kevincmchen commented on a change in pull request #33825:
URL: https://github.com/apache/spark/pull/33825#discussion_r695861381
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/FileScan.scala
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@@ -187,7 +189,10 @@ trait FileScan extends Scan
new Statistics {
override def sizeInBytes(): OptionalLong = {
val compressionFactor =
sparkSession.sessionState.conf.fileCompressionFactor
- val size = (compressionFactor * fileIndex.sizeInBytes).toLong
+ val size = (compressionFactor * fileIndex.sizeInBytes /
+ (dataSchema.defaultSize + fileIndex.partitionSchema.defaultSize) *
+ (readDataSchema.defaultSize +
readPartitionSchema.defaultSize)).toLong
Review comment:
OK, I get it, thx !!!
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