• ScaleR Improvements

• New DeployR Capabilities

• Upgraded to R Engine v 3.1.3

• Updated Platform Support

• Installer Changes

2

• Naïve Bayes Classifier

• Stepwise Coefficient Tracking

• Wide Data Performance Improvement

• Faster Tree-Based Models

• Faster rxDForest and rxBTrees objects

4

• HDFS Caching Option

http://blog.cloudera.com/blog/2014/08/new-in-cdh-5-1-hdfs-read-caching/

• Removed Functions

• New R Session Process Controls

• New DeployR Command Line Tool (CLI)

• Updated User Account Security

bcrypt hashing

6

• New and updated Web service API supportAPI Reference Guide change history

• Updated RBroker Frameworks

• Updated client libraries

• Local Repositories via MRAN / miniCRAN

• New and Removed Packages

8

• Updated Hadoop Version Support

• Added Platforms

• Deprecated

9

• R Engine Is Now Installed Separately

• Installation is now 3 straightforward steps:

10

• Hadoop

• Cloudera Parcel Generator for R Library Maintenance (NEW)

11

http://packages.revolutionanalytics.com/doc/7.4.0/README_RevoEnt_Linux_7.4.0.pdf

http://packages.revolutionanalytics.com/doc/7.4.0/linux/RevoREnt_Whats_New.pdf

http://packages.revolutionanalytics.com/doc/7.4.0/KnownIssues_7.4.0.pdf

http://deployr.revolutionanalytics.com/documents/admin/whats-new/#v0740