(Robert Catterall) Some people seem to be under the impression that recovery has drifted down, importance-wise, in the hierarchy of issues associated with running a DB2 for z/OS system.

(Willie Favero) Back on January 26, 2012 I published a blog entry titled “Be careful how you define your partition-by-growth universal table space”. It discussed how once you set the MAXPARTITIONS value for a partition-by-growth universal table space, you could increase it but you could never lower

(Bobby McChesney, Joseph Bohn and James Kochuba) In the IBM PureApplication System environment, a virtual application pattern is the critical element that allows a user to rapidly set up and manage cloud application infrastructure; a virtual application pattern describes an application, and employs

(Ali Arsanjani, Kerrie Holley, Jean Pommier, Claus Torp Jensen, Samuel Antoun and Julian Petriuc) This article explores commonly held concepts behind business performance and agility, and illustrates at a practical level how to extend these into new and innovative ways of measuring, achieving and su

(Willie Favero) I wanted to talk about the DSNZPARM keys deprecated in DB2 10. And yes I do realize that I listed them out in a previous post. However, this time I wanted to discuss why it’s important today, maybe even before migrating to DB2 10, to plan on how their eventual departure from DB2 ma

(Serge Rielau) Recently I discussed the motivation behind using anonymous blocks.

(Willie Favero) For all of you that love to do performance and tuning of you DB2 subsystems, DB2 land is about to make your job a whole lot easier in the stored procedure and user-defined function (UDF) categories by improving some of the existing metrics and adding a few new ones.

(Lockwood Lyon) Since relieving I/O constraints usually translates into faster execution times, it can become one of the major goals of an IT support group. Many applications have Service Level Agreements (SLRs) that promise quick turnaround or acceptable on-line response time.

(Jason Chan and Hua Lu) Part 3 of the article series introduces the integrated IBM DB2 database formats that are found in IBM PureApplication System. It describes the different forms of DB2 found in PureApplication System, helps you decide which forms to choose in different situations, and covers so

(Robert Catterall) A lot of organizations have already migrated from DB2 for z/OS Version 8 to a more-current release of DB2 — either DB2 9 or (in the case of skip-level migrations) DB2 10.