[jira] [Updated] (SPARK-18717) Datasets - crash (compile exception) when mapping to immutable scala map

["Cheng Lian (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-18717?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Cheng Lian updated SPARK-18717:
-------------------------------
    Fix Version/s: 2.1.1

> Datasets - crash (compile exception) when mapping to immutable scala map
> ------------------------------------------------------------------------
>
>                 Key: SPARK-18717
>                 URL: https://issues.apache.org/jira/browse/SPARK-18717
>             Project: Spark
>          Issue Type: Bug
>    Affects Versions: 2.0.2, 2.1.0
>            Reporter: Damian Momot
>            Assignee: Andrew Ray
>             Fix For: 2.1.1, 2.2.0
>
>
> {code}
> val spark: SparkSession = ???
> case class Test(id: String, map_test: Map[Long, String])
> spark.sql("CREATE TABLE xyz.map_test (id string, map_test map<int, string>) STORED AS PARQUET")
> spark.sql("SELECT * FROM xyz.map_test").as[Test].map(t => t).collect()
> {code}
> {code}
> org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 307, Column 108: No applicable constructor/method found for actual parameters "java.lang.String, scala.collection.Map"; candidates are: "$line14.$read$$iw$$iw$Test(java.lang.String, scala.collection.immutable.Map)"
> {code}



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