Cloudera - Rittman Mead

Overview of the new Cloudera Data Science Workbench

Recently Cloudera released a new product called Cloudera Data Science Workbench(CDSW) Being a Cloudera Partner, we at Rittman Mead are always excited when something new comes along. The CDSW is positioned as a collaborative platform for data scientists/engineers and analysts, enabling larger teams to work in a self-service

odi

ETL Offload with Spark and Amazon EMR - Part 5 - Summary

This is the final article in a series documenting an exercise that we undertook for a client recently. Currently running an Oracle-based datawarehouse platform, the client asked for our help in understanding what a future ETL and reporting platform could look like, given the current landscape of tools available. You

Big Data

OBIEE 11.1.1.9 Now Supports HiveServer2 and Cloudera Impala

As you all probably know I’m a big fan of Oracle’s BI and Big Data products, but something I’ve been critical of is OBIEE11g’s lack of support for HiveServer2 connections to Hadoop clusters. OBIEE 11.1.1.7 supported Hive connections using the older HiveServer1 protocol,

Technical

New Oracle Big Data Quick-Start Packages from Rittman Mead

Many organisations using Oracle’s business intelligence and data warehousing tools are now looking to extend their capabilities using “big data” technologies. Customers running their data warehouses on Oracle Databases are now looking to use Hadoop to extend their storage capacity whilst offloading initial data loading and ETL to this

Technical

Connecting OBIEE11g on Windows to a Kerberos-Secured CDH5 Hadoop Cluster using Cloudera HiveServer2 ODBC Drivers

In a few previous posts and magazine articles I’ve covered connecting OBIEE11g to a Hadoop cluster, using OBIEE 11.1.1.7 and Cloudera CDH4 and CDH5 as the examples. Things get a bit complicated in that the DataDirect Apache Hive ODBC drivers that Oracle ship are only for

Technical

Rittman Mead and Oracle Big Data Appliance

Over the past couple of years Rittman Mead have been broadening our skills and competencies out from core OBIEE, ODI and Oracle data warehousing into the new “emerging” analytic platforms: R and database advanced analytics, Hadoop, cloud and clustered/distributed systems. As we talked about in the recent series of

Technical

Why Oracle Big Data SQL Potentially Solves a Big Issue with Hadoop Security

Oracle announced their Big Data SQL product a couple of weeks ago, which effectively extends Exadata’s query-offloading to Hadoop data sources. I covered the launch a few days afterwards, focusing on how it implements Exadata’s SmartScan on Hive and NoSQL data sources and provides a single metadata catalog