Apply best practices to your code
In this exercise you will update the code below to adhere to the best practices you learned in this chapter.
SELECT first_name, last_name, email FROM rental AS r
-- FROM address AS a JOIN r.address_id = a.address_id
JOIN customer AS c ON r.customer_id = c.customer_id;
Latihan ini adalah bagian dari kursus
Applying SQL to Real-World Problems
Latihan interaktif praktis
Ubah teori menjadi tindakan dengan salah satu latihan interaktif kami.
Mulai berolahraga