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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/02/20 20:36:07 UTC

[GitHub] [spark] MaxGekk commented on a change in pull request #27657: [SPARK-30899]: CreateArray/CreateMap's data type should not depend on SQLConf.get

MaxGekk commented on a change in pull request #27657: [SPARK-30899]: CreateArray/CreateMap's data type should not depend on SQLConf.get
URL: https://github.com/apache/spark/pull/27657#discussion_r382243331
 
 

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 File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/complexTypeExtractors.scala
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 @@ -275,9 +275,9 @@ trait GetArrayItemUtil {
     if (ordinal.foldable && !ordinal.nullable) {
       val intOrdinal = ordinal.eval().asInstanceOf[Number].intValue()
       child match {
-        case CreateArray(ar) if intOrdinal < ar.length =>
+        case CreateArray(ar, emptyCollection) if intOrdinal < ar.length =>
 
 Review comment:
   Is emptyCollection not used, right? You can add unapply to `CreateArray` and avoid modification of this place.

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