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▫️Работа в програме Studio 3T
▫️Создание/изменение базы и коллекций
▫️Создание документов c insert
▫️Поиск с find (gt, lt, in, nin, eq, ne, and, or, not)
▫️Количество документов с count
▫️Обновление с update
▫️Удаление с delete
▫️Джойны (join) нескольких коллекций с lookup
▫️Конвертация SQL-запроса в запрос к MongoDB
▫️+ Вопросы на собесе
BY SQL для тестировщика
Tata Power whose core business is to generate, transmit and distribute electricity has made no money to investors in the last one decade. That is a big blunder considering it is one of the largest power generation companies in the country. One of the reasons is the company's huge debt levels which stood at ₹43,559 crore at the end of March 2021 compared to the company’s market capitalisation of ₹44,447 crore.
Secret Chats are one of the service’s additional security features; it allows messages to be sent with client-to-client encryption. This setup means that, unlike regular messages, these secret messages can only be accessed from the device’s that initiated and accepted the chat. Additionally, Telegram notes that secret chats leave no trace on the company’s services and offer a self-destruct timer.
SQL для тестировщика from ru