How DBMS Vendors Admit to an Architectural Limitation: Part 3 – EDW on IBM z/OS

This is the 3rd and final example of a vendor admitting, without admitting, to an architectural limitation. The first two … 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

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

IBM is presenting a DB2 Tech Talk that compares the BLU Accelerator to HANA. There are several mistakes and some … More

I changed the picture to show you the billboard SAP bought on US101N right across from the O HQ… – … More

As I noted here, I think that the IBM BLU Accelerator is a very nice piece of work. Readers of … 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

If the Gartner estimates here are correct… then DRAM prices will fall 50% per year per year over the next several years… … More

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