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Posted to issues@spark.apache.org by "Wenchen Fan (JIRA)" <ji...@apache.org> on 2016/06/03 19:04:59 UTC
[jira] [Resolved] (SPARK-15677) Query with scalar sub-query in the
SELECT list throws UnsupportedOperationException.
[ https://issues.apache.org/jira/browse/SPARK-15677?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wenchen Fan resolved SPARK-15677.
---------------------------------
Resolution: Fixed
Fix Version/s: 2.0.0
Issue resolved by pull request 13418
[https://github.com/apache/spark/pull/13418]
> Query with scalar sub-query in the SELECT list throws UnsupportedOperationException.
> ------------------------------------------------------------------------------------
>
> Key: SPARK-15677
> URL: https://issues.apache.org/jira/browse/SPARK-15677
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.0.0
> Reporter: Ioana Delaney
> Fix For: 2.0.0
>
>
> Queries with scalar sub-query in the SELECT list run against a local, in-memory relation throw
> UnsupportedOperationException exception.
> Problem repro:
> {noformat}
> scala> Seq((1, 1), (2, 2)).toDF("c1", "c2").createOrReplaceTempView("t1")
> scala> Seq((1, 1), (2, 2)).toDF("c1", "c2").createOrReplaceTempView("t2")
> scala> sql("select (select min(c1) from t2) from t1").show()
> {noformat}
> {noformat}
> java.lang.UnsupportedOperationException: Cannot evaluate expression: scalar-subquery#62 []
> at org.apache.spark.sql.catalyst.expressions.Unevaluable$class.eval(Expression.scala:215)
> at org.apache.spark.sql.catalyst.expressions.ScalarSubquery.eval(subquery.scala:62)
> at org.apache.spark.sql.catalyst.expressions.Alias.eval(namedExpressions.scala:142)
> at org.apache.spark.sql.catalyst.expressions.InterpretedProjection.apply(Projection.scala:45)
> at org.apache.spark.sql.catalyst.expressions.InterpretedProjection.apply(Projection.scala:29)
> at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
> at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
> at scala.collection.immutable.List.foreach(List.scala:381)
> at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
> at scala.collection.immutable.List.map(List.scala:285)
> at org.apache.spark.sql.catalyst.optimizer.ConvertToLocalRelation$$anonfun$apply$37.applyOrElse(Optimizer.scala:1473)
> {noformat}
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