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

Domain

SQL

Difficulty

medium

Seniority

L3

Problem

The content team wants to understand which pages drive the most session engagement. For each page URL, count how many unique sessions viewed it (deduplicated per page). Show all pages with their unique session count, sorted from most viewed to least.

Summary

Session metrics, content item by item.

Practice This Problem

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