SQL is a querying language used to manipulate databases. On its own, it is a powerful tool in any Data Scientist’s toolbox. When you pair SQL with R (or Python), you have indespensible foundations to conduct even the basic analytics. This is not so much a lesson on SQL, but a lesson on connecting SQL with R via various packages. Moreover, we will use the packages dbplyr and dplyr to manipulate the datasets in a later blog.
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