Suppose you have the following relational database scheme for a real estate agency: Real Estate Office (officeID, street, city, postalCode) Employee (employeeID, name, surname, position, gender, salary, officeID) Rental Property (propertyID, street, city, postalCode, type, number of rooms, rent, property ownerID, employeeID, officeID) Customer (customerID, name, surname, phone number, maxRent) Property Owner (Property OwnerID, name, surname, address, teephone number) Property show (clientID, propertyID, show time comment) Record (customerID, officeID, employeeID, recordDate) First, determine the appropriate primary key for each relationship. Then create the appropriate queries using SQL. 2.SQL Queries List the ID, street, city and rent information of the properties managed by employees in the office located on "Galata Cad" street. b.List all cities with offices but no rental properties c. List customers who are registered customers who have never been shown a property. d. List all employees whose salaries are higher than the average salary. Find the number of properties managed by each employee
Suppose you have the following relational
Real Estate Office (officeID, street, city, postalCode)
Employee (employeeID, name, surname, position, gender, salary, officeID)
Rental Property (propertyID, street, city, postalCode, type, number of rooms, rent, property ownerID, employeeID, officeID)
Customer (customerID, name, surname, phone number, maxRent)
Property Owner (Property OwnerID, name, surname, address, teephone number)
Property show (clientID, propertyID, show time comment)
Record (customerID, officeID, employeeID, recordDate)
First, determine the appropriate primary key for each relationship. Then create the appropriate queries using SQL.
2.SQL Queries
List the ID, street, city and rent information of the properties managed by employees in the office located on "Galata Cad" street.
b.List all cities with offices but no rental properties
c. List customers who are registered customers who have never been shown a property.
d. List all employees whose salaries are higher than the average salary.
Find the number of properties managed by each employee
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