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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-16301) Analyzer rule for resolving using joins should respect case sensitivity setting
Date Wed, 29 Jun 2016 18:39:06 GMT

    [ https://issues.apache.org/jira/browse/SPARK-16301?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15355596#comment-15355596
] 

Apache Spark commented on SPARK-16301:
--------------------------------------

User 'yhuai' has created a pull request for this issue:
https://github.com/apache/spark/pull/13977

> Analyzer rule for resolving using joins should respect case sensitivity setting
> -------------------------------------------------------------------------------
>
>                 Key: SPARK-16301
>                 URL: https://issues.apache.org/jira/browse/SPARK-16301
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>            Reporter: Yin Huai
>            Assignee: Yin Huai
>            Priority: Critical
>
> Quick repro: Passes on Spark 1.6.x, but fails on 2.0
> {code}
> case class MyColumn(userId: Int, field: String)
> val ds = Seq(MyColumn(1, "a")).toDF
> ds.join(ds, Seq("userid"))
> {code}
> {code}
> stacktrace:
> java.util.NoSuchElementException: None.get
> 	at scala.None$.get(Option.scala:313)
> 	at scala.None$.get(Option.scala:311)
> 	at org.apache.spark.sql.catalyst.analysis.Analyzer$$anonfun$88.apply(Analyzer.scala:1844)
> 	at org.apache.spark.sql.catalyst.analysis.Analyzer$$anonfun$88.apply(Analyzer.scala:1844)
> {code}



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