Active Campaigns

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

Domain

SQL

Difficulty

easy

Problem

The advertising team is evaluating campaign performance for the quarterly review. For each ad campaign, show the number of impressions served, the total revenue generated, and the click-through rate as a percentage rounded to one decimal place. Only include campaigns with more than five impressions, presented from highest click-through rate to lowest.

Practice This Problem

Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a live PostgreSQL database and grades it instantly.