Question: What would be the SQL for: Add a PreviousTrip field to the Customer table. Create and run a totals query on the Reservation table to
What would be the SQL for: Add a PreviousTrip field to the Customer table. Create and run a totals query on the Reservation table to count the number of reservations by customer. Manually update the Customer table with these values. assign the value 0 to customers 110 and 123
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