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Create: 2025-05-14 Update: 2025-07-07 13:53:35

Как оптимизировать БД: подробный гайд

Кажется, все уже давно знают: тормоза в приложении — это плохо. Но что делать, когда код идеален, сервер мощный, а всё равно всё едет как в час пик? Часто корень зла — в базе данных.

Запросы к БД могут висеть дольше, чем кажется, особенно если забыли про индексы или не следите за блокировками. А ещё многим знакома беда с «SELECT *», когда база перебирает всё подряд вместо точечного поиска. В этой статье — как найти узкие места, что с этим делать и зачем иногда денормализовать таблицы.

#статья #советы #бд #web #ru

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Telegram has made it easier for its users to communicate, as it has introduced a feature that allows more than 200,000 users in a group chat. However, if the users in a group chat move past 200,000, it changes into "Broadcast Group", but the feature comes with a restriction. Groups with close to 200k members can be converted to a Broadcast Group that allows unlimited members. Only admins can post in Broadcast Groups, but everyone can read along and participate in group Voice Chats," Telegram added.

Как оптимизировать БД: подробный гайд

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