# Ad Revenue 2026

> Annual ad revenue. On the books.

Canonical URL: <https://datadriven.io/problems/ad_revenue>

Domain: SQL · Difficulty: easy · Seniority: L3

## Problem

The ad sales team is closing out the year and needs a single number for the annual report: total revenue from every ad impression recorded during 2026.

## Related

- [All practice problems](https://datadriven.io/problems)
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- [Data Engineering Interview Prep Guide](https://datadriven.io/data-engineer-interview-prep)
- [Daily Challenge](https://datadriven.io/daily)

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