Dataford
Interview QuestionsInterview GuidesExperiencesMock InterviewsPricing
Get started

Rolling 7-Day Cohort Rankings

Medium
MediumSQL & Data ManipulationWindow FunctionsRankingRunning Totals

Problem

How would you use SQL window functions to compute rolling 7-day metrics and rank users within each cohort?

Practicing as: Data Scientist interview at Criteo

Hi, I'll play your Criteo interviewer for the Data Scientist role. Candidates describe these interviews as mostly positive and moderately difficult, so expect me to be friendly and conversational. Take your time with the question above and answer like we're in the room.

Take this as a live interview session →

You are practicing as a guest. Sign up free to get your answer graded with AI feedback. Your draft stays right here.

Sign up freeI have an account
Sign up to unlock solutions
Criteo Data Scientist Interview Questions
Next questions
ScaleRolling Metrics and Cohort RankingMediumAmaris ConsultingSQL Window Functions for Rolling MetricsMediumEchostarSQL Window Functions for Rolling MetricsMedium