1. consider the following relations. the primary keys are underlined. – Essaylink

Get your Assignment in a Minimum of 3 hours

Our academic experts are ready and waiting to assist with any writing project you may have. From simple essay plans, through to full dissertations, you can guarantee we have a service perfectly matched to your needs.

Free Inquiry Order A Paper Now Cost Estimate

 

Save your time - order a paper!

Get your paper written from scratch within the tight deadline. Our service is a reliable solution to all your troubles. Place an order on any task and we will take care of it. You won’t have to worry about the quality and deadlines

Order Paper Now

1. Consider the following relations. The primary keys are underlined. All attributes are of type string if not indicated otherwise.

 Student(s_ID, s_name, s_degree: integer, advisorID, d_ID)

 Lecture(l_ID, l_name,l_degree: integer, p_ID, d_ID)

 Register(s_ID,l_ID,score: integer, Semester)

 Professor(p_ID,p_name, d_ID)

 Department(d_ID, d_name, address)

a. Find the names of professors who have taught in every semester.

b. List the names of lectures that the CISE department offers but that are taught by a professor whose department is not CISE.

c. Find the names of students who got the highest score in the lecture ‘Databases’.

d. Find the names of students who have registered every lecture of the CISE department.

e. Find the names of students who got more than 90 in the ‘DB’ lecture and less than 70 in the ‘Algorithm’ lecture.

"Is this question part of your assignment? We Can Help!"

"Our Prices Start at $11.99. As Our First Client, Use Coupon Code GET15 to claim 15% Discount This Month!!"

Get Started