Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/21439#discussion_r204233840
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/json/JacksonParser.scala
---
@@ -61,6 +61,7 @@ class JacksonParser(
dt match {
case st: StructType => makeStructRootConverter(st)
case mt: MapType => makeMapRootConverter(mt)
+ case at: ArrayType => makeArrayRootConverter(at)
--- End diff --
ah, ok. You touched the the `JacksonParser.scala` file, so I though there
were some behaivour changes in the json datasorce. But I notice that there are
not, so the current tests are enough. Thanks.
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