Вводный курс: содержит основы SQL и будет полезен начинающим изучение.
▫️Урок 1. Что такое SQL? Установка локального сервера.
▫️Урок 2. Создание БД, таблиц и работа с ними.
▫️Урок 3. Добавление и обновление записей в БД.
▫️Урок 4. Удаление данных из БД.
▫️Урок 5. Выборка данных из БД. Where, Order, Limit.
▫️Урок 6. Создание индексов и работа с ними.
▫️Урок 7. Объединение данных.
▫️Урок 8. Псевдонимы, функции и Group By
BY SQL для тестировщика
Traders also expressed uncertainty about the situation with China Evergrande, as the indebted property company has not provided clarification about a key interest payment.In economic news, the Commerce Department reported an unexpected increase in U.S. new home sales in August.Crude oil prices climbed Friday and front-month WTI oil futures contracts saw gains for a fifth straight week amid tighter supplies. West Texas Intermediate Crude oil futures for November rose $0.68 or 0.9 percent at 73.98 a barrel. WTI Crude futures gained 2.8 percent for the week.
The S&P 500 slumped 1.8% on Monday and Tuesday, thanks to China Evergrande, the Chinese property company that looks like it is ready to default on its more-than $300 billion in debt. Cries of the next Lehman Brothers—or maybe the next Silverado?—echoed through the canyons of Wall Street as investors prepared for the worst.
SQL для тестировщика from id