GitHub user wangyum opened a pull request: https://github.com/apache/spark/pull/22372
[SPARK-25385][BUILD] Upgrade Hadoop 3.1 jackson version to 2.7.8 ## What changes were proposed in this pull request? Upgrade Hadoop 3.1 jackson version to 2.7.8 to fix `JsonMappingException: Incompatible Jackson version: 2.7.8`. https://github.com/apache/hadoop/blob/release-3.1.0-RC1/hadoop-project/pom.xml#L72 ## How was this patch tested? manual tests: ```sh export SPARK_PREPEND_CLASSES=true build/sbt clean package -Phadoop-3.1 spark-shell scala> spark.range(10).write.mode("overwrite").parquet("/tmp/spark/parquet") ``` You can merge this pull request into a Git repository by running: $ git pull https://github.com/wangyum/spark SPARK-25385 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/spark/pull/22372.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #22372 ---- commit f68083ab07df6fedf8a30c94e706a74e0c620694 Author: Yuming Wang <yumwang@...> Date: 2018-09-09T11:51:39Z Upgrade jackson version to 2.7.8 ---- --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org