cloud-fan commented on a change in pull request #25919: [WIP][SPARK-15616][SQL]
Hive table supports partition pruning in JoinSelection
URL: https://github.com/apache/spark/pull/25919#discussion_r338633807
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/catalog/interface.scala
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@@ -610,7 +610,10 @@ case class HiveTableRelation(
tableMeta: CatalogTable,
dataCols: Seq[AttributeReference],
partitionCols: Seq[AttributeReference],
- tableStats: Option[Statistics] = None) extends LeafNode with
MultiInstanceRelation {
+ tableStats: Option[Statistics] = None,
+ @transient normalizedFilters: Seq[Expression] = Nil,
+ @transient prunedPartitions: Seq[CatalogTablePartition] = Nil)
Review comment:
How can we distinguish 0 partitions after pruning, and not being partition
pruned?
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