This topic describes the release notes of E-MapReduce (EMR) V3.25.X, including the release date, new feature, and updates.
January 13, 2020 for EMR V3.25.0
Operations related to Ranger Presto are supported.
|Hive||The issue that causes execution failures of MapReduce tasks in automatic local mode is fixed.|
|Impala||The issue that an LZO table cannot be accessed by using Impala is fixed.|
|HDFS||JAR packages related to Mongo-Hadoop are removed.|
|ZooKeeper||ZooKeeper is updated to 3.5.6.|
|YARN||Information on the web UI of Tez can be viewed. You can set yarn.resourcemanager.system-metrics-publisher.enabled to true on the yarn-site tab.|
|Knox||Dependencies are updated.|
|Oozie||Dependencies are updated.|