Book Review: Predictive Analytics Using Oracle Data Miner

Uli Bethke data mining, Oracle

My friend and colleague, ACE Director Brendan Tierney, has recently published the reference book Predictive Analytics Using Oracle Data Miner. It is the first comprehensive book on the subject matter. The book is primarily aimed at the Oracle Data Scientist/Data Miner. The other target audience are Oracle developers who implement the data mining models created by the Data Scientists in ...

About the author

Uli Bethke LinkedIn Profile

Uli has 18 years’ hands on experience as a consultant, architect, and manager in the data industry. He frequently speaks at conferences. Uli has architected and delivered data warehouses in Europe, North America, and South East Asia. He is a traveler between the worlds of traditional data warehousing and big data technologies.

Uli is a regular contributor to blogs and books, holds an Oracle ACE award, and chairs the the Hadoop User Group Ireland. He is also a co-founder and VP of the Irish chapter of DAMA, a non for profit global data management organization. He has co-founded the Irish Oracle Big Data User Group.

Oracle Data Integrator (ODI) Architecture Review Service.

Uli Bethke Oracle, Oracle Data Integrator (ODI)

There are various tell-tale signs that something is not quite right with your Oracle Data Integrator implementation. Does your ODI architecture suffer from the following symptoms? The ETL seems to take forever Some data flows take more than 30 minutes Your developers take ages to implement new data flows or change existing mappings The ETL breaks at least once a ...

About the author

Uli Bethke LinkedIn Profile

Uli has 18 years’ hands on experience as a consultant, architect, and manager in the data industry. He frequently speaks at conferences. Uli has architected and delivered data warehouses in Europe, North America, and South East Asia. He is a traveler between the worlds of traditional data warehousing and big data technologies.

Uli is a regular contributor to blogs and books, holds an Oracle ACE award, and chairs the the Hadoop User Group Ireland. He is also a co-founder and VP of the Irish chapter of DAMA, a non for profit global data management organization. He has co-founded the Irish Oracle Big Data User Group.

What's the Big Deal about Big Data? Hear me speak at OUG Ireland. 11 March 2014. Convention Centre Dublin.

Uli Bethke Big Data, Irish BI SIG, Oracle

What's the Big Deal about Big Data? Hear me speak at OUG Ireland. 11 March 2014. Convention Centre Dublin. So what's the Big Deal about Big Data? Oil has fueled the Industrial Revolution. Data will fuel the Information Revolution. Not convinced? Did you know that Amazon has recently patented a technology based on a Big Data algorithm that will start ...

About the author

Uli Bethke LinkedIn Profile

Uli has 18 years’ hands on experience as a consultant, architect, and manager in the data industry. He frequently speaks at conferences. Uli has architected and delivered data warehouses in Europe, North America, and South East Asia. He is a traveler between the worlds of traditional data warehousing and big data technologies.

Uli is a regular contributor to blogs and books, holds an Oracle ACE award, and chairs the the Hadoop User Group Ireland. He is also a co-founder and VP of the Irish chapter of DAMA, a non for profit global data management organization. He has co-founded the Irish Oracle Big Data User Group.

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 ...

About the author

Uli Bethke LinkedIn Profile

Uli has 18 years’ hands on experience as a consultant, architect, and manager in the data industry. He frequently speaks at conferences. Uli has architected and delivered data warehouses in Europe, North America, and South East Asia. He is a traveler between the worlds of traditional data warehousing and big data technologies.

Uli is a regular contributor to blogs and books, holds an Oracle ACE award, and chairs the the Hadoop User Group Ireland. He is also a co-founder and VP of the Irish chapter of DAMA, a non for profit global data management organization. He has co-founded the Irish Oracle Big Data User Group.

Uses of the modulo operator: How Oracle mod can make your life easier.

Uli Bethke Oracle

You may ask, what the heck is modulo? Well, below is an easy to understand definition.

Ok. That is great. But how can we actually benefit from this. What are common use cases? Use case 1: Wrap values such as in a clock, e.g. convert seconds to hours, minutes, seconds.

 Use case 2: Finding even or ...

About the author

Uli Bethke LinkedIn Profile

Uli has 18 years’ hands on experience as a consultant, architect, and manager in the data industry. He frequently speaks at conferences. Uli has architected and delivered data warehouses in Europe, North America, and South East Asia. He is a traveler between the worlds of traditional data warehousing and big data technologies.

Uli is a regular contributor to blogs and books, holds an Oracle ACE award, and chairs the the Hadoop User Group Ireland. He is also a co-founder and VP of the Irish chapter of DAMA, a non for profit global data management organization. He has co-founded the Irish Oracle Big Data User Group.