Morning Warning Logs

A easy SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.

Domain

SQL

Difficulty

easy

Seniority

junior

Problem

After noticing pre-business-hours warning spikes, the SRE team wants to review every WARN-level server log entry that fired before noon. Return all fields.

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.