Github user chenghao-intel commented on a diff in the pull request:
https://github.com/apache/spark/pull/7192#discussion_r33860021
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/InsertIntoHiveTable.scala
---
@@ -43,8 +42,8 @@ import org.apache.spark.util.SerializableJobConf
private[hive]
case class InsertIntoHiveTable(
table: MetastoreRelation,
- partition: Map[String, Option[String]],
- child: SparkPlan,
+ @transient partition: Map[String, Option[String]],
+ @transient child: SparkPlan,
--- End diff --
This is probably a general way how we pass the data into the executors,
we'd better keep it unchange, except we found this reduce the performance
dramatically. Even for that, we probably need to review all of the Spark Plan
nodes.
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