lirui-apache commented on a change in pull request #11215:
[FLINK-16275][table-planner-blink] AggsHandlerCodeGenerator can fail …
URL: https://github.com/apache/flink/pull/11215#discussion_r384497843
##########
File path:
flink-table/flink-table-planner-blink/src/test/scala/org/apache/flink/table/planner/runtime/utils/UserDefinedFunctionTestUtils.scala
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@@ -377,6 +377,13 @@ object UserDefinedFunctionTestUtils {
override def getResultType(signature: Array[Class[_]]): TypeInformation[_]
= Types.JAVA_BIG_DEC
}
+ @SerialVersionUID(1L)
+ object MyIsNull extends ScalarFunction {
Review comment:
Hmm, `IsNullUDF ` sounds better to me
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