Joins in SQL allow you to combine datasets from multiple tables using a single query. In this course, you’ll learn how joins work, how to combine data from more than one table using inner joins, how to select columns from different tables, and how to alias tables.
Best of all, you’ll learn by doing — you’ll practice and get feedback directly in the browser.
Dataquest has helped thousands of people start new careers in data. If you put in the work and follow our course, you'll master data skills and grow your career.
We believe so strongly in our courses that we offer a full satisfaction guarantee. If you complete a career course on Dataquest and aren't satisfied with your outcome, we'll give you a refund.
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