Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/22219#discussion_r212854113
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/SparkPlan.scala ---
@@ -329,49 +329,52 @@ abstract class SparkPlan extends QueryPlan[SparkPlan]
with Logging with Serializ
*
* This is modeled after `RDD.take` but never runs any job locally on
the driver.
*/
- def executeTake(n: Int): Array[InternalRow] = {
+ def executeTake(n: Int): Array[InternalRow] =
executeTakeIterator(n)._2.toArray
+
+ private[spark] def executeTakeIterator(n: Int): (Long,
Iterator[InternalRow]) = {
--- End diff --
Please add some description for this method.
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