Optimizing Mainframe Data Access
Nobody can deny that the amount of data that we store and manage continues to expand at a rapid pace.…
Db2 12 for z/OS Buffer Pools – Recommendations for PGSTEAL, PGFIX and FRAMESIZE
Not too long ago, I received a note from the leader of a Db2 for z/OS database administration team, asking…
Embracing In-Memory Processing for Optimizing Performance
Organizations are always encouraging their IT professionals to obtain the highest level of performance out of their applications and systems.…
Removing Duplicates From a List in Elixir
Thanks to the Enum module, in Elixir we can trivially remove duplicates from a list. In the following example, we…
Developing with Elixir/OTP Course Review
Ruby was the first programming language I truly fell in love with. Yes, I had used several others before (and…
Mainframe systems help to keep things going in a pandemic
While many of us are in pandemic mode—hopefully most people who CAN work remotely ARE working remotely. Unfortunately, some folks…
Streaming z/OS IT Operational Data with IBM Z Common Data Provider
In today’s business world, the pressure to deliver faster to be “in the business”, the importance to reduce outages and…
Sorting Results by Specific Values in SQL with CASE
Recently I rewrote the backend for my service, Any New Books, due to an Amazon API change. Generally speaking, rewriting…