Github user DmytroShkvyra commented on a diff in the pull request: https://github.com/apache/flink/pull/2870#discussion_r105238764 --- Diff: flink-libraries/flink-table/src/main/scala/org/apache/flink/api/table/codegen/CodeGenerator.scala --- @@ -870,6 +870,16 @@ class CodeGenerator( requireTimeInterval(operand) generateUnaryIntervalPlusMinus(plus = true, nullCheck, operand) + case IN => + val left = operands.head + val right = operands.tail + val addReusableCodeCallback = (declaration: String, initialization: String) => { --- End diff -- @twalthr `generateIn` can executed long enough. This solution works fine
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