Articles & Content

DB2 for WebSphere Commerce

Expert tips on building and administering DB2 LUW databases for WebSphere Commerce

Note: The content of this blog is the opinion and thoughts of the blogger and does not necessarily represent the opinions of IDUG.


Why dsmtop isn’t Even Half as Good as db2topI think I'm beginning to better understand why IBM is not fond of tools like db2top. The truth is that the developers really only get exposure to the largest Db2 clients. These are the ones that really pay the developer's salaries, after all.... Read the rest
The DBA is Dead? No, the DBA as Gatekeeper is Dead!I still remember this meeting when I had been a DBA for less than a year at IBM. It was IBM, so I was the lone primary DBA for this internal client. With 3 whole months of experience and a shiny college degree.... Read the rest
Working with Db2 copies …on WindowsHow to investigate Db2 copies installed on a Windows systemAccording to one of the definitions from the UrbanDictionary, adding the words "in bed" to any sentence can make that sentence "more interesting". I like to think that the Db2 LUW world equivalent of that is taking a task -- such as working …
Wrap-Up: IDUG Db2 North American Technical Conference in CharlotteThe IDUG Conference in Charlotte this year was one of the best-run North American Conferences I have been to. They rose close to the high standard that the IDUG European conference committee sets. I had fewer issues with how things ran.... Read the rest
IDUG NA Technical Conference in Charlotte, NC – June 2019This is my regular pre-conference blog entry. I write these every year to share details about the conference and to share my excitement for this form of education and networking. The IDUG conferences in the US and Europe are my favorite weeks of the year.... Read the rest
Db2 Basics: Setting up a Command Line to Work with Db2I'm a command line gal, and probably always will be. I doubt a GUI will tempt me away from the command line, though I do find myself enjoying using things like Jupyter Notebook to also access the databases I support. Does Your Database Know Who You Are?... Read the rest
Interesting Issue with /tmp on a Db2 ServerI learn something new every day. The times I'm most surprised about what I learn is when it happens to be something pretty fundamental about how Db2 uses resources. EnvironmentThis situation happened on an AIX environment I'm mentoring someone to build.... Read the rest
DB2 Basics: Beyond Just Taking a Backup – Backup Performance, Utilities, and More!While I've covered this topic in detail, and blogged about a specific backup performance problem, I've never talked about this at the basics level. What is a Backup?A backup is a binary image of the entire Db2 database.... Read the rest
SQL Differences Between Db2 and InformixI have been working with Informix from a user perspective recently. I learned about some of the SQL differences and developed a greater empathy for developers in the process. CTE Support is covered, along with comparing the date and time handling syntax.
SQL That Meant Well: Where Functions are AppliedNot only was this delete running unreasonably slow – it was also causing lock timeouts on the MEMBER table while running because of the slowness. This post contains application specific details that you don’t need to understand the underlying concept here, which applies across many SQL statement…