Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/13890#discussion_r69674173
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/ExistingRDD.scala ---
@@ -74,13 +74,71 @@ object RDDConversions {
}
}
+private[sql] object ExistingRDD {
+
+ def apply[T: Encoder](rdd: RDD[T])(session: SparkSession): LogicalPlan =
{
+ val exisitingRdd = ExistingRDD(CatalystSerde.generateObjAttr[T],
rdd)(session)
+ CatalystSerde.serialize[T](exisitingRdd)
+ }
+}
+
/** Logical plan node for scanning data from an RDD. */
+private[sql] case class ExistingRDD[T](
+ outputObjAttr: Attribute,
+ rdd: RDD[T])(session: SparkSession)
--- End diff --
why curry here?
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