Исходный код вики Шаблон транзакции
Версия 21.3 от Alexandr Fokin на 2023/12/16 14:12
Скрыть последних авторов
| author | version | line-number | content |
|---|---|---|---|
 |
5.1 | 1 | |
| |
12.1 | 2 | {{code language="sql"}} |
| |
1.1 | 3 | BEGIN TRY |
| |
7.1 | 4 | |
| 5 | BEGIN TRANSACTION | ||
| |
15.1 | 6 | |
| |
16.1 | 7 | --Формируем заказ |
| 8 | --... | ||
| 9 | --сформировали заказ | ||
| |
8.1 | 10 | |
| |
17.1 | 11 | --Вычитаем купленные товары |
| 12 | update Products | ||
| 13 | Set Count = Count - 1 | ||
| 14 | Where ID = @ProductID | ||
| |
19.1 | 15 | |
| |
7.1 | 16 | COMMIT |
| |
1.1 | 17 | END TRY |
| 18 | BEGIN CATCH | ||
| 19 | |||
| |
7.1 | 20 | IF @@TRANCOUNT > 0 |
| |
18.1 | 21 | BEGIN |
| |
7.1 | 22 | ROLLBACK TRANSACTION; |
| |
18.1 | 23 | END; |
| |
13.1 | 24 | |
| 25 | THROW | ||
| |
5.1 | 26 | |
| |
20.1 | 27 | END CATCH |
| |
13.1 | 28 | {{/code}} |
| |
6.1 | 29 |