Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/21745#discussion_r201658654
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
---
@@ -1163,7 +1163,8 @@ class Analyzer(
case p: Project =>
val maybeResolvedExprs = exprs.map(resolveExpression(_, p))
val (newExprs, newChild) =
resolveExprsAndAddMissingAttrs(maybeResolvedExprs, p.child)
- val missingAttrs = AttributeSet(newExprs) --
AttributeSet(maybeResolvedExprs)
+ val missingAttrs = AttributeSet(newExprs) --
--- End diff --
For `Aggregate`, I've tested it. Seems `ResolveAggregateFunctions` already
covers it.
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