Problem
Explain how you would optimize a slow-performing SQL query that aggregates millions of rows of transaction data.
Practicing as: Data Scientist interview at Munich Reinsurance AmericaHi, I'll play your Munich Reinsurance America 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.
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