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

Indexes are not a good thing… A blog on TCO

In many of my posts I refer to the issues associated with building “extra” data structures to meet performance goals … More

There seems to be a sort of odd tradition for bloggers to look back at the past year as the … More

I posted a blog on the SAP site here that discussed the implications of mobile clients. I want to re-emphasize … More

As you may have noticed I’m looking at in-memory databases (IMDB) these days… Here are some quick architectural observations on … More

Here are links to several commercial posts on the Experience HANA Blog FYI… The Five Minute Rule and HANA: This … More

I was recently reminded of a couple of papers written by Jim Gray and Gianfranco Putzolu that calculated the cost … More

OLAP searches a set of pre-aggregated data… a cube. If the cube is large enough that you don’t bump into … More

In the previous blogs on this topic (Part 1, Part 2, Part 3) I suggested that: Shared-nothing is required for … More

I found myself wondering where did the rule-of-thumb for Exalytics that suggests that TimesTen can use 800GB of a 1TB … More