Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/16517#discussion_r96158740
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/InsertIntoHiveTable.scala
---
@@ -69,34 +69,31 @@ import org.apache.spark.util.SerializableJobConf
* {{{
* Map('a' -> Some('1'), 'b' -> None)
* }}}.
- * @param child the logical plan representing data to write to.
+ * @param query the logical plan representing data to write to.
* @param overwrite overwrite existing table or partitions.
* @param ifNotExists If true, only write if the table or partition does
not exist.
*/
case class InsertIntoHiveTable(
table: MetastoreRelation,
partition: Map[String, Option[String]],
- child: SparkPlan,
+ query: LogicalPlan,
overwrite: Boolean,
- ifNotExists: Boolean) extends UnaryExecNode {
+ ifNotExists: Boolean) extends RunnableCommand {
- @transient private val sessionState =
sqlContext.sessionState.asInstanceOf[HiveSessionState]
- @transient private val externalCatalog =
sqlContext.sharedState.externalCatalog
+ override protected def innerChildren: Seq[LogicalPlan] = query :: Nil
--- End diff --
We can't. We only replace `InsertIntoTable` with `InsertIntoHiveTable` at
planner.
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