Github user twalthr commented on a diff in the pull request: https://github.com/apache/flink/pull/2870#discussion_r103962015 --- Diff: flink-libraries/flink-table/src/main/scala/org/apache/flink/api/table/table.scala --- @@ -150,7 +150,35 @@ class Table( * }}} */ def filter(predicate: Expression): Table = { - new Table(tableEnv, Filter(predicate, logicalPlan).validate(tableEnv)) + + predicate match { --- End diff -- The IN operator can also be used in a `select()` statement but if we do the translation here, only `filter()` is supported.
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