fuwhu commented on a change in pull request #27129: [SPARK-30427][SQL] Add
config item for limiting partition number when calculating statistics through
File System
URL: https://github.com/apache/spark/pull/27129#discussion_r373328255
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/PruneFileSourcePartitions.scala
##########
@@ -59,6 +60,21 @@ private[sql] object PruneFileSourcePartitions extends
Rule[LogicalPlan] {
Project(projects, withFilter)
}
+ private def getNewStatistics(
+ fileIndex: InMemoryFileIndex,
Review comment:
So you prefer to do the statistic calculation in parallel ?
@cloud-fan WDYT?
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