Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/13766#discussion_r67610340
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/rules.scala
---
@@ -84,7 +84,13 @@ private[sql] object PreprocessTableInsertion extends
Rule[LogicalPlan] {
if (insert.partition.nonEmpty) {
// the query's partitioning must match the table's partitioning
// this is set for queries like: insert into ... partition (one =
"a", two = <expr>)
- if (insert.partition.keySet != partColNames.toSet) {
+ val samePartitionColumns =
+ if (conf.caseSensitiveAnalysis) {
+ insert.partition.keySet == partColNames.toSet
+ } else {
+ insert.partition.keySet.map(_.toLowerCase) ==
partColNames.map(_.toLowerCase).toSet
+ }
--- End diff --
Partitioning columns are special since we use them to create directories in
the file system. Once directories are created, case sensitivity setting will
not affect anything.
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