gengliangwang commented on a change in pull request #33413:
URL: https://github.com/apache/spark/pull/33413#discussion_r678357922



##########
File path: 
external/avro/src/main/scala/org/apache/spark/sql/avro/AvroDeserializer.scala
##########
@@ -147,6 +147,21 @@ private[sql] class AvroDeserializer(
           s"Avro logical type $other cannot be converted to SQL type 
${TimestampType.sql}.")
       }
 
+      case (LONG, TimestampNTZType) => avroType.getLogicalType match {
+        // For backward compatibility, if the Avro type is Long and it is not 
logical type
+        // (the `null` case), the value is processed as timestamp without time 
zone type
+        // with millisecond precision.
+        case null | _: LocalTimestampMillis => (updater, ordinal, value) =>
+          val millis = value.asInstanceOf[Long]
+          val micros = DateTimeUtils.millisToMicros(millis)
+          updater.setLong(ordinal, timestampRebaseFunc(micros))

Review comment:
       Let's keep it simple and get rid of rebasing. We can add documents 
saying that TimestampNTZ represents a local timestamp in Proleptic Gregorian 
calendar later.




-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]



---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to