The Db2 Portal Blog

News, views, and items of interest on IBM's Db2 database management system and mainframes.

Monday, November 22, 2021

"Unstructured " Data and LOBs

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Let's take a look at the burgeoning role of "unstructured" data and the impact of using LOBs to store that data in our Db2 dat...
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Monday, November 15, 2021

Db2, SQL, and Modern Coding Techniques

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  Mainframe application development has changed dramatically during the lifetime of Db2. Way back in the beginning, and even for a long time...
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Tuesday, October 19, 2021

How Do You Store Boolean Data in Db2?

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Recently, I was reading an article written by Ben Brumm on using Boolean data in SQL and it got me thinking about Db2 and Boolean data. You...
Monday, October 11, 2021

What is Db2?

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For regular readers of this blog the title of this particular post might seem to be a bit odd. After all, why visit the Db2Portal blog if yo...
Monday, August 30, 2021

What Type of Changes Cause Db2 Packages to Get Invalidated?

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Db2 DBAs are constantly working with database objects such as Databases, Tablespaces, Tables, and Indexes. And many requirements cause DBAs ...
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Craig S. Mullins
Sugar Land, Texas, United States
Craig S. Mullins is a data management strategist, researcher, and consultant. He is president and principal consultant of Mullins Consulting, Inc. and the publisher/editor for The Database Site.

Craig has been named by IBM as a Gold Consultant and an IBM Champion for Analytics. He has been named as one of the Top 200 Thought Leaders in Big Data and Analytics by AnalyticsWeek magazine.

Craig has over three decades of experience in all facets of database systems development and has worked with Db2 since V1. You may know Craig from his popular books: Db2 Developer's Guide (covering IBM's mainframe RDBMS)... A Guide to Db2 Performance for Application Developers (how to write efficient Db2 programs) and... Database Administration: The Complete Guide to DBA Practices and Procedures (a guide to heterogenous DBA).
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