GATE | GATE-CS-2007 | Question 61

Consider the table employee(empId, name, department, salary) and the two queries Q1 ,Q2 below. Assuming that department 5 has more than one employee, and we want to find the employees who get higher salary than anyone in the department 5, which one of the statements is TRUE for any arbitrary employee table?

Q1 : Select e.empId
     From employee e
     Where not exists
        (Select * From employee s where s.department = “5” and 
                                        s.salary >=e.salary)
Q2 : Select e.empId
     From employee e
     Where e.salary > Any
    (Select distinct salary From employee s Where s.department = “5”)

(A)

Q1 is the correct query

(B)

Q2 is the correct query

(C)

Both Q1 and Q2 produce the same answer.

(D)

Neither Q1 nor Q2 is the correct query

Answer

Please comment below if you find anything wrong in the above post
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