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. .

 

 
The DB2 12 for z/OS Blog Series - Part 1: SQL PaginationToday’s blog post kicks off a new series of posts that examine new features and functionality delivered with the latest and greatest new version of DB2 foir z/OS – Version 12. We’ll begin with a nice new feature that should make it easier for programmers writing queries where the program needs…
The Tao of DB2 - Part 15: Putting it all together!We rejoin our soon-to-be-retiring DBA and the intern who is tasked with replacing him as the old DBA continues to teach the young intern about Tao and DB2. "Soon, I will be retiring, and all of this will be yours," said the expert DBA. "Are you ready?" "I am trying my best," said the intern. "Do y…
Happy Holidays 2016It is that time of year again. When we all take some time to pause and spend time with our family, friends and loved ones. We take time off of work to celebrate and reflect on the past year... and to welcome the new year. No matter what holiday tradition you celebrate, I wish you an enjoyable holid…
The Tao of DB2 - Part 14: A Short Lesson on WisdomAfter a long day of dealing with problems the DBA and his intern were readying themselves to head home for the evening. The mentor glanced over at his trainee and saw that something was troubling him. "You seem to be troubled," noted the DBA. “I guess so," replied the intern. "We did a lot today…
The Tao of DB2 - Part 13: Constantly Learning MoreIt is time, once again, to look in on our intrepid young DBA as he continues to learn database administration as an intern to an older, wiser, but soon-to-be-retiring DBA. The intern approached his mentor and said "You have taught me a lot in the past few months. I am more prepared now when it com…
Happy ThanksgivingToday, in the United States of America, we celebrate Thanksgiving by gathering together with our loved ones and giving thanks for all we have. This includes celebrations with food, traditionally a big turkey dinner with mashed potatoes and gravy, as we watch a parade and football games... With th…
The Tao of DB2 - Part 12: Dealing with ChangeIt is time, once again, to look in on our friends, the intern DBA and his mentor. After spending so much time on performance issues, the mentor decides to check on his apprentice and make sure that he is not overwhelmed. “Well, now that you mention it, the users want to change the data type of sev…
The Tao of DB2 - Part 11: Calm Inaction: a Difficult Lesson to LearnThe young intern DBA and his mentor were developing training for the new version of DB2 when the intern became distracted by a hubbub just outside their cubicles. "What is going on out there?" asked the intern, out loud, to nobody in particular. "What?" replied his mentor. "I don't hear anything."…
The Tao of DB2 - Part 10: Dispelling a DB2 Performance MythOnce again we join our intrepid duo – the seasoned DBA who is a practitioner of Tao and his young apprentice to whom he is trying to teach the way of DB2… “I have to say,” uttered the young intern, “that there sure is a lot to learn about DB2. Especially when it comes to performance.” …
The Tao of DB2 - Part 9: The Five R'sThe last time we checked in on our experienced DBA and his young intern the lesson was focused on when to REORG. The intern was sent away to learn all about Real Time Stats and RUNSTATS. Let's see how he is progressing... "So, the Real Time Stats can be used to help me figure out when it is time to…