Given the following relation: Project (Project_ID, Project_n…
Given the following relation: Project (Project_ID, Project_name, department, location, budget). Suppose there are 80 tuple per page, and the relation contains 800 pages. Considering the following query: Select * from Project P where P.Location=’Rochester’. Suppose that a B+tree index on department is the only index of the relation. There are 20 different department stored in the table. What is the estimated size of the selection result?