sarutak commented on a change in pull request #33981:
URL: https://github.com/apache/spark/pull/33981#discussion_r707941027
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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@@ -3768,6 +3768,24 @@ class SQLConf extends Serializable with Logging {
}
}
+ /**
+ * Returns the [[Comparator]] for the current configuration,
+ * which can be used to compare two identifiers.
+ */
+ private[sql] def comparator: Comparator = {
+ if (caseSensitiveAnalysis) {
+ org.apache.spark.sql.catalyst.analysis.caseSensitiveComparator
+ } else {
+ org.apache.spark.sql.catalyst.analysis.caseInsensitiveComparator
+ }
+ }
+
+ private[sql] val fieldNameOrdering = new Ordering[String] {
Review comment:
Thank you. It's reasonable.
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