| Позиция | Домен | URL | Title | Школа |
|---|---|---|---|---|
| 1 | schoolsw3.com | https://www.schoolsw3.com/postgresql/exercise.php | Практика | — |
| 2 | pgexercises.com | https://pgexercises.com/ | — | |
| 3 | sql-academy.org | https://sql-academy.org/ru/trainer | Интерактивный тренажёр по SQL — SQL Academy | sql-academy.org |
| 4 | w3schools.com | https://www.w3schools.com/postgresql/postgresql_exercises.php | — | |
| 5 | sql.kushedow.tech | https://www.sql.kushedow.tech/ | — | |
| 6 | labex.io | https://labex.io/free-labs/postgresql | — | |
| 7 | labex.io | https://labex.io/ru/exercises/postgresql | — | |
| 8 | dbfiddle-61105.firebaseapp.com | https://dbfiddle-61105.firebaseapp.com/postgres | DB Fiddle - | — |
| 9 | kurshub.ru | https://kurshub.ru/free-tests/postgresql/ | Тест по | kurshub.ru |
| 10 | w3resource.com | https://w3resource.com/postgresql-exercises/basic/ | — |