Github user mgaido91 commented on a diff in the pull request:
https://github.com/apache/spark/pull/21950#discussion_r210841402
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/PruneFileSourcePartitions.scala
---
@@ -76,4 +78,16 @@ private[sql] object PruneFileSourcePartitions extends
Rule[LogicalPlan] {
op
}
}
+
+ private def calcPartSize(catalogTable: Option[CatalogTable],
sizeInBytes: Long): Long = {
+ val conf: SQLConf = SQLConf.get
+ val factor = conf.sizeDeserializationFactor
+ if (catalogTable.isDefined && factor != 1.0 &&
+ // TODO: The serde check should be in a utility function, since it
is also checked elsewhere
+ catalogTable.get.storage.serde.exists(s => s.contains("Parquet") ||
s.contains("Orc"))) {
--- End diff --
I am not sure about this. We are saying that only Parquet/ORC files can be
compressed?
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