Questions Bank | Page 134500

Employee (EmployeeID, FirstName, LastName, Email, Phone, HireDate, Salary, #DepartmentID)
Department (DepartmentID, DepartmentName, #ManagerID)
Project (ProjectID, ProjectName, StartDate, EndDate, Budget)
Employee_Project (#EmployeeID, #ProjectID, Role, AssignmentDate)

Employee (EmployeeID) est la clé primaire.
Department (DepartmentID) est la clé primaire.
Project (ProjectID) est la clé primaire.
Employee_Project (#EmployeeID, #ProjectID) est une clé primaire composite (relation plusieurs-à-plusieurs entre Employee et Project).
Employee(#DepartmentID) → Department(DepartmentID) : Un employé appartient à un département.
Department(#ManagerID) → Employee(EmployeeID) : Un manager est un employé.
Employee_Project(#EmployeeID) → Employee(EmployeeID)
Employee_Project(#ProjectID) → Project(ProjectID)

Comment trier les employés par salaire décroissant ?

A) SELECT * FROM Employee ORDER BY Salary DESC;

B) SELECT * FROM Employee ORDER Salary DESC;

C) SELECT * FROM Employee SORT BY Salary DESC;

D) SELECT * FROM Employee GROUP BY Salary DESC;

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