Github user CodingCat commented on a diff in the pull request: https://github.com/apache/spark/pull/20368#discussion_r163402210 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/columnar/InMemoryRelation.scala --- @@ -63,7 +63,7 @@ case class InMemoryRelation( tableName: Option[String])( @transient var _cachedColumnBuffers: RDD[CachedBatch] = null, val batchStats: LongAccumulator = child.sqlContext.sparkContext.longAccumulator, - statsOfPlanToCache: Statistics = null) + statsOfPlanToCache: Statistics) --- End diff -- leave no default value is fine, we do not any default value actually
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