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Quarterly Peak Cloud Costs
A hard SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.
- Domain
- SQL
- Difficulty
- hard
- Seniority
- mid, senior
Problem
For a quarterly cost review, show each cloud service's highest monthly cost in Q1, Q2, Q3, and Q4 as separate columns. List services alphabetically.
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.