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SQL functions (SUM, COUNT, AVG, MIN, MAX) and GROUP BY | SQL for Data Analysis Tutorial, ep3
( go to the article → https://data36.com/sql-functions-beginners-tutorial-ep3/ )
In this article, I’ll show you the most essential SQL functions that you will use for calculating aggregates — such as SUM, AVG, COUNT, MAX, MIN — in a data set. Then I’ll show you how these work with the GROUP BY clause, so you will be able to use SQL for segmentation projects. (Eg. […] The post SQL functions (SUM, COUNT, AVG, MIN, MAX) and GROUP BY | SQL for Data Analysis Tutorial, ep3 appeared first on Data36.
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