Github user sergey-rubtsov commented on a diff in the pull request:
https://github.com/apache/spark/pull/16735#discussion_r98523879
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/csv/CSVInferSchema.scala
---
@@ -140,12 +137,21 @@ private[csv] object CSVInferSchema {
}
}
+ private def tryParseDate(field: String, options: CSVOptions): DataType =
{
+ // This case infers a custom `dateFormat` is set.
+ if ((allCatch opt options.dateFormat.parse(field)).isDefined) {
+ DateType
+ } else {
+ tryParseTimestamp(field, options)
+ }
+ }
+
private def tryParseTimestamp(field: String, options: CSVOptions):
DataType = {
- // This case infers a custom `dataFormat` is set.
+ // This case infers a custom `timestampFormat` is set.
if ((allCatch opt options.timestampFormat.parse(field)).isDefined) {
TimestampType
} else if ((allCatch opt DateTimeUtils.stringToTime(field)).isDefined)
{
- // We keep this for backwords competibility.
+ // We keep this for backwards compatibility.
TimestampType
} else {
tryParseBoolean(field, options)
--- End diff --
okey, I will test it again, thanks
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