The following relational schema forms part of an Employees database. The primary keys are underlined and foreign keys are in italics. Job (jobID, jobTitle, minSalary, maxSalary) Dependent (dependentID, firstName, lastName, relationship, employeeID) Department (departmentID, departmentName, locationID) Location (locationID, street, postcode, city, state) Employee (employeeID, firstName, lastName, phoneNumber, salary, jobID, departmentID) Employee employeeID works as jobID at a department departmentID located at locationID. The employee has dependent(s) dependentID. Question 1 Begins Here 1. List employee names and dependent names. Also, include employees without any dependents. 2. For employees who earn less or equal to 4000, list the employee names, their department names, and dependent names. 3. What is the average salary of ‘Manager’ (jobTitle) in each department? Show departments’ names, job identification of ‘Manager’ and average salary. Give the new column an alias. 4. Employee whose full name is ‘Fatima Abdul Fateh’ has been promoted to ‘Manager’ and her salary now starts at the minimum salary for ‘Manager’. Change the relevant record to reflect the new job and salary of ‘Fatima Abdul Fateh’. 5. Find the Top-3 highest-paid employees. List the department names, the employees, and their salaries. Note: Use INLINE VIEW
The following relational schema forms part of an Employees
Job (jobID, jobTitle, minSalary, maxSalary)
Dependent (dependentID, firstName, lastName, relationship, employeeID)
Department (departmentID, departmentName, locationID)
Location (locationID, street, postcode, city, state)
Employee (employeeID, firstName, lastName, phoneNumber, salary, jobID, departmentID)
Employee employeeID works as jobID at a department departmentID located at locationID. The employee has dependent(s) dependentID.
Question 1 Begins Here
1. List employee names and dependent names. Also, include employees without any dependents.
2. For employees who earn less or equal to 4000, list the employee names, their department names, and dependent names.
3. What is the average salary of ‘Manager’ (jobTitle) in each department? Show departments’ names, job identification of ‘Manager’ and average salary. Give the new column an alias.
4. Employee whose full name is ‘Fatima Abdul Fateh’ has been promoted to ‘Manager’ and her salary now starts at the minimum salary for ‘Manager’. Change the relevant record to reflect the new job and salary of ‘Fatima Abdul Fateh’.
5. Find the Top-3 highest-paid employees. List the department names, the employees, and their salaries. Note: Use INLINE VIEW
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