Interstellar Spending Sprees :Measure Customer Spending Patterns with Rolling Three-Order Averages Intermediate
Track rolling 3-order spending averages to find cosmic big spenders.
Xorthax noticed some customers go on interstellar spending sprees. Calculate the rolling three-order average of total amount spent for each customer, sequencing orders by order date and then order ID. Round the result to two decimal places.
Write Your Query
This mirrors identifying customers’ short-term spending bursts, useful for loyalty programs or sales insights.
You will practice rolling average calculations and analyzing sequential purchase data over defined order windows.
This problem is labeled as Intermediate. It assumes you’ve written a few window function queries before, but you don’t need to be an expert. Use the hints and explanations if you get stuck — they’re there to help you think through the logic.
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