The Well-Defended Borders

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

Domain

SQL

Difficulty

easy

Seniority

L3

Problem

The infrastructure team is enforcing a minimum cluster size policy: any region with fewer than 14 running nodes needs additional provisioning. Show the regions that already clear the bar, along with their running-node count.

Summary

Some frontiers already stand ready. Find the ones that do.

Practice This Problem

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