Course Solutions Uncategorized (Solved) : 40 Points Q2 Consider Employee Project Schema Following Relations Primary Keys Underlined Q32561820 . . . .

(Solved) : 40 Points Q2 Consider Employee Project Schema Following Relations Primary Keys Underlined Q32561820 . . . .

June 27, 2024June 27, 2024| adminadmin| 0 Comment| 8:29 pm
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(40 points) Q2. Consider an employee-project schema with the following relations: (Primary keys are underlined.) Employee(ssn, ename, bdate, address, sex, salary, dno): o Department(dno, dname, manager ssn); Project(pno, pname, dno): o Works on(essn, pn, hours); essn is employee ssn, pn is project number o o The meaning of these relations is straightforward. Write the following queries in SOL No duplicates should be printed in any of the answers 1. Retrieve the total number of employees in the Research department.(40 points) Q2. Consider an employee-project schema with the following relations: (Primary keys are underlined.) Employee(ssn, ename, bdate, address,

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