sadikovi commented on a change in pull request #34596:
URL: https://github.com/apache/spark/pull/34596#discussion_r759000008



##########
File path: 
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/csv/CSVInferSchema.scala
##########
@@ -160,6 +169,17 @@ class CSVInferSchema(val options: CSVOptions) extends 
Serializable {
   private def tryParseDouble(field: String): DataType = {
     if ((allCatch opt field.toDouble).isDefined || isInfOrNan(field)) {
       DoubleType
+    } else {
+      tryParseTimestampNTZ(field)
+    }
+  }
+
+  private def tryParseTimestampNTZ(field: String): DataType = {
+    // We can only parse the value as TimestampNTZType if it does not have 
zone-offset or
+    // time-zone component and can be parsed with the timestamp formatter.
+    // Otherwise, it is likely to be a timestamp with timezone.
+    if ((allCatch opt timestampNTZFormatter.parseWithoutTimeZone(field, 
true)).isDefined) {

Review comment:
       Could you elaborate a bit more? Thanks. 
   
   My understanding was that the config indicated whether the output of parsing 
should be treated as TimestampNTZ or TimestampLTZ.




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