Quarterly Consolidated Cloud Costs

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

Domain

SQL

Difficulty

medium

Seniority

L4

Problem

Finance weights each cloud service's raw cost by its matching allocation amount from cost_allocs. For Q1 and Q2 of 2026, compute the total weighted spend per quarter. Return the quarter label (Q1/Q2) and total converted spend.

Summary

Quarterly cloud spend, weighted.

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