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https://issues.apache.org/jira/browse/FLINK-13563?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Tzu-Li (Gordon) Tai updated FLINK-13563:
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Fix Version/s: (was: 1.9.0)
> TumblingGroupWindow should implement toString method
> ----------------------------------------------------
>
> Key: FLINK-13563
> URL: https://issues.apache.org/jira/browse/FLINK-13563
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / Planner
> Affects Versions: 1.9.0, 1.10.0
> Reporter: godfrey he
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> {code:scala}
> @Test
> def testAllEventTimeTumblingGroupWindowOverTime(): Unit = {
> val util = streamTestUtil()
> val table = util.addDataStream[(Long, Int, String)](
> "T1", 'long, 'int, 'string, 'rowtime.rowtime)
> val windowedTable = table
> .window(Tumble over 5.millis on 'rowtime as 'w)
> .groupBy('w)
> .select('int.count)
> util.verifyPlan(windowedTable)
> }
> {code}
> currently, it's physical plan is
> {code:java}
> HashWindowAggregate(window=[TumblingGroupWindow],
> select=[Final_COUNT(count$0) AS EXPR$0])
> +- Exchange(distribution=[single])
> +- LocalHashWindowAggregate(window=[TumblingGroupWindow],
> select=[Partial_COUNT(int) AS count$0])
> +- TableSourceScan(table=[[default_catalog, default_database, Table1,
> source: [TestTableSource(long, int, string)]]], fields=[long, int, string])
> {code}
> we know nothing about the TumblingGroupWindow except its name. the expected
> plan is
> {code:java}
> HashWindowAggregate(window=[TumblingGroupWindow('w, long, 5)],
> select=[Final_COUNT(count$0) AS EXPR$0])
> +- Exchange(distribution=[single])
> +- LocalHashWindowAggregate(window=[TumblingGroupWindow('w, long, 5)],
> select=[Partial_COUNT(int) AS count$0])
> +- TableSourceScan(table=[[default_catalog, default_database, Table1,
> source: [TestTableSource(long, int, string)]]], fields=[long, int, string])
> {code}
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