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https://issues.apache.org/jira/browse/FLINK-6094?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16121719#comment-16121719
]
ASF GitHub Bot commented on FLINK-6094:
---------------------------------------
Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/4471#discussion_r132441331
--- Diff:
flink-libraries/flink-table/src/test/scala/org/apache/flink/table/runtime/stream/sql/JoinITCase.scala
---
@@ -102,5 +103,51 @@ class JoinITCase extends StreamingWithStateTestBase {
env.execute()
}
+ /** test process time non-window inner join **/
+ @Test
+ def testProcessTimeNonWindowInnerJoin(): Unit = {
+ val env = StreamExecutionEnvironment.getExecutionEnvironment
+ val tEnv = TableEnvironment.getTableEnvironment(env)
+ env.setStateBackend(getStateBackend)
+ StreamITCase.clear
+ env.setParallelism(1)
+
+ val data1 = new mutable.MutableList[(Int, Long, String)]
+ data1.+=((1, 1L, "Hi1"))
+ data1.+=((1, 2L, "Hi2"))
+ data1.+=((1, 2L, "Hi2"))
+ data1.+=((1, 5L, "Hi3"))
+ data1.+=((2, 7L, "Hi5"))
+ data1.+=((1, 9L, "Hi6"))
+ data1.+=((1, 8L, "Hi8"))
+
+ val data2 = new mutable.MutableList[(Int, Long, String)]
+ data2.+=((1, 1L, "HiHi"))
+ data2.+=((2, 2L, "HeHe"))
+
+ val t1 = env.fromCollection(data1).toTable(tEnv, 'a, 'b, 'c)
+ val t2 = env.fromCollection(data2).toTable(tEnv, 'a, 'b, 'c)
+
+ tEnv.registerTable("T1", t1)
+ tEnv.registerTable("T2", t2)
+
+ val sqlQuery = "SELECT t2.a, t2.c, t1.c from T1 as t1 join T2 as t2 on
t1.a = t2.a " +
--- End diff --
Please format the query to make it easier to read:
```
SELECT t2.a, t2.c, t1.c
FROM
T1 as t1 JOIN T2 as t2
ON t1.a = t2.a AND t1.b > t2.b
```
> Implement stream-stream proctime non-window inner join
> -------------------------------------------------------
>
> Key: FLINK-6094
> URL: https://issues.apache.org/jira/browse/FLINK-6094
> Project: Flink
> Issue Type: New Feature
> Components: Table API & SQL
> Reporter: Shaoxuan Wang
> Assignee: Hequn Cheng
>
> This includes:
> 1.Implement stream-stream proctime non-window inner join
> 2.Implement the retract process logic for join
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