Practice the essentials
In this exercise you are preparing list of your top paying active customers. The data you will need are the names of the customer sorted by the amount they paid.
Questo esercizio fa parte del corso
Applying SQL to Real-World Problems
Istruzioni dell'esercizio
- Return the
first_name,last_nameandamount. INNER JOINthe tables you need for this query:paymentandcustomerusing thecustomer_idfor the join.- Ensure only
activecustomers are returned. - Sort the results in
DESCending order by the amount paid.
Esercizio pratico interattivo
Prova a risolvere questo esercizio completando il codice di esempio.
SELECT ___,
___,
___
FROM ___ AS p
INNER JOIN ___ AS c
ON p.___ = c.___
WHERE ___
ORDER BY ___ ___;