Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/11260#discussion_r53427540
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
---
@@ -432,7 +432,8 @@ class Analyzer(
case r if r == oldRelation => newRelation
} transformUp {
case other => other transformExpressions {
- case a: Attribute => attributeRewrites.get(a).getOrElse(a)
+ case a: Attribute =>
+
attributeRewrites.get(a).getOrElse(a).withQualifiers(a.qualifiers)
--- End diff --
This issue is proposed to fix in #11261. I included this change here is
because without this the following unit test can not pass.
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