Problem
How would you design a SQL query using window functions to compare each data center's monthly power usage against its prior month and rolling 3-month average?
Practicing as: Data Scientist interview at EquinixHi, I'll play your Equinix interviewer for the Data Scientist role. Candidates describe these interviews as mixed and moderately difficult, so expect me to be professional and fair. Take your time with the question above and answer like we're in the room.
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