Question: I need to change two SQL queries into Relational Calculus ( tuple relational expressions): *notice I need Relational Calculus( tuple relational expressions) Not Relational Algebra
I need to change two SQL queries into Relational Calculus (tuple relational expressions):
*notice I need Relational Calculus(tuple relational expressions) Not Relational Algebra
Query1
SELECT Fname, Minit, Lname
FROM Employee
WHERE Salary >= 10000+(SELECT min(Salary)
FROM Employee)
Query2
SELECT Fname, Minit, Lname
FROM Employee
WHERE Dno = ( SELECT Dno
FROM Employee
WHERE Salary = ( SELECT max(Salary)
FROM Employee ) )
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