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_r288450563
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/metric/SQLMetricInfo.scala
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@@ -27,4 +27,5 @@ import org.apache.spark.annotation.DeveloperApi
class SQLMetricInfo(
val name: String,
val accumulatorId: Long,
- val metricType: String)
+ val metricType: String,
+ val stats: Long = -1)
Review comment:
not all metric has its corresponding statistics (e.g. `peakMemory`), and not
all statistics are long type. We should think of a better place to carry the
statistics.
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