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Failed Payment Deployments
A easy SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.
- Domain
- SQL
- Difficulty
- easy
- Seniority
- junior
Problem
The payments-api team is writing their incident postmortem and needs to quantify deployment instability. Count the number of deployments for the service named 'payments-api' that have a status of 'failed'.
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.