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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
A leaked Telegram discussion by 50 so-called crypto influencers has exposed the extraordinary steps they take in order to profit on the back off unsuspecting defi investors. According to a leaked screenshot of the chat, an elaborate plan to defraud defi investors using the worthless “$Few” tokens had been hatched. $Few tokens would be airdropped to some of the influencers who in turn promoted these to unsuspecting followers on Twitter.
The STAR Market, as is implied by the name, is heavily geared toward smaller innovative tech companies, in particular those engaged in strategically important fields, such as biopharmaceuticals, 5G technology, semiconductors, and new energy. The STAR Market currently has 340 listed securities. The STAR Market is seen as important for China’s high-tech and emerging industries, providing a space for smaller companies to raise capital in China. This is especially significant for technology companies that may be viewed with suspicion on overseas stock exchanges.
SQL для тестировщика from sg