Daily Net Revenue

A hard SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.

Domain

SQL

Difficulty

hard

Seniority

L4

Problem

Product 1001 needs a daily revenue reconciliation between January 1 and April 30, 2025. Positive transaction amounts are purchases and negative values are refunds. Include all qualifying purchases in that date range, plus any refunds for the same product regardless of date.

Summary

Net revenue, day by day. Refunds included.

Practice This Problem

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