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Write a query to calculate the total revenue generated by each product category.

SQLmedium0.2 min readPremium

Frequency

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Asked at 1 company

Category

487

questions in SQL

Difficulty Split

130E|271M|86H

in this category

Total Bank

1,863

across 7 categories

Asked at these companies

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Expert AnswerPremium

50 wordsInterview-ready

SELECT category_id, category_name, SUM(quantity * unit_price) AS total_revenue FROM order_items oi JOIN products p ON oi.product_id = p.product_id JOIN categories c ON p.category_id = c.category_id GROUP BY category_id, category_name ORDER BY total_revenue DESC. **Why**: Revenue = quantity × price; join through product to category....

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