Question: Consider the relational schema R(ABCDEFGH) with FDs J = {CD rightarrow F, EG rightarrow B, EG rightarrow A, EH rightarrow G, F rightarrow C} Assume

Consider the relational schema R(ABCDEFGH) with FDs J = {CD rightarrow

Consider the relational schema R(ABCDEFGH) with FDs J = {CD rightarrow F, EG rightarrow B, EG rightarrow A, EH rightarrow G, F rightarrow C} Assume that J is already a minimum cover. Find a decomposition of R which preserves dependencies and in third normal form

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!

Stelepad Industries manufactures custom steel frames for diesel engines. Below is some information regarding cost estimates and recorded costs for the last few jobs: 23 The Milling Department is...

What is the purpose of normalisation ? What problems does normali- sation gets rid of? When is it used? Consider the relational schema R with key ( a, b, c ) and no alternative keys. Below all its...

Problem 1. Consider the relational schema R = ABC. Assume that F = {AC, ACB, BAC}. a) Find the cover of F: (i.e., the set of all non-trivial FDs in F+ with a single attribute on the right and the...

Consider the relational schema R = ABC. Assume that F = {C->B, BC->A, A->BC}. a. Find the cover of F: (i.e., the set of all non-trivial functional dependencies in F+ with a single attribute on the...

(Database system question)You are given a relational schema R = ABCDEFGH, satisfying , a the set of FDs 1. ABCD 2. A E 3. B FG 4. E AH You are told that is a minimal cover, and you may believe that....

it is the question of MYSQL database, please give some explain to let know how it is solved. thanks [4 marks] 2. Consider the relational schema R with key (a, b, c) and no alternative keys. Below all...

2. Consider the relational schema R with key (a,b,c) and no alternative keys. Below all its full functional dependencies are listed. R(a, b, c, d, e, f, g, h) {a,c} +e {a,b} d b + {g, h} {a,b,c} + f...

PLEASE IGNORE QUESTION 2 IVE ALREADY COMPLETED IT 1. What is the purpose of normalisation? What problems does normali- sation gets rid of? When is it used? [4 marks] 2. Consider the relational schema...

Window Help X + Part 2 Please answer all questions and submit your answers as a PDF file called a2.pdf. 1. What is the purpose of normalisation? What problems does normali- sation gets rid of? When...

6. [20 points] Consider a relational schema R (A, B, C, D, E, F) where the set F of functional dependencies holds on R and F= {AB, C A, CD E, D F). (a) Identify all candidate key(s) of R. (b)...

3. Consider the relational schema R ( K, J, L, M, N, O, P ) and the set of functional dependencies F = { JL, KJ}. L is a candidate key for R. Decompose R until it is in BCNF.

Briefly describe the solution process at the molecular level. Use the dissolution of a solid in a liquid as an example.

Make up an example of a monthly demand schedule for pizza and graph the implied demand curve. Give an example of something that would shift this demand curve, and briefly explain your reasoning....

Read some of the recent Six Sigma articles posted at www.isixsigma.com. Prepare a one-page report to your instructor detailing how Six Sigma is being used in two companies and what benefits the...

Course: Strategic Management Case Study Analysis WALMART DE MEXICO When Walmart de Mexico y Centroamerica (WdM) decided to buy the power generated by Electrical del Valle de Mexico's (EVM) wind farm,...

Question Should an employer finance its obligations under a death benefit plan in advance?

Question What mistakes in plan design or other circumstances would cause an employer death benefit to be included in the employees estate?

Question What is the impact of a split dollar plan on corporate earnings for accounting purposes?