dongjoon-hyun commented on a change in pull request #23867: [SPARK-26965][SQL]
Makes ElementAt nullability more precise
URL: https://github.com/apache/spark/pull/23867#discussion_r261055539
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/complexTypeExtractors.scala
##########
@@ -221,7 +221,8 @@ case class GetArrayStructFields(
* We need to do type checking here as `ordinal` expression maybe unresolved.
*/
case class GetArrayItem(child: Expression, ordinal: Expression)
- extends BinaryExpression with ExpectsInputTypes with ExtractValue with
NullIntolerant {
+ extends BinaryExpression with GetArrayItemUtil with ExpectsInputTypes with
ExtractValue
+ with NullIntolerant {
Review comment:
indentation?
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