Taking a Look at Oracle Big Data Preparation Cloud Service – Spark-Based Data Transformation in the Cloud

Sunday, September 27th, 2015 by

One of the sessions I’m delivering at the upcoming Oracle Openworld 2015 in San Francisco is entitled “Oracle Business Intelligence Cloud Service—Moving Your Complete BI Platform to the Cloud [UGF4906]”, and looks at how you can now migrate your entire OBIEE11g platform into Oracle Public Cloud including data warehouse and data integration routines. Using Oracle BI […]

Managing Impala and Other Mixed Workloads on the Oracle Big Data Appliance

Tuesday, September 15th, 2015 by

One of our current client projects uses Cloudera Impala to provide fast ad-hoc querying to the data we’re loading into their Oracle Big Data Appliance Hadoop environment. Impala bypasses MapReduce to provide faster queries than Hive, but to do so it does a lot of processing in-memory and runs server processes on each node in […]

Oracle Big Data Discovery 1.1 now GA, and Available as part of BigDataLite 4.2.1

Saturday, September 5th, 2015 by

The new Oracle Big Data Discovery 1.1 release went GA a couple of weeks ago, and came with a bunch of features that addressed show-stoppers in the original 1.0 release; the ability to refresh and reload datasets from Hive, compatibility with Cloudera CDH and Hortonworks HDP Hadoop platforms, Kerberos integration, and the ability to bring […]

Combining Spark Streaming and Data Frames for Near-Real Time Log Analysis & Enrichment

Saturday, August 1st, 2015 by

A few months ago I posted an article on the blog around using Apache Spark to analyse activity on our website, using Spark to join the site activity to some reference tables for some one-off analysis. In this article I’ll be taking an initial look at Spark Streaming, a component within the overall Spark platform […]

Taking a Closer Look at Knowledge Modules in ODI12c – Component-Style and Multi-Connect KMs

Sunday, July 26th, 2015 by

Another question that came up from the ODI12c Bootcamp Course I’m delivering for a client in London at the moment is how to choose between the different knowledge modules that come with ODI12c. What with the choice now between template-style KMs and the new component-style KMs, the new option of multi-connect KMs, and the general […]

Website Design & Build: tymedia.co.uk