Articles & Content

Craig S Mullins

Craig S Mullins is president & principal consultant of Mullins Consulting, Inc., is an IBM Information Champion, and an IBM Gold Consultant for DB2. Craig has three decades of experience in all facets of database systems development including developing and teaching DB2 and SQL classes, systems analysis and design, database and system administration, and data analysis and modeling. Craig is a frequent speaker at IT conferences, having spoken about database issues to thousands of folks at conferences such as IDUG, IBM Information on Demand, SHARE, and DAMA. He has spoken at events in North America, Europe, Asia, and Australia.

Note: The content of this blog is the opinion and thoughts of the blogger and does not necessarily represent the opinions of IDUG and should not be construed as reflecting official positions of the IBM Corporation. .

 

 
IBM Think 2020: Virtual, On Demand, Hybrid Cloud and ZThis year’s IBM Think event was quite different than in past years. Usually, Think is an in-person event and attracts a lot of people, typically more than ten thousand IT executives and practitioners. But as we all know, this year with the global COVID-19 pandemic an in-person event was not practi…
Db2 11 for z/OS End of Service Date Extended!In an earlier blog post I wrote about Db2 11 for z/OS End of Support Coming This Year (2020)... but that was before the global COVID-19 pandemic swooped in and changed everything! If you check out that earlier post, you'll even see that I made the comment that the "date appears to be a firm one... …
Db2 for z/OS and Managing Database Changes - The Recap During the month of April 2020 I wrote a series of blog posts on the different types of Db2 for z/OS database change management and the things to remember and consider... Today, the first day of May, I just wanted to publish a quick recap and links to all of these posts. So without further ado..…
Db2 for z/OS and Managing Database Changes - Part 4Today brings the fourth, and final installment of our series examining the different types of changes that can be made to database objects and structures in Db2 for z/OS. Part 1 introduced the three types of changes, part 2 examined simple database changes, and part 3 took a look at medium, or pendi…
Db2 for z/OS and Managing Database Changes - Part 3Welcome to the third installment of our series examining the types of database changes that can be performed using Db2 for z/OS. In part 1 we introduced the three types of changes and in part 2 we looked at simple changes. Today we will talk about the next type of change to consider, the medium or p…
Db2 for z/OS and Managing Database Changes - Part 2In part 1 of our multi-part series on Db2 for z/OS database change management, we provided an overview of the three types of database change that can be undertaken. In today's post, we are going to examine the first type of change -- the simple database change -- in a little more depth. Simple datab…
Db2 for z/OS and Managing Database Changes - Part 1 Today we begin a multi-part series of blog posts taking a look at what is involved in making database changes in a Db2 for z/OS environment. The first thing that DBAs will need is the ability to change all the database objects supported by Db2 for z/OS. There are numerous different types of databa…
IBM Db2 Analytics Accelerator: Time to Upgrade? This post is about the IBM Db2 Analytics Accelerator, sometimes (and hereinafter) referred to as IDAA. First of all, for those who don’t know, let’s start with what it is. IDAA is a high-performance component, typically delivered as an appliance, that is tightly integrated with Db2 for z/OS. It…
Db2 Quarantine Book SaleJust a quick note to offer up a discount on my latest book, A Guide to Db2 Performance for Application Developers, during the quarantine. The book was written for application programmers, providing guidance and assistance for writing efficient application code for Db2. The book covers both Db2 for z…
A Condensed 35-Year History of DB2 for z/OS (...and Db2 for z/OS) Let's go back in time... over three decades ago... back to the wild and woolly 1980s! And watch our favorite DBMS, DB2, grow up over time. DB2 Version 1 Release 1 was announced on June 7, 1983, and it became generally available on Tuesday, April 2, 1985. I wonder if it was ready on April 1st but n…