gengliangwang commented on code in PR #50593:
URL: https://github.com/apache/spark/pull/50593#discussion_r2067477571


##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala:
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@@ -3997,6 +3997,10 @@ class Analyzer(override val catalogManager: 
CatalogManager) extends RuleExecutor
         c.markAsAnalyzed(AnalysisContext.get)
       case c: KeepAnalyzedQuery if c.resolved =>
         c.storeAnalyzedQuery()
+      case p: LogicalPlan if p.resolved =>

Review Comment:
   This is confusing, both the trait name `AnalysisAwareExpression` and the 
method `markAsAnalyzed`. When the child expression is resolved, the 
`DefaultValueExpression` is consider resolved. Why do we need this?



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