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Zowe, DB2, and the Open-Source Future of the Mainframe

Zowe, DB2, and the Open-Source Future of the Mainframe

by Joe Winchester | May 14, 2026

In the world of enterprise computing, the Great Divide between the mainframe (z/OS) and Linux (Distributed) has long been defined by proprietary silos and unique interfaces.  However, as Amanda Hendley of Planet Mainframe highlighted in a virtual user group session...

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SQL & SQL PL Enhancements in Db2 12 and 13 — Technical Insights from the Virtual Mainframe User Group with Chris Crone

SQL & SQL PL Enhancements in Db2 12 and 13 — Technical Insights from the Virtual Mainframe User Group with Chris Crone

by Amanda Hendley | Dec 4, 2025

In this session of the Mainframe Virtual User Groups, Broadcom Distinguished Engineer Chris Crone provided a practical walkthrough of SQL and SQL PL enhancements across Db2 12 and Db2 13. Drawing on 35 years of experience working in Db2 internals, including SQL...

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Learning from SMF: Managing Db2 Buffer Pools

Learning from SMF: Managing Db2 Buffer Pools

by Karthikeyan Dhanapal | Jun 30, 2025

Unlocking the Value of Cheryl Watson’s Tuning Letter Back Catalog If you work with IBM mainframes, you’ve probably heard of Cheryl Watson’s Tuning Letter, which I now have the pleasure of editing. For decades, it’s been one of the most trusted resources for...

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