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. .

 

 
Improving Mainframe Performance with In-Memory Techniques A recent, recurring theme of my blog posts has been the advancement of in-memory processing to improve the performance of database access and application execution. I wrote an in-depth blog post, The Benefits of In-Memory Processing, back in September 2020, and I definitely recommend you take a mom…
Db2 12 for z/OS Function Level 508This month, October 2020, IBM introduced the latest new function level, FL508, for Db2 12 for z/OS. This is the second new function level this year (the first came out in June and you can learn more about it here). For those who don't know, the Function Level process was designed by IBM for releas…
IDUG 2020 EMEA Db2 Tech Conference Goes Virtual For those of you who have attended an IDUG conference before you know why I am always excited when IDUG-time rolls around again. And the EMEA event is right around the corner! Participating at an IDUG conference always delivers a boatload of useful information on how to better use, tune, and devel…
Convert Your COBOL Db2 Programs to Java Without Rebinding As most Db2 developers and DBAs know, when you modify a Db2 program you have to prepare the program to enable it to be executed. This program preparation process requires running a series of code preprocessors that—when enacted in the proper sequence—creates an executable load module and a Db2 …
Planet Db2 is Back!For those of you who were fans of the Planet Db2 blog aggregator, you’ll be happy to know that it is back up and operational, under new management. For those who do not know what I am talking about, for years Leo Petrazickis curated and managed the Planet Db2 blog aggregator. Leo provided a gre…
Know Your Db2 Universal Table Spaces One of the biggest changes in the last decade or so has been the introduction of new types of table spaces – known as Universal table spaces, or UTS. Not only are UTS new to Db2, they are quickly becoming the de facto standard type of table space for Db2 applications, new and old. At some point,…
The Benefits of In-Memory ProcessingOne area that most organizations can benefit from is by better using system memory more effectively. This is so because accessing and manipulating data in memory is more efficient than doing so from disk. Think about it… There are three aspects of computing that impact the performance and cost of…
IBM Db2 on Cloud NewsIf you are thinking about, or have already adopted Db2 in the cloud, there is some recent news you should know about. But before we explore that news, let’s take a look at the quick highlights of using Db2 in the cloud. IBM’s Db2 on Cloud offering is a fully-managed operational data store runn…
Navigating the IBM COBOL 4.2 End of Service Waters: Chart a course to benefit your business Surprisingly, COBOL has been in the news a lot recently, due to its significant usage in many federal govern-ment and state systems, most recently with unemployment systems, being in the news. With the global COVID-19 pandemic, those unemployment systems were stressed like never before with a 160…
The Virtual North American IDUG Db2 Tech Conference 2020The IDUG North America Virtual Conference is happening now... and it runs through the end of next week (August 14, 2020), so there is still time to register, attend, and hear about some great Db2 "stuff!"Originally, the event was planned as a weeklong conference to be held early in June in Dallas, T…