Loading...
Authors With Successful Deploys
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 release team needs a list of every engineer who has landed at least one successful deployment. Return a deduplicated list of authors, excluding records where the author field is empty.
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.