How DBMS Vendors Admit to an Architectural Limitation: Part 1 – Oracle Exadata

Database vendors don’t usually admit to shortcomings… they protest that they have no shortcomings until the market suggests otherwise… then … More

CPUs and HW for HANA, BLU, Hekaton, and Oracle 12c

This short post is intended to provide a quick warning regarding in-memory columnar and cpu requirements… with a longer post … 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

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

Since my blogs tend to be in response to some stimulus they may not reflect a holistic view on any … More

Here is an attempt to build a Price/Performance model for several data warehouse databases. Added on February 21, 2013: This … More

I would like to point you to two articles in the latest Northern California Oracle Users Group (NoCOUG) Journal here. … More

In my first blog (here) I discussed the implications of using co-processors to offload CPU. The point was that with … More