steven-aerts commented on a change in pull request #26907: [SPARK-30267][SQL]
Avro arrays can be of any List
URL: https://github.com/apache/spark/pull/26907#discussion_r358641861
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File path:
external/avro/src/main/scala/org/apache/spark/sql/avro/AvroDeserializer.scala
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@@ -167,7 +167,7 @@ class AvroDeserializer(rootAvroType: Schema,
rootCatalystType: DataType) {
case (ARRAY, ArrayType(elementType, containsNull)) =>
val elementWriter = newWriter(avroType.getElementType, elementType,
path)
(updater, ordinal, value) =>
- val array = value.asInstanceOf[GenericData.Array[Any]]
+ val array = value.asInstanceOf[java.util.List[Any]]
Review comment:
Added a test for an array containing structs which was not yet covered.
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