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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2018/05/22 14:30:00 UTC
[jira] [Assigned] (SPARK-24348) scala.MatchError in the
"element_at" expression
[ https://issues.apache.org/jira/browse/SPARK-24348?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-24348:
------------------------------------
Assignee: (was: Apache Spark)
> scala.MatchError in the "element_at" expression
> -----------------------------------------------
>
> Key: SPARK-24348
> URL: https://issues.apache.org/jira/browse/SPARK-24348
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.4.0
> Reporter: Alex Wajda
> Priority: Major
> Fix For: 2.4.0
>
>
> When calling {{element_at}} with a wrong first operand type a {{scala.MatchError}} is thrown instead of {{AnalysisException}}
> *Example:*
> {code:sql}
> select element_at('foo', 1)
> {code}
> results in:
> {noformat}
> scala.MatchError: StringType (of class org.apache.spark.sql.types.StringType$)
> at org.apache.spark.sql.catalyst.expressions.ElementAt.inputTypes(collectionOperations.scala:1469)
> at org.apache.spark.sql.catalyst.expressions.ExpectsInputTypes$class.checkInputDataTypes(ExpectsInputTypes.scala:44)
> at org.apache.spark.sql.catalyst.expressions.ElementAt.checkInputDataTypes(collectionOperations.scala:1478)
> at org.apache.spark.sql.catalyst.expressions.Expression.resolved$lzycompute(Expression.scala:168)
> at org.apache.spark.sql.catalyst.expressions.Expression.resolved(Expression.scala:168)
> at org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveAliases$$anonfun$org$apache$spark$sql$catalyst$analysis$Analyzer$ResolveAliases$$assignAliases$1$$anonfun$apply$3.applyOrElse(Analyzer.scala:256)
> at org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveAliases$$anonfun$org$apache$spark$sql$catalyst$analysis$Analyzer$ResolveAliases$$assignAliases$1$$anonfun$apply$3.applyOrElse(Analyzer.scala:252)
> at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$transformUp$1.apply(TreeNode.scala:289)
> at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$transformUp$1.apply(TreeNode.scala:289)
> at org.apache.spark.sql.catalyst.trees.CurrentOrigin$.withOrigin(TreeNode.scala:70)
> at org.apache.spark.sql.catalyst.trees.TreeNode.transformUp(TreeNode.scala:288)
> {noformat}
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