Question: 3 (10 points) Consider the following functional dependencies in a relation R (Country, Language, EthnicGroup) Country, Language EthnicGroup EthnicGroup Language The relation is not currently

3 (10 points) Consider the following functional dependencies in a relation

3 (10 points) Consider the following functional dependencies in a relation R (Country, Language, EthnicGroup) Country, Language EthnicGroup EthnicGroup Language The relation is not currently in BCNF, hence you are required to decompose R in two relations R1,R2, sue that Non-additive join property holds in the decomposition. Show all of your work, in particular how th non-additive join property was verified, and what would be the primary keys in newly created relations

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!

Q. 3 (10 points) Consider the following functional dependencies in a relation R (OrderNo, Product, ShipmentNo) OrderNo,ProductShipmentNoShipmentNoProduct The relation is not currently in BCNF, hence...

Portray in words what transforms you would have to make to your execution to some degree (a) to accomplish this and remark on the benefits and detriments of this thought.You are approached to compose...

Suppose that R(A, B, C) is a relational schema with functional dependencies F = {A, B C, C B}. (i) Is this schema in 3NF? Explain. [2 marks] (ii) Is this schema in BCNF? Explain. [2 marks] (b)...

Prolog You are approached to compose a Prolog program to work with twofold trees. Your code shouldn't depend on any library predicates and you ought to expect that the mediator is running without...

A creative engineer suggests structuring the TLB so that not all the bits of the presented address need match to result in a hit. Suggest how this might be achieved, and what might be the costs and...

"Fortran, Algol and Lisp invented most programming language concepts 50 years ago; adding the concept of object-orientation suffices to explain all programming languages to date". To what extent is...

Briefly describe ASCII and Unicode and draw attention to any relationship between them. [3 marks] (b) Briefly explain what a Reader is in the context of reading characters from data. [3 marks] A...

lup ] (d) Show how a generating (or "mother") wavelet (x) can spawn a family of "daughter" wavelets jk(x) by simple shifting and scaling operations, and explain the advantages of representing...

Describe how to construct the function cpo ((D E), v) of two cpos (D, vD) and (E, vE). Prove that ((D E), v) is a cpo. (You may use facts about least upper bounds provided you state them clearly.)...

Distributed Systems Einstein has established that there is no universal time. For earth-based computer systems discuss how events might be assiganed a time stamp which is reasonably close to...

If total factor productivity decreases, determine using diagrams how this affects the golden rule quantity of capital per worker and the golden rule savings rate. Explain your results.

The questions for Watts Health Services (WHS) 1. Diagram the cost system (MORAS) used at WHS to allocate costs to the two clinics (Compton and Westwood). Clearly identify the allocation bases (not...

Which of the following is an investing activity of a business?Group of answer choicesBorrowing money from a bankSelling equipment for cashPaying wages to employeesPaying for utility bills

8:37 * N. 80% i ... OBJECTIVES: Create relationships Create a Pivot Table from Related Tables Create a PivotChart Modify the PivotChart The major section in this chapter :ontinuation is: Data...

8. Do you agree or disagree? Explain your reasoning. There need be no trade-off between equality and efficiency. An efficient economy that yields an income distribution that many regard as unfair may...

2. Assume that Al, Beth, Carol, David, and Ed receive incomes of $500, $250, $125, $75, and $50, respectively. Construct and interpret a Lorenz curve for this five-person economy. What percentage of...

11. What are the essential differences between social insurance and public assistance programs? Why is Medicare a social insurance program, whereas Medicaid is a public assistance program? Why is the...