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From rxin <>
Subject [GitHub] spark pull request: [SPARK-12798] [SQL] generated BroadcastHashJoi...
Date Sun, 31 Jan 2016 07:23:07 GMT
Github user rxin commented on a diff in the pull request:
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/
    @@ -31,22 +33,20 @@
      * TODO: replaced it by batched columnar format.
     public class BufferedRowIterator {
    -  protected InternalRow currentRow;
    +  protected LinkedList<InternalRow> currentRows = new LinkedList<>();
    --- End diff --
    orthogonal to this pr -- my first reaction to this is that maybe we should spend a week
or two to convert all operators to a push-based model. Otherwise performance is going to suck
big time for some operators.

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