The DIY guide for local-global aggregation
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If you have read the title, you will not be surprised when I tell you that this blog is about a thing called “local-global aggregation”, and on how to do that yourself. So let’s start with the two obvious questions: what the heck is local-global aggregation anyway, and why the heck would you ever want to do it yourself? What is local-global aggregation The term local-global aggregation may sound scary, but it’s not that hard to understand. You might even already know the concept if you have ever heard the arguably most used explanation of parallelism. You have a jar…
