В этом видео автор расскажет всё, что нужно знать про основы SQL.
0:01:45 БД и SQL 0:11:52 Создание таблиц 0:21:48 INSERT/UPDATE/DELETE 0:34:26 SELECT 0:39:50 FOREIGN KEY 0:46:22 JOIN 1:01:00 Агрегатные функции, GROUP BY 1:09:20 HAVING 1:13:09 Изменение таблиц
В этом видео автор расскажет всё, что нужно знать про основы SQL.
0:01:45 БД и SQL 0:11:52 Создание таблиц 0:21:48 INSERT/UPDATE/DELETE 0:34:26 SELECT 0:39:50 FOREIGN KEY 0:46:22 JOIN 1:01:00 Агрегатные функции, GROUP BY 1:09:20 HAVING 1:13:09 Изменение таблиц
Telegram today rolling out an update which brings with it several new features.The update also adds interactive emoji. When you send one of the select animated emoji in chat, you can now tap on it to initiate a full screen animation. The update also adds interactive emoji. When you send one of the select animated emoji in chat, you can now tap on it to initiate a full screen animation. This is then visible to you or anyone else who's also present in chat at the moment. The animations are also accompanied by vibrations. This is then visible to you or anyone else who's also present in chat at the moment. The animations are also accompanied by vibrations.
Why Telegram?
Telegram has no known backdoors and, even though it is come in for criticism for using proprietary encryption methods instead of open-source ones, those have yet to be compromised. While no messaging app can guarantee a 100% impermeable defense against determined attackers, Telegram is vulnerabilities are few and either theoretical or based on spoof files fooling users into actively enabling an attack.
