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Monthly Signup Counts
A easy SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.
- Domain
- SQL
- Difficulty
- easy
- Seniority
- junior
Problem
A downstream forecasting model requires monthly signup counts as floating-point values, but the dashboard also needs the raw integer. For each month (YYYY-MM format), show the signup count in both forms.
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.