gengliangwang commented on a change in pull request #33258:
URL: https://github.com/apache/spark/pull/33258#discussion_r665968932



##########
File path: 
sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/MicroBatchExecution.scala
##########
@@ -558,6 +558,12 @@ class MicroBatchExecution(
         // dummy string to prevent UnresolvedException and to prevent to be 
used in the future.
         CurrentBatchTimestamp(offsetSeqMetadata.batchTimestampMs,
           ct.dataType, Some("Dummy TimeZoneId"))
+      case ct: LocalTimestamp =>
+        // LocalTimestamp is not TimeZoneAwareExpression while 
CurrentBatchTimestamp is.
+        // Without TimeZoneId, CurrentBatchTimestamp is unresolved. Here, we 
use an explicit
+        // dummy string to prevent UnresolvedException and to prevent to be 
used in the future.
+        CurrentBatchTimestamp(offsetSeqMetadata.batchTimestampMs,
+          ct.dataType, Some("Dummy TimeZoneId"))

Review comment:
       I think we need to support TimestampNTZ in `CurrentBatchTimestamp`




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