danny0405 commented on a change in pull request #13577:
URL: https://github.com/apache/flink/pull/13577#discussion_r507396944
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File path:
flink-table/flink-table-planner-blink/src/test/resources/org/apache/flink/table/planner/plan/batch/sql/agg/WindowAggregateTest.xml
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@@ -699,10 +699,10 @@ LogicalProject(s=[$1], a=[$2], wStart=[TUMBLE_START($0)])
</Resource>
<Resource name="planAfter">
<![CDATA[
-Calc(select=[CAST(CASE(=($f1, 0), null:INTEGER, s)) AS s,
CAST(CAST(/(CASE(=($f1, 0), null:INTEGER, s), $f1))) AS a, w$start AS wStart])
-+- HashWindowAggregate(window=[TumblingGroupWindow('w$, b, 900000)],
properties=[w$start, w$end, w$rowtime], select=[Final_$SUM0(sum$0) AS s,
Final_COUNT(count1$1) AS $f1])
+Calc(select=[CAST(s) AS s, CAST(a) AS a, w$start AS wStart])
++- HashWindowAggregate(window=[TumblingGroupWindow('w$, b, 900000)],
properties=[w$start, w$end, w$rowtime], select=[Final_SUM(sum$0) AS s,
Final_AVG(sum$1, count$2) AS a])
Review comment:
The cost are the same with the old plan, same cause as the `Union` project
push case.
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