HeartSaVioR commented on a change in pull request #24936: [SPARK-24634][SS] Add
a new metric regarding number of rows later than watermark plus allowed delay
URL: https://github.com/apache/spark/pull/24936#discussion_r329946770
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File path:
sql/core/src/test/scala/org/apache/spark/sql/streaming/FlatMapGroupsWithStateSuite.scala
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@@ -795,7 +795,7 @@ class FlatMapGroupsWithStateSuite extends
StateStoreMetricsTest {
}
},
CheckNewAnswer(("c", "-1")),
- assertNumStateRows(total = 0, updated = 0)
+ assertNumStateRows(total = 0, updated = 1, lateInput = 0)
Review comment:
This is a bug on FlatMapGroupsWithStateExec: when state operators drop rows
from state, these operators don't increase "updated". Unfortunately
FlatMapGroupsWithStateExec does. I'll raise a patch shortly.
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