MaxGekk commented on a change in pull request #33299:
URL: https://github.com/apache/spark/pull/33299#discussion_r668081297



##########
File path: 
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/datetimeExpressions.scala
##########
@@ -2284,6 +2284,128 @@ case class MakeDate(
     copy(year = newFirst, month = newSecond, day = newThird)
 }
 
+// scalastyle:off line.size.limit
+@ExpressionDescription(
+  usage = "_FUNC_(year, month, day, hour, min, sec[, timezone]) - Create local 
date-time from year, month, day, hour, min, sec and timezone fields. ",

Review comment:
       Does the expression accept a time zone? I don't see that ...

##########
File path: 
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/FunctionRegistry.scala
##########
@@ -552,6 +552,8 @@ object FunctionRegistry {
     expression[TimeWindow]("window"),
     expression[MakeDate]("make_date"),
     expression[MakeTimestamp]("make_timestamp"),
+    expression[MakeTimestampNTZ]("make_timestamp_ntz", true),

Review comment:
       If `setAlias` is set `true`, it means that an expression has multiple 
names but in your case `MakeTimestampNTZ` has only `make_timestamp_ntz`. Or 
`setAlias` has another meaning?




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