Self-Service Analytics in the Data Lake

Uli Bethke Big Data, Business Intelligence, Data Warehouse, Hadoop, MapR, Spark

Deriving Value from your data... We all know that decision makers and analysts need quick access to all of the structured and unstructured data in an enterprise. Typically this data is locked away in various source systems and can’t be queried from a single central location The data warehouse set out to fix this problem ages ago and it has ...

Exadata, Exalytics, SAP HANA and the multi billion dollar question.

Uli Bethke Business Intelligence, Data Warehouse, Oracle

Recently there has been a lot of noise around in memory databases and how Exadata, Exalytics and SAP HANA compare to each other. Here are my two cents on the debate. Why you can't compare Exalytics to SAP Hana It is the vision of SAP Hana to be used for both OLTP and analytics. As the name already suggests Exalytics ...

Guest Post: Can Database Developers do Data Mining ?

Uli Bethke Best Practice, Business Intelligence, data mining, Data Warehouse, DW Design, ETL, Irish BI SIG, Oracle, SQL for Analysis, Training

I was recently invited by Sandro Saitta, who runs the Data Mining Research blog (http://www.dataminingblog.com/), to write a guest blog post for him. The topic for this guest post was Can Database Developers do Data Mining ? The original post is available at - Can Database Developers do Data Mining – Here is the main body of the post Over ...

2010 Rexer Analytics Data Mining Survey

Uli Bethke Best Practice, Business Intelligence, data mining, Training

The Rexer Analytics 4th Annual Rexer Analytics Data Miner Survey for 2010 is now available. 735 data miners participated in the 2010 survey. The main highlights of the survey are: • FIELDS & GOALS: Data miners work in a diverse set of fields. CRM / Marketing has been the #1 field in each of the past four years. Fittingly, “improving ...