A Short DW DBMS Market History: HANA, Oracle, DB2, Netezza, Teradata, & Greenplum

Here is a quick review of tens years of data warehouse database competition… and a peek ahead… Maybe ten years … More

Hadoop and Company Financial Performance

I have posted several times about the impact of the Hadoop eco-system on a several companies (here, here, here, for … More

Teradata stock is falling hard due to guidance here that they may miss revenue targets. Analysts are downgrading the stock… … More

My friend and a major contributor to the art of database architecture, Chuck McDevitt, died last week. Five years ago … More

I wondered here how IBM would position DB2 with BLU versus Netezza. Please have a look before you go on… … More

In my last post here I suggested that there were three levels of maturity around column orientation and described the … More

There are three forms of columnar-orientation currently deployed by database systems today. Each builds upon the next. The simplest form … More

If you missed the tweet… 2+ years ago I predicted here that Teradata would go away from ByNet… and lo … More

In the post here I listed the units of parallelism (UoP) applied by various products on a single node. Those … More

6 May… There is a good summary of this post and on the comments here. – Rob 17 April… A … More