Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/22750#discussion_r226806646 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/ColumnarBatchScan.scala --- @@ -164,12 +162,11 @@ private[sql] trait ColumnarBatchScan extends CodegenSupport { val outputVars = output.zipWithIndex.map { case (a, i) => --- End diff -- set outputVars to null?
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