cloud-fan commented on a change in pull request #24666:
[SPARK-27482][SQL][WEBUI] Show BroadcastHashJoinExec numOutputRows statistics
info on SparkSQL UI page
URL: https://github.com/apache/spark/pull/24666#discussion_r288456641
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/metric/SQLMetrics.scala
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@@ -193,6 +194,14 @@ object SQLMetrics {
}
}
+ def stringStats(value: Long): String = {
Review comment:
one example: we can also display the difference between real row count and
estimated row count, e.g. `10X`, `0.01X`, etc.
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