Problem
Write a SQL query to analyze transaction failures by day, channel, and failure reason, and identify the top drivers of errors at Airtel Payments Bank.
Practicing as: Operations Manager interview at Airtel Payments BankHi, I'll play your Airtel Payments Bank interviewer for the Operations Manager 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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