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

L3

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.

Summary

Two registries. They do not agree.

Practice This Problem

Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a real database and grades it automatically.