Github user mgaido91 commented on a diff in the pull request:
https://github.com/apache/spark/pull/23186#discussion_r237889346
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/PartitioningUtils.scala
---
@@ -345,15 +346,18 @@ object PartitioningUtils {
*/
def resolvePartitions(
pathsWithPartitionValues: Seq[(Path, PartitionValues)],
+ caseSensitive: Boolean,
timeZone: TimeZone): Seq[PartitionValues] = {
if (pathsWithPartitionValues.isEmpty) {
Seq.empty
} else {
- // TODO: Selective case sensitivity.
- val distinctPartColNames =
-
pathsWithPartitionValues.map(_._2.columnNames.map(_.toLowerCase())).distinct
+ val distinctPartColNames = if (caseSensitive) {
+ pathsWithPartitionValues.map(_._2.columnNames)
+ } else {
+ pathsWithPartitionValues.map(_._2.columnNames.map(_.toLowerCase()))
+ }
assert(
- distinctPartColNames.size == 1,
+ distinctPartColNames.distinct.size == 1,
listConflictingPartitionColumns(pathsWithPartitionValues))
--- End diff --
why don't we use `distinctPartColNames` as parameter here? Moreover, is
that method working fine according to case sensitivity?
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