Github user peter-toth commented on a diff in the pull request: https://github.com/apache/spark/pull/22766#discussion_r226345858 --- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/hiveUDFs.scala --- @@ -339,40 +339,38 @@ private[hive] case class HiveUDAFFunction( val parameterInfo = new SimpleGenericUDAFParameterInfo(inputInspectors, false, false) resolver.getEvaluator(parameterInfo) } + + private case class Mode(evaluator: GenericUDAFEvaluator, objectInspector: ObjectInspector) --- End diff -- evaluator and object inspector need to be initialized together
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