(Omer Brandis) In previous posts I wrote about how important it is to conduct performance tests, and why doing it is not as easy as it sounds. In this post I’ll describe the method I use to perform such tests.

(Craig Mullins) The last post I made to this blog used functions to translate data from one form to another. Functions frequently can be used to overcome issues when you are reading data from your DB2 tables. With that in mind, I thought it might make sense to go over DB2 SQL functions at a basic le

(Chris Eaton) One nice feature of db2pd that you can’t easily get from any other monitoring tool is the contents of your bufferpools. You can see bufferpool hit ratios with just snapshots but if the hit ratio is lower then you expect it may be difficult to find out what is in the bufferpool that is

(Rebecca Bond, Kevin Yeung-Kuen See, Carmen Ka Man Wong and Yuk-Kuen Henry Chan) When thinking about organizational information security, your mind might jump to the technical details such as firewalls, access control lists, certificates, auditing, cryption, and all those wellknown electronic trappi

(Leon Katsnelson) Today at midnight (who buys their OS at midnight anyway?) Microsoft finally released Windows Vista in the retail channel. Vista has been available to volume licensees in large corporations and to developers via MSDN subscription since November 30. Today it is available to the masse

(Craig Mullins) Sometimes an application can require different, perhaps even somewhat “odd” data sorting. These needs may cause developers to sit and scratch their head for hours trying to make DB2 do something that seems “unnatural.” But often you can conjure up an answer by properly understanding

(David) When backing up a db2 database the output filename might be confusing at first. The filename generated by the backup utility might seem long an confusing but it is actually pretty straight forward and very informative.

(Irina Kogan, Matthias Nicola and Berni Schiefer) Learn about the performance and scalability characteristics of a simulated securities brokerage transaction processing environment using DB2 9 XML, IBM POWER5+, AIX 5.3, and TotalStorage DS8100. This scenario includes use of the FIXML schema, a finan

(Bernard Z. Kufluk and Ian Heritage) IBM WebSphere Service Registry and Repository V6 (hereafter referred to as Service Registry and Repository) is an industrial-strength tool that helps you achieve more business value from your service-oriented architecture (SOA) by enabling better management and g

(Greg Flurry) In this article, I’ll tell you about at the dynamic endpoint mechanism available in WebSphere ESB V6.0.2 (WebSphere ESB) and how you can use it. I’ll also show you how to use mediation primitives, new in Version 6, to support two different forms of endpoint resolution that you can use