Implementing a practical task in SQL
9 USDThe results are better to write in the text editor for anyone and to hide what requests work.
You will also need to answer a few questions on theory. The type of why in such a line no values are bright with Null etc.
Database in the application, tasks also in the application
Нужно выводить определенную информацию из БД с помощью указанных в заданиях операторов . Такие как Inner JOIN, GROUP BY ,HAVING, SUM, COUNT, AVG.
Результаты лучше написать в текстовом редакторе любом и заскринить то, что запросы работают.
Также необходимо будет ответить на пару вопросов по теории. Типа почему в такой-то строке не высвечиваются значения с Null и т.п.
База данных в приложении, задания также в приложении
Applications 2
Client's feedback on cooperation with Vitalii Valchuk
Implementing a practical task in SQLEverything is clear and important quickly, thank you very much!
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Freelancer's feedback on cooperation with client
Implementing a practical task in SQLfull tz, adequate requirements, always on contact
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3253 227 0 1 I'm doing a task by sql, indicate which option is needed. I have experience working with mssql, oracle, mysql and others. I will fill out requests and make screens.
Сделаю задания по sql, укажите какой вариант нужен. Имею опыт работы с mssql, oracle, mysql и другими. Выполню запросы и сделаю скрины
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