AngersZhuuuu commented on a change in pull request #30957:
URL: https://github.com/apache/spark/pull/30957#discussion_r571448104
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/BaseScriptTransformationExec.scala
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@@ -220,6 +226,9 @@ trait BaseScriptTransformationExec extends UnaryExecNode {
case CalendarIntervalType => wrapperConvertException(
data => IntervalUtils.stringToInterval(UTF8String.fromString(data)),
converter)
+ case _: ArrayType | _: MapType | _: StructType =>
+ wrapperConvertException(data => JsonToStructs(attr.dataType,
Map.empty[String, String],
Review comment:
> > This problem also happen in input side's Cast and StructToJson.
>
> Really? I think the input side does not have the issue. Why do you think
so?
Hmmm, I got your point. I misunderstood you point. Updated, how about
current? Test with df.repartition(1) then transform. It only create
JsonToStruct once for one partition.
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