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https://issues.apache.org/jira/browse/FLINK-7853?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16208448#comment-16208448
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ASF GitHub Bot commented on FLINK-7853:
---------------------------------------
Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/4842#discussion_r145260250
--- Diff:
flink-libraries/flink-table/src/test/scala/org/apache/flink/table/api/stream/table/CorrelateTest.scala
---
@@ -99,6 +104,21 @@ class CorrelateTest extends TableTestBase {
util.verifyTable(result, expected)
}
+ /**
+ * Due to the improper translation of TableFunction left outer join
(see CALCITE-2004), the
+ * join predicates can only be empty or literal true.
+ */
+ @Test (expected = classOf[ValidationException])
--- End diff --
move this test method to `validate.CorrelateValidationTest`.
> Reject table function outer joins with predicates in Table API
> --------------------------------------------------------------
>
> Key: FLINK-7853
> URL: https://issues.apache.org/jira/browse/FLINK-7853
> Project: Flink
> Issue Type: Sub-task
> Components: Table API & SQL
> Reporter: Xingcan Cui
> Assignee: Xingcan Cui
> Priority: Blocker
> Fix For: 1.4.0
>
>
> Due to CALCITE-2004, the table function outer joins can not be normally
> executed. We should cover it up by rejecting join predicates temporarily,
> until the issue is fixed in Calcite.
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