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Extreme Category Totals
A medium SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.
- Domain
- SQL
- Difficulty
- medium
- Seniority
- senior
Problem
From this calendar year's transactions, find the product categories with the highest total sales and the lowest total sales. Combine transactions with products to get the category. Return both category names and their totals.
Practice This Problem
Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a live PostgreSQL database and grades it instantly.