Github user ash211 commented on a diff in the pull request:
https://github.com/apache/spark/pull/369#discussion_r13530130
--- Diff: core/src/main/scala/org/apache/spark/rdd/RDD.scala ---
@@ -423,6 +423,18 @@ abstract class RDD[T: ClassTag](
def ++(other: RDD[T]): RDD[T] = this.union(other)
/**
+ * Return this RDD sorted by the given key function.
+ */
+ def sortBy[K](
+ f: (T) â K,
+ ascending: Boolean = true,
+ numPartitions: Int = this.partitions.size)
+ (implicit ord: Ordering[K], ctag: ClassTag[K]): RDD[T] =
--- End diff --
Do we need to further discuss the way the parameter is passed or is the
current method sufficient? I'm not sure the implications for binary
compatibility in the future if we switch between the two (context bound vs
implicits).
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