Convert sql statement into relational algebra
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Q: Convert SQL statement into relational algebra:
SELECT COUNT(*)FROM Employees e1,e2, Department dWHERE e1.lName = 'Adams' AND e1.fName = 'James' ANDe1.empID = d.mgrEmpID AND d.deptNo = e2.deptNo;
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Convert SQL statement into relational algebra:
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