Github user MaxGekk commented on the issue: https://github.com/apache/spark/pull/21596 Please, make sure that performance doesn't degrade after upgrading Jackson. You can check that by [JsonBenchmarks](https://github.com/apache/spark/blob/bd14da6fd5a77cc03efff193a84ffccbe892cc13/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/json/JsonBenchmarks.scala).
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