Consider the employee database shown here. Give expressions in tuple
relational calculus and domain relational calculus for each of the following
a. Find the names of all employees who work for “First Bank Corporation”.
b. Find the names and cities of residence of all employees who work for
“First Bank Corporation”.
c. Find the names, street addresses, and cities of residence of all employees
who work for “First Bank Corporation” and earn more than
d. Find all employees who live in the same city as that in which the
company for which they work is located.
e. Find all employees who live in the same city and on the same street
as their managers.
f. Find all employees in the database who do not work for “First Bank
g. Find all employees who earn more than every employee of “Small
h. Assume that the companies may be located in several cities. Find all
companies located in every city in which “Small Bank Corporation”
here is the database
employee (person name, street, city )
works (person name, company name, salary)
company (company name, city)
manages (person name, manager name)