TG: sql_for_qa/835

SQL для тестировщика

Какой механизм в MySQL позволяет выполнять атомарные операции обновления с условием, чтобы избежать гонок при конкурентном доступе?

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Использование транзакций с уровнем изоляции READ COMMITTED

Использование операторов LOCK IN SHARE MODE

Использование оператора SELECT ... FOR UPDATE

Использование триггеров BEFORE UPDATE

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Create: 2025-07-08
Last Update: 2025-07-09 14:56:04

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