SQL Foundations: Explore a Sales Dataset
Query, filter, group, and join data to answer practical business questions.
2 min of content4 lessonsBeginnerEnglishUpdated Oct 2026
- Certificate
Created by EvalenceAI Demo Studio · Practical learning paths for testing
What you'll learn
- Filter and sort query results
- Calculate totals with GROUP BY
- Explain the difference between INNER and LEFT JOIN
Curriculum
1 section · 4 lessons · 2 min
Learn, practice, and build4 lessons · 2 min
- SQL: guided video tutorial, ArticlePreview SQL: guided video tutorial1 min
- Study notes and worked starter, Article1 min
- Practice project and self-check, Article1 min
- Download the practice workbook, Downloadable resource
Requirements and who it's for
- A computer with internet access
- Self-paced learners
- Students testing the EvalenceAI learning experience
Description
SQL Foundations: Explore a Sales Dataset
Query, filter, group, and join data to answer practical business questions.
Work through the tutorial at your own pace, review the study notes, then complete the practice project using the downloadable workbook. The workbook includes starter material and a checklist for reviewing your result.
What you will learn
- Filter and sort query results
- Calculate totals with GROUP BY
- Explain the difference between INNER and LEFT JOIN
Your project
- Run the starter in a disposable SQLite database.
- Find sales above 75 and compute the average sale.
- Create a regions table, add a region with no sales, and use LEFT JOIN to include it.
Tutorial: SQL Tutorial - Full Database Course for Beginners by freeCodeCamp.org. Videos remain freely available on YouTube and belong to their creators. This is an independent demo learning path; listed prices are test fixtures.
Instructor
EvalenceAI Demo Studio
Practical learning paths for testing · 10 courses · 0 students
Original exercises paired with credited public tutorials. Demo prices are for testing the learning and checkout experience.
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