Yeah, should be right -- Nan Zhu
On Wednesday, April 9, 2014 at 8:54 PM, wxhsdp wrote: > thank you, it works > after my operation over p, return p.toIterator, because mapPartitions has > iterator return type, is that right? > rdd.mapPartitions{D => {val p = D.toArray; ...; p.toIterator}} > > > > -- > View this message in context: > http://apache-spark-user-list.1001560.n3.nabble.com/Only-TraversableOnce-tp3873p4043.html > Sent from the Apache Spark User List mailing list archive at Nabble.com > (http://Nabble.com). > >