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https://issues.apache.org/jira/browse/SPARK-8358?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Michael Armbrust resolved SPARK-8358.
-------------------------------------
Resolution: Fixed
Fix Version/s: 1.4.1
1.5.0
Issue resolved by pull request 6811
[https://github.com/apache/spark/pull/6811]
> DataFrame explode with alias and * fails
> ----------------------------------------
>
> Key: SPARK-8358
> URL: https://issues.apache.org/jira/browse/SPARK-8358
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 1.4.0
> Reporter: Michael Armbrust
> Assignee: Michael Armbrust
> Priority: Blocker
> Fix For: 1.5.0, 1.4.1
>
>
> {code}
> scala> Seq((Array("a"), 1)).toDF("a", "b").select(explode($"a").as("a"), $"*")
> org.apache.spark.sql.catalyst.analysis.UnresolvedException: Invalid call to
> dataType on unresolved object, tree: 'a
> at
> org.apache.spark.sql.catalyst.analysis.UnresolvedAttribute.dataType(unresolved.scala:60)
> at
> org.apache.spark.sql.catalyst.expressions.Explode.elementTypes(generators.scala:107)
> at
> org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveGenerate$AliasedGenerator$.unapply(Analyzer.scala:577)
> at
> org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveGenerate$$anonfun$apply$16$$anonfun$22.apply(Analyzer.scala:535)
> at
> org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveGenerate$$anonfun$apply$16$$anonfun$22.apply(Analyzer.scala:534)
> at
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:251)
> at
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:251)
> ...
> {code}
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