cloud-fan commented on a change in pull request #23391: [SPARK-26456][SQL] Cast
date/timestamp to string by Date/TimestampFormatter
URL: https://github.com/apache/spark/pull/23391#discussion_r244522414
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/PartitioningUtils.scala
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@@ -457,7 +477,7 @@ object PartitioningUtils {
val dateTry = Try {
// try and parse the date, if no exception occurs this is a candidate to
be resolved as
// DateType
-
DateTimeUtils.getThreadLocalDateFormat(DateTimeUtils.defaultTimeZone()).parse(raw)
+ dateFormatter.parse(raw)
Review comment:
I'm not sure if the perf matters here, but shall we keep it same and cache
the `timestampFormatter` by timezone?
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