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Select S.Name
From ( Students S join Friends F Using(ID)
join Packages P1 on S.ID=P1.ID
join Packages P2 on F.Friend_ID=P2.ID)
Where P2.Salary > P1.Salary
Order By P2.Salary;
Select S.Name
From ( Students S join Friends F Using(ID)
join Packages P1 on S.ID=P1.ID
join Packages P2 on F.Friend_ID=P2.ID)
Where P2.Salary > P1.Salary
Order By P2.Salary;