You can now use upgraded versions of Presto (0.170), Apache Zeppelin (0.7.1), and Hue (3.12.0) on Amazon EMR release 5.5.0. Presto 0.170 includes support for LDAP authentication and various improvements and bug fixes. Hue 3.12.0 adds new features to the SQL editor, timeline and pivot graphing for visualization, and email notifications for Apache Oozie workflow completion. Additionally, we incorporated several improvements for Apache Flink and resiliency for Apache Spark, and we backported a bug fix for Spark 2.1.0 integration in Oozie.