Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/1150#discussion_r14553945
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/basicOperators.scala ---
@@ -205,3 +205,15 @@ object ExistingRdd {
case class ExistingRdd(output: Seq[Attribute], rdd: RDD[Row]) extends
LeafNode {
override def execute() = rdd
}
+
+/**
+ * :: DeveloperApi ::
--- End diff --
Scala doc please:
Returns the rows in `left` that also appear in `right` using the built in
spark `intersection` function.
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