirement to flatten the
array column
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