Coach note

Interviewers ask this kind of question to surface how you think, not what you remember. The strongest answers are specific, calmly told, and end on what changed.

SQL · Window functions

You have a claims table with claim_id, patient_id, provider_id, service_date, and amount. Write a query that returns providers who saw the same patient on three or more consecutive days.

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You have a claims table with claim_id, patient_id, provider_id, service_date, and amount. Write a query that returns providers who saw the same patient on three or more consecutive days.

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