HyukjinKwon commented on code in PR #47688:
URL: https://github.com/apache/spark/pull/47688#discussion_r1719257293
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala:
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@@ -1590,6 +1590,8 @@ class Analyzer(override val catalogManager:
CatalogManager) extends RuleExecutor
} else {
a.copy(aggregateExpressions =
buildExpandedProjectList(a.aggregateExpressions, a.child))
}
+ case c: CollectMetrics if containsStar(c.metrics) =>
+ c.copy(metrics = buildExpandedProjectList(c.metrics, c.child))
Review Comment:
This part, I couldn't follow. Would you mind briefly explaining this please?
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