Interview Core Track · Hard · 35 min
Rolling Three
Use this LinkedIn operations review to work on rolling three. Return each user_id, transaction_date, and rolling_3_day_earnings based on the current day plus...
Company labels are directional practice context, not official interview guidance.
Objective
Practice query basics through a LinkedIn-tagged business scenario.
Approach
Use this track to improve speed, edge-case handling, and accuracy under timed conditions.
Company context
Company labels are directional practice context, not official interview guidance.
Use this LinkedIn operations review to work on rolling three. Return each user_id, transaction_date, and rolling_3_day_earnings based on the current day plus the previous two transaction dates for that user. Sort by user_id and transaction_date.
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