Question: Consider the relation Faculty (facId, facName, dept, salary, rank) Three applications access the relation through following three queries respectively: q1: SELECT facId, facName, rank FROM

Consider the relation Faculty (facId, facName, dept, salary, rank) Three applications access the relation through following three queries respectively: q1: SELECT facId, facName, rank FROM Faculty WHERE facId = VALUE q2: SELECT rank, salary FROM Faculty WHERE rank = VALUE q3: SELECT facId, facName FROM Faculty WHERE dept = VALUE Application access frequency matrix for the three sites = S1 S2 S3 q1 5 0 2 q2 0 4 3 q3 7 2 0

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

41. A recreational vehicle full-timer who has a personal auto policy with an appropriate endorsement but does not also own a conventional home and therefore has no homeowners insurance also has no a....

SUMMARY OF LEARNING OBJECTIVES AND KEY POINTS 1. Identify the basic elements of organizations. Organizations are made up of a series of elements: Designing jobs Grouping jobs Establishing reporting...

(1) Install MySQL in your computer. You may select to install XAMPP instead. XAMPP contains a package of server software, including MariaDB, which can be considered as the same as MySQL in this...

We want to develop the relational database schema based on a below EER-Diagram for an UNIVERSITY database. First, answer to the following small problems to understand the basic mapping rules. NOTE:...

I found the answer for this in Chegg but it is inappropriate. So can you please explain in brief and don't copy the same answer from the Chegg. Q2: (20 Points) Consider a University that has a main...

Students ( stulD lastName, fintName, major, gpa ) Facofty facID , naco, deptName,rank ) ClassesClassNumber, facID, schedule, room ) Enrolls ( stulD , clossNumbet grade ) The primary Keys are...

identify primary and secondary key Identify primary key using one underline, foreign key using two underlines, and candidate key using circle for each of the following databases University Database...

Here is the P4 university Data Base ---Drop tables --Drop Table FACULTY Cascade Constraints; --Drop Table OFFERING Cascade Constraints; --Drop Table STUDENT Cascade Constraints; --Drop Table COURSE...

Here is the P4 university database ---Drop tables --Drop Table FACULTY Cascade Constraints; --Drop Table OFFERING Cascade Constraints; --Drop Table STUDENT Cascade Constraints; --Drop Table COURSE...

CLASS CLASSID FACID SCHED ROOM ART103A F101 MWF9 H221 CSC201A F105 TUTHF10 M110 CSC203A F105 MTHF12 M110 HST205A F202 MWF11 H221 MTH101B F110 MTUTH9 H225 MTH103C F110 MWF11 H225 ENROLL CLASSID STUID...

Query 6: Find how many faculty are in each rank. Query 7: List the departments which have only one faculty member. Query 8: List all stuids which are enrolled in ART 103A. Query 9: List all stuids...

The best suitabie method for approximating a zero of the function f(x)=sin x +cos x - x -1 is: Select one: O a. Secant method b. Bisection method C. Newton's method d. Modified Newton's method

Describe the difference in plant organizational layout between the two production systems.

Which of the following conditions normally would indicate that standard costs should be revised? a . The average price of raw materinh increased from 5 4 . 6 8 per pound to 5 4 . 8 2 per peond b ....

On 1 March 2007 DB Limited issued R560 000 15% debentures at R98. The debentures were to be redeemed at par in four equal annual payments starting 28 February 2010. Required: Journalise the above...