gatorsmile commented on a change in pull request #23328:
[SPARK-26327][SQL][FOLLOW-UP] Refactor the code and restore the metrics name
URL: https://github.com/apache/spark/pull/23328#discussion_r242005257
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/DataSourceScanExec.scala
##########
@@ -313,7 +325,7 @@ case class FileSourceScanExec(
override lazy val metrics =
Map("numOutputRows" -> SQLMetrics.createMetric(sparkContext, "number of
output rows"),
"numFiles" -> SQLMetrics.createMetric(sparkContext, "number of files"),
- "fileListingTime" -> SQLMetrics.createMetric(sparkContext, "file listing
time (ms)"),
+ "metadataTime" -> SQLMetrics.createMetric(sparkContext, "metadata time"),
Review comment:
the original name is more clear to end users who has no idea about file
listing.
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