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Unmatched Deploy Services
A medium SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.
- Domain
- SQL
- Difficulty
- medium
- Seniority
- junior, mid
Problem
We maintain two pipeline registries and need to reconcile them. Find service names that appear in deploy logs but have no matching entry in the CI builds table. List them 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.