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https://issues.apache.org/jira/browse/FLINK-8689?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16376799#comment-16376799
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ASF GitHub Bot commented on FLINK-8689:
---------------------------------------
Github user hequn8128 commented on a diff in the pull request:
https://github.com/apache/flink/pull/5555#discussion_r170577818
--- Diff:
flink-libraries/flink-table/src/test/scala/org/apache/flink/table/runtime/stream/sql/OverWindowITCase.scala
---
@@ -50,6 +50,80 @@ class OverWindowITCase extends
StreamingWithStateTestBase {
(8L, 8, "Hello World"),
(20L, 20, "Hello World"))
+ @Test
+ def testUnboundedDistinctGroupWindow(): Unit = {
--- End diff --
Remove this test case. The distinct in this case is solved by
`AggregateExpandDistinctAggregatesRule`
> Add runtime support of distinct filter using MapView
> -----------------------------------------------------
>
> Key: FLINK-8689
> URL: https://issues.apache.org/jira/browse/FLINK-8689
> Project: Flink
> Issue Type: Sub-task
> Reporter: Rong Rong
> Assignee: Rong Rong
> Priority: Major
>
> This ticket should cover distinct aggregate function support to codegen for
> *AggregateCall*, where *isDistinct* fields is set to true.
> This can be verified using the following SQL, which is not currently
> producing correct results.
> {code:java}
> SELECT
> a,
> SUM(b) OVER (PARTITION BY a ORDER BY proctime ROWS BETWEEN 5 PRECEDING AND
> CURRENT ROW)
> FROM
> MyTable{code}
>
>
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