Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/21371#discussion_r189448749
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/json/JsonInferSchema.scala
---
@@ -66,8 +69,12 @@ private[sql] object JsonInferSchema {
s"Parse Mode: ${FailFastMode.name}.", e)
}
}
- }
- }.fold(StructType(Nil))(
+ }.fold(StructType(Nil))(
+ compatibleRootType(columnNameOfCorruptRecord, parseMode))
+ Iterator(typeInPartition)
+ }.collect()
--- End diff --
Previously two foldings with `compatibleRootType` on executors and local in
one `RDD.fold` call all use default SQL config values. Now on executors SQL
config can work, so inconsistency happens because local folding uses default
SQL config.
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