[GitHub] [spark] viirya commented on a change in pull request #26441: [SPARK-29682][SQL] Resolve conflicting references in aggregate expressions

2019-11-09 Thread GitBox
viirya commented on a change in pull request #26441: [SPARK-29682][SQL] Resolve 
conflicting references in aggregate expressions 
URL: https://github.com/apache/spark/pull/26441#discussion_r344474408
 
 

 ##
 File path: 
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
 ##
 @@ -949,14 +949,19 @@ class Analyzer(
 if oldVersion.outputSet.intersect(conflictingAttributes).nonEmpty 
=>
   (oldVersion, oldVersion.copy(serializer = 
oldVersion.serializer.map(_.newInstance(
 
-// Handle projects that create conflicting aliases.
 case oldVersion @ Project(projectList, _)
-if 
findAliases(projectList).intersect(conflictingAttributes).nonEmpty =>
 
 Review comment:
   I am not sure why we only process aliases previously.


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[GitHub] [spark] viirya commented on a change in pull request #26441: [SPARK-29682][SQL] Resolve conflicting references in aggregate expressions

2019-11-08 Thread GitBox
viirya commented on a change in pull request #26441: [SPARK-29682][SQL] Resolve 
conflicting references in aggregate expressions 
URL: https://github.com/apache/spark/pull/26441#discussion_r344415910
 
 

 ##
 File path: 
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
 ##
 @@ -951,12 +951,15 @@ class Analyzer(
 
 // Handle projects that create conflicting aliases.
 case oldVersion @ Project(projectList, _)
-if 
findAliases(projectList).intersect(conflictingAttributes).nonEmpty =>
+if hasConflictInAlias(projectList, conflictingAttributes) =>
 
 Review comment:
   Can project also use `hasConflict`?


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