venkata91 commented on a change in pull request #23803: [SPARK-26894][SQL]
Handle Alias as well in AggregateEstimation to propagate child stats
URL: https://github.com/apache/spark/pull/23803#discussion_r258273880
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/statsEstimation/AggregateEstimation.scala
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@@ -52,7 +52,13 @@ object AggregateEstimation {
outputRows.min(childStats.rowCount.get)
}
- val outputAttrStats = getOutputMap(childStats.attributeStats, agg.output)
+ val inputAttrStats = childStats.attributeStats
Review comment:
Done. Also added unit test case. Please take a look.
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