Order Titans of the Stars :Rank Customers by Their Largest Single Order Value with Tie-Aware Results Advanced
Highlight customers with the highest single order and rank them galactically.
Xorthax wants to reward customers who placed the largest individual orders. Rank customers by their highest single order amount and ensure that ties have the same rank and that no ranks are skipped.
Write Your Query
It reflects sales performance analysis where businesses identify customers responsible for the highest-value individual purchases.
You’ll practice ranking aggregated values while ensuring tied results are treated consistently and fairly.
This problem is labeled as Advanced. It’s intended for learners who are already comfortable with common window functions and want to push into more complex analytical patterns. Don’t rush — work through the hints one at a time and study the final query structure carefully.
Yes. Every problem comes with optional hints you can reveal one at a time, plus a fully worked step-by-step solution. You decide how much help you want while practicing.
All problems on PracticeWindowFunctions.com are completely free and can be solved without creating an account. Right now there are over 80 practice problems, with new ones added regularly.
SQL Cookbook (O’Reilly)
Practical SQL recipes for real-world querying—great complement to hands-on practice.
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