Quarterly Sales Pivot by Product
Problem
**[Asked at Walmart]**
Pivot quarterly sales so each product is one row with columns `q1`, `q2`, `q3`, `q4`.
Return `product`, `q1`, `q2`, `q3`, `q4`, ordered by product.
Tables
Example rows — the live problem includes the full dataset.
sales
| sale_id | product | quarter | revenue |
|---|
Expected output
Your answer should return 2 rows with the columns product, q1, q2, q3, q4.
Starter code (SQL)
SELECT *
FROM sales;Solve this SQL question free
Write SQL and run it instantly in your browser — even on your phone. No signup needed to try.
Solution & explanation
Create a free account to unlock the optimal solution, a step-by-step explanation, and the hidden test cases that grade your answer.
Sign up free to unlock