Базы данных. MySQL. Select: GROUP, HAVING
Презентация:
https://docs.google.com/presentation/...
Задачи:
https://docs.google.com/spreadsheets/...
Вводный курс по базам данных.
В этом занятии будет:
Оператор DISTINCT
Конструкция GROUP BY
GROUP BY и агрегационные функции
GROUP BY и WHERE
GROUP BY и HAVING
По любым вопросам, связанным с курсом можно писать на почту: [email protected]
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