Problem
Explain the trade-offs between using a row-based versus a columnar database for our specific use cases at Collective Health.
Practicing as: Data Engineer interview at Collective HealthHi, I'll play your Collective Health interviewer for the Data Engineer role. Candidates describe these interviews as often stressful and moderately difficult, so expect me to be direct and to the point. Take your time with the question above and answer like we're in the room.
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