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Posted to issues@spark.apache.org by "Burak Yavuz (JIRA)" <ji...@apache.org> on 2015/08/04 23:48:04 UTC

[jira] [Created] (SPARK-9616) Erroneous result in Frequent Items (SQL) when merging FrequentItemCounters

Burak Yavuz created SPARK-9616:
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             Summary: Erroneous result in Frequent Items (SQL) when merging FrequentItemCounters
                 Key: SPARK-9616
                 URL: https://issues.apache.org/jira/browse/SPARK-9616
             Project: Spark
          Issue Type: Bug
          Components: MLlib, SQL
    Affects Versions: 1.5.0
            Reporter: Burak Yavuz
            Priority: Critical


Existing behavior with max size:
Partition A ->  Map(1 -> 3, 2 -> 3, 3 -> 4)
Partition B -> Map(4 -> 25)

Result -> Map()

Correct Behavior:
Partition A ->  Map(1 -> 3, 2 -> 3, 3 -> 4)
Partition B -> Map(4 -> 25)

Result -> Map(3 -> 1, 4 -> 22)



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