Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/20684#discussion_r170818662
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/OptimizeMetadataOnlyQuery.scala
---
@@ -80,8 +81,13 @@ case class OptimizeMetadataOnlyQuery(catalog:
SessionCatalog) extends Rule[Logic
private def getPartitionAttrs(
partitionColumnNames: Seq[String],
relation: LogicalPlan): Seq[Attribute] = {
- val partColumns = partitionColumnNames.map(_.toLowerCase).toSet
- relation.output.filter(a => partColumns.contains(a.name.toLowerCase))
+ val attrMap = relation.output.map(_.name).zip(relation.output).toMap
+ partitionColumnNames.map { colName =>
+ attrMap.getOrElse(colName,
--- End diff --
Do we need to consider the case sensitivity when comparing the names? cc
@cloud-fan
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