Hi, In spark-0.8.1, in org.apache.spark.Aggregator.scala where actual aggregation is done, logic has been moved from hashMap to AppendOnlyMap. Was there any specific reason for that. Any issues found in java.util.HashMap?
I am asking this, because I am facing a problem, which could be related to HashMap/ AppendOnlyMap. Thanks and Regards, Archit Thakur.
