DB2 Basics: What is an Instance?

I was reviewing my many hundreds of slides that I use when training DBAs, and realized that some of my “Basics” slides might lead to good blog topics. My single most popular blog post ever is “How to Catalog a Database”, which is part of my “Basics” series of slides. While directed at Newbies, I bet any of my more experienced readers could find things to argue about, contribute to, or discuss as well, especially on this topic – “What is an Instance?”.

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