Tag: IBM

Community

How do you make a DB2 DBD dizzy?

(Willie Favero) The short, cute answer would be to migrate to Version 8. Just think: first you’re V7 and then you’re V8 and then you’re V7 and then you’re V8 and then you’re… well, I think you get the idea. Now before you start to think that I’m the one that is a little dizzy, how about if I explain

Community

Query DB2 XML data with XQuery

(Don Chamberlin and Cynthia M. Saracco) By now, you’ve probably heard about DB2 Viper’s new architecture, which supports both tabular and hierarchical data structures. Indeed, previous articles have summarized DB2’s new XML features, described how to create database objects and populate them with XM

Community

Beyond The Default

(Roger E. Sanders) If I asked what isolation level your most important, mission-critical application is running under, would you know the answer? Do you know how to use isolation levels to control the behavior and performance of applications in multiuser environments? Or do you go with the defaults

Community

More on when to rebind in Version 8

(Willie Favero) Today’s post is inspired by Rick’s comment to my Saturday, April 1st entry that discussed “One more reason to bind after migrating to DB2 V8”. Rick asked what other optimizer enhancements would be available in new function mode (NFM) if a plan or package was already bound while in co