Getting Started with Oracle Data Mining

Uli Bethke Business Intelligence

This blog posting is my first in the area of Data Mining, in particular performing Data Mining using Oracle.  Over the coming months I will be making regular postings in the areas of data mining and associated activities.  The approach that I take to data mining is slightly different to what would be considered the main stream approach.  Last year ...

Essential skills any BI Consultant should have. Or why a fool with a tool is still a fool.

Uli Bethke Business Intelligence

Today I'm gonna be mean. Before we start though, here is my definition of a BI consultant. In my eyes, a BI consultant is the guy at the frontend of a data warehouse/business intelligence project. He creates and designs reports, and is responsible for setting up the logical layer between the data source(s) and the ad hoc query tool. His ...

Greenplum, MapReduce, and Hadoop

Uli Bethke Business Intelligence

If your job involves processing massive amounts of data you should familiarize yourself with Greenplum, MapReduce, and Hadoop. With 6.5 Petabytes of data eBay runs the world's largest data warehouse on Greenplum. Facebook runs a 2 PB warehouse on Hadoop. Impressive. Both Greenplum and Hadoop make use of the MapReduce framework pioneered by Google. You can run Hadoop on Amazon ...

It's the tool, stupid. Or is it?

Uli Bethke Business Intelligence

Every couple of months or so, they run an article on Business Intelligence in one of the Sunday business papers here in Dublin. The tenor of these articles goes like this: Just pick the right BI tool, sit back, and relax. It will all sort itself out. This reminds me of the Fast = On database switch a lot of ...

Competitive Business Intelligence: web scraping with Oracle.

Uli Bethke Business Intelligence, Web Mining

In my opinion, one of the trends for Business Intelligence in 2009 (and the years to come) will be the integration of externally available data (data not found within the organisation itself, e.g. data in magazines, the web, libraries etc.) into the data warehouse and into an organisation’s business processes. Using BI to monitor the external environment that an organisation ...