Question: Let R be a relation schema defined as R(ABCDEFGH) with the following functional dependencies: J = {ABC rightarrow EF, A rightarrow D, D rightarrow BG,

Let R be a relation schema defined as R(ABCDEFGH) with the

Let R be a relation schema defined as R(ABCDEFGH) with the following functional dependencies: J = {ABC rightarrow EF, A rightarrow D, D rightarrow BG, D rightarrow B, DG rightarrow EH} Find the minimal cover for J

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 Databases Questions!

Please help Consider the following relations, and for each relation, a) Identify a primary key b) Identify the functional dependencies c) Is the relation in 2NF? If not, find a 2NF decomposition d)...

Please Help Consider the following relations, and for each relation, a) Identify a primary key b) Identify the functional dependencies c) Is the relation in 2NF? If not, find a 2NF decomposition d)...

Attributes and normalization. Database question. Can someone explain the answer, I will give good ratings for a correct response. Consider the relation R(A, B, C, D, E, F, G, H, I, J, K). Suppose...

Database: BCNF and 3NF functionalities. Please explain the answer and I will give good ratings. Consider the relation R(A, B, C, D, E, F, G, H, I) and the set of functional dependencies below. F =...

MATH 3210 Practice Final Exam for Discrete I You now have several quizzes and hour exams to study. The following in mainly a repetition of your previous practice and actual exams. 1. (a) Use truth...

(1) Let r be the relation on P defined by ary if and only if x divides y. Let s be the relation on P defined by xsy if and only if a and y are both even or both odd. (a List 5 elements of the...

Microkernel operating systems aim to address perceived modularity and reliability issues in traditional "monolithic" operating systems. (i) Describe the typical architecture of a microkernel...

A relation R on the set A is irreflexive if for every a elementof A, (a, a) NotElement R. That is, R is irreflexive if no element in A is related to itself. A relation R is called asymmetric if (a,...

MAT 230 Module Five Homework General: Before beginning this homework, be sure to read the textbook sections and the material in Module Five. Type your solutions into this document and be sure to show...

An experimental bicycle wheel is placed on a test stand so that it is free to turn on its axle. If a constant net torque of 5.00 Nm is applied to the tire for 2.00 s, the angular speed of the tire...

True or false. 1. Special orders increase income if the revenue from the order does not exceed the incremental variable and fixed costs incurred to fill the order. 2. In deciding whether to accept a...

Investment A requires an initial cash outflow of $5000, lasts 5 years and has an NPV of $100, Investment B requires an initial cash outflow of $4000, lasts 5 years and has an NPV of $80. Which...

What is the definition of an efficient market? Securities market where everyone who wants to participate in the market can participate Securities market where trades occur within ten minutes of an...

2. What rewards might be offered to front-line workers for working safely and preventing injuries? What rewards might be offered to job site managers who safely lead projects?

3. Employee accountability. Based on 20 identified unsafe behaviors, all employees (managers as well as craftspeople) were expected to report any violations they witnessed on a project site.

3. Visit the Messer Construction company website at http://messer.com/process/safety4site. How has the Safety4Site program impacted Messers business outcomes? Has the company been awarded any...