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https://issues.apache.org/jira/browse/SPARK-2041?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14019619#comment-14019619
]
Michael Armbrust commented on SPARK-2041:
-----------------------------------------
https://github.com/apache/spark/pull/985
> Exception when querying when tableName == columnName
> ----------------------------------------------------
>
> Key: SPARK-2041
> URL: https://issues.apache.org/jira/browse/SPARK-2041
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Michael Armbrust
> Assignee: Michael Armbrust
> Fix For: 1.0.1, 1.1.0
>
>
> {code}
> [info] java.util.NoSuchElementException: next on empty iterator
> [info] at scala.collection.Iterator$$anon$2.next(Iterator.scala:39)
> [info] at scala.collection.Iterator$$anon$2.next(Iterator.scala:37)
> [info] at
> scala.collection.IndexedSeqLike$Elements.next(IndexedSeqLike.scala:64)
> [info] at scala.collection.IterableLike$class.head(IterableLike.scala:91)
> [info] at
> scala.collection.mutable.ArrayOps$ofRef.scala$collection$IndexedSeqOptimized$$super$head(ArrayOps.scala:108)
> [info] at
> scala.collection.IndexedSeqOptimized$class.head(IndexedSeqOptimized.scala:120)
> [info] at scala.collection.mutable.ArrayOps$ofRef.head(ArrayOps.scala:108)
> [info] at
> org.apache.spark.sql.catalyst.plans.logical.LogicalPlan$$anonfun$2.apply(LogicalPlan.scala:68)
> [info] at
> org.apache.spark.sql.catalyst.plans.logical.LogicalPlan$$anonfun$2.apply(LogicalPlan.scala:65)
> [info] at
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:251)
> [info] at
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:251)
> [info] at scala.collection.immutable.List.foreach(List.scala:318)
> [info] at
> scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:251)
> [info] at
> scala.collection.AbstractTraversable.flatMap(Traversable.scala:105)
> [info] at
> org.apache.spark.sql.catalyst.plans.logical.LogicalPlan.resolve(LogicalPlan.scala:65)
> [info] at
> org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveReferences$$anonfun$apply$3$$anonfun$applyOrElse$2.applyOrElse(Analyzer.scala:100)
> [info] at
> org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveReferences$$anonfun$apply$3$$anonfun$applyOrElse$2.applyOrElse(Analyzer.scala:97)
> [info] at
> org.apache.spark.sql.catalyst.trees.TreeNode.transformDown(TreeNode.scala:165)
> [info] at
> org.apache.spark.sql.catalyst.plans.QueryPlan.org$apache$spark$sql$catalyst$plans$QueryPlan$$transformExpressionDown$1(QueryPlan.scala:51)
> [info] at
> org.apache.spark.sql.catalyst.plans.QueryPlan$$anonfun$1$$anonfun$apply$1.apply(QueryPlan.scala:65)
> [info] at
> scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
> [info] at
> scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
> {code}
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