Github user clockfly commented on a diff in the pull request:
https://github.com/apache/spark/pull/14750#discussion_r78659438
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicLogicalOperators.scala
---
@@ -373,7 +373,7 @@ case class InsertIntoTable(
// Note: The parser (visitPartitionSpec in AstBuilder) already turns
// keys in partition to their lowercase forms.
val staticPartCols = partition.filter(_._2.isDefined).keySet
- Some(table.output.filterNot(a => staticPartCols.contains(a.name)))
+ Some(table.output.filterNot(a =>
staticPartCols.contains(a.name.toLowerCase)))
--- End diff --
visitPartitionSpec is used by
```
ShowPartitionsCommand
LoadDataCommand
TruncateTableCommand
AlterTableAddPartitionCommand
AlterTableRenamePartitionCommand
AlterTableDropPartitionCommand
AlterTableSetLocationCommand
```
I peeked several class above, seems the case sensitivity is not handled
well.
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