LuciferYang commented on code in PR #44591:
URL: https://github.com/apache/spark/pull/44591#discussion_r1441453603
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/objects/objects.scala:
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@@ -938,6 +939,14 @@ case class MapObjects private(
executeFuncOnCollection(input).foreach(builder += _)
mutable.ArraySeq.make(builder.result())
}
+ case Some(cls) if classOf[immutable.ArraySeq[_]].isAssignableFrom(cls) =>
+ implicit val tag: ClassTag[Any] = elementClassTag()
+ input => {
+ val builder = immutable.ArraySeq.newBuilder[Any]
Review Comment:
```suggestion
val builder = mutable.ArrayBuilder.make[Any]
builder.sizeHint(input.size)
executeFuncOnCollection(input).foreach(builder += _)
immutable.ArraySeq.unsafeWrapArray(builder.result())
```
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