[GitHub] [spark] cloud-fan commented on a diff in pull request #38947: [SPARK-41233][SQL][PYTHON] Add `array_prepend` function

["cloud-fan (via GitHub)" <gi...@apache.org>]

cloud-fan commented on code in PR #38947:
URL: https://github.com/apache/spark/pull/38947#discussion_r1133448219


##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala:
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@@ -1399,6 +1399,151 @@ case class ArrayContains(left: Expression, right: Expression)
     copy(left = newLeft, right = newRight)
 }
 
+// scalastyle:off line.size.limit
+@ExpressionDescription(
+  usage = """
+      _FUNC_(array, element) - Add the element at the beginning of the array passed as first
+      argument. Type of element should be similar to type of the elements of the array.

Review Comment:
   ```suggestion
         argument. Type of element should be the same to the type of the elements of the array.
   ```



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