Price Without Extra Math
The catalog currently checks doubled price against the threshold 24, making the lookup heavier than needed. Rewrite it as a direct comparison of price to the equivalent threshold 12, keeping the result sorted by id.
Original query
SELECT * FROM products WHERE price * 2 > 24 ORDER BY id
Oodatava väljundi näidis
Nii näeb õige vastus välja — selle ridade arv on omaette ega pea ühtima skeemi tabelitega.
| id | name | price | stock | category |
|---|---|---|---|---|
| 4 | Lamp | 25 | 15 | home |
Logi sisse, et näha esituste ajalugu
Logi sisseLogi sisse, et kasutada AI mentorit
Logi sisse