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Understanding SQL joins using Venn Diagrams

October 3rd, 2007 by brian · No Comments · Email This Post

Thankfully, I no longer really have to deal with databases on a day to day basis at my job. Between the talented crew of backend engineers I work with, our moves in the RESTful web services area, and other considerations, I am freed up to focus on all the pixel herding that some folks believe me capable of.

However, I started my tech career in the data warehousing field and in the beginning, one of the harder concepts to wrap my head around were joins. I really could have used this article I ran across today.

So in the vein of the highly successful “How I Explained REST to my Wife”, may I present:

“Getting Joins”

Tags: Coding · Technology · Work·

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