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From "Wenchen Fan (JIRA)" <j...@apache.org>
Subject [jira] [Created] (SPARK-20125) Dataset of type option of map does not work
Date Tue, 28 Mar 2017 08:17:41 GMT
Wenchen Fan created SPARK-20125:
-----------------------------------

             Summary: Dataset of type option of map does not work
                 Key: SPARK-20125
                 URL: https://issues.apache.org/jira/browse/SPARK-20125
             Project: Spark
          Issue Type: Bug
          Components: SQL
    Affects Versions: 2.1.0, 2.2.0
            Reporter: Wenchen Fan
            Assignee: Wenchen Fan


A simple reproduce:
{code}
case class ABC(m: Option[scala.collection.Map[Int, Int]])
val ds = Seq(ABC(Some(Map(1 -> 1)))).toDS() 
ds.collect()
{code}



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