Loading interview...

Top Flagged Campaign Resolutions

A hard SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.

Domain
SQL
Difficulty
hard
Seniority
senior, staff

Interview Prompt

Find the ad campaign(s) that received the most user-reported alerts. Among those top campaigns, how many alerts were resolved? Match alert_events to ad_impressions where alerts fired in the same hour as an impression. Ignore alerts without a valid alert_id. Return the campaign and resolved count.

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write your sql solution with real code execution
  4. Get instant feedback and a hire/no-hire decision