Github user twalthr commented on a diff in the pull request: https://github.com/apache/flink/pull/2870#discussion_r104393386 --- Diff: flink-libraries/flink-table/src/test/scala/org/apache/flink/api/table/expressions/ScalarFunctionsTest.scala --- @@ -1101,6 +1101,45 @@ class ScalarFunctionsTest extends ExpressionTestBase { "true") } + @Test + def testInExpressions(): Unit = { + testTableApi( --- End diff -- Yes, we can also create a follow-up issue for that. But since we are not only building a SQL API but also a Table API, POJOs will occur very frequently and everywhere. We should support them as good as we can.
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