Question: (6 points) Q4. Formulate the following SQL query in relational algebra. The schema is given in the following. Emp(eno, ename, title, city) Proj(pno, pname, budget,

(6 points) Q4. Formulate the following SQL query in relational algebra. The schema is given in the following.

Emp(eno, ename, title, city) Proj(pno, pname, budget, city) Works(eno, pno, since)

SELECT ename FROM Works , Emp WHERE Works.pno = P150 AND Works.eno = Emp.eno

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