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If you are coming from a programming background, and feeling like your hands are tied when using SQL, this article will untie your hands. The article is highly conceptual assuming that you are familiar with programming and basic SQL already. The goal, therefore, is to help you better understand errors and debug with ease. Hence, I will not go over syntactical details besides a few photo illustration.

SQL is a rather high level programming language that it looks more like a frame work rather than a language. It’s formally categorized as a query language by Wikipedia for a reason and…

袁晗 | Luo, Yuan Han

Balance is the key Personal Website: https://sites.google.com/view/luoyuan/home

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