SELECT T1.booking_id, T1.amount_of_refund FROM Bookings AS T1 JOIN Payments AS T2 ON T1.booking_id = T2.booking_id GROUP BY T1.booking_id ORDER BY COUNT(*) DESC LIMIT 1
Berapa ID dan jumlah pengembalian uang dari pemesanan yang menyebabkan sebagian besar waktu pembayaran?
CREATE TABLE Payments (booking_id VARCHAR); CREATE TABLE Bookings (booking_id VARCHAR, amount_of_refund VARCHAR)