Question: Given relation R ? ? ( A , B , C , D ) with the following functional dependencies ( FD ) : ( A

Given relation R??(A,B,C,D) with the following functional dependencies (FD): (A,B)C and AD
a. What Normal Form does this relation violate?
b. Using the relational notation format above, modify the relation so that it is in Boyce-Codd Normal Form (BCNF).(Consider adding tables, moving attributes between tal sure to underline primary keys and italicize foreign keys.)
Given relation R??(A,B,C,D) with the following functional dependencies (FD): (A,B)C and

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:

Indicate all the BCNF violations for this relation R (A, B, C, D, E) with functional dependencies DE->C , B->D , and ABE->C . Do not forget to consider functional dependencies that are not in the...

Q:

Consider the relation R ( A , B , C , D , E ) with functional dependencies F = { A - > D , BC - > AD , C - > B , E - > A , E - > D } . Perform the following ( i ) Remove Extraneous Attributes ( ii )...

Q:

Consider the relation R = ( A , B , C , D ) with the functional dependencies A - > B and C - > D . Which is a candidate key:

Q:

Convert the following relations to 2NF. Functional dependencies, except for trivial ones and those for which the primary key is a determinant, are shown below each relation. 1) 2) 3) 4) R (a, b, c,...

Q:

Database Management Consider the relation scheme R = {A, B, C, D} with functional dependencies A rightarrow C and B rightarrow D. What is the only key? (You must do this problem without using closure...

Q:

The relational scheme R (A, B, C, D) and the functional dependencies A B are given; B C Which of the following alternatives is correct? Select one or more: a. A C b. ACD B c. AC B d. AD BC e. A BC...

Q:

Consider the relation scheme R = {A, B, C, D} with functional dependencies A rightarrow C and B rightarrow D. What is the only key? (You must do this problem without using closure directly. Describe...

Q:

Part AEmployee(EmpId, Lname, Fname, PosId, Supervisor, HireDate, Salary, Commission, DeptId, QualId) PosId: REFERENCES Position (PositionId) DeptId: REFERENCES Dept (DeptId) QualId: REFERENCES...

Q:

1. Consider the following instance: A B C D 4 2 5 2 5 8 4 4 3 3 3 4 1 2 5 3 6 4 6 1 - Does the functional dependency D->C hold in this instance? - Does the functional dependency C->B hold in this...

Q:

1. Consider the following instance: A B C D 4 2 5 2 5 8 4 4 3 3 3 4 1 2 5 3 6 4 6 1 - Does the functional dependency D->C hold in this instance? - Does the functional dependency C->B hold in this...

Q:

List the strengths and weaknesses of self-report surveys.

Q:

a. In 2009, the Japanese beer industry was affected by two economic events: (1) Japans government imposed on producers a tax on all beer sold, and (2) Consumer income fell due to the continuing...

Q:

1 . Which president created ARPA, and what was its purpose?

Q:

Question 1 8 Given that the following is a series of 8 LED lights 1 2 8 1 When a light is On it would represent a value of 1 . Thus a light Off would represent a value of 0 . Convert 2 5 5 from...

Q:

4. Social sourcing and corporate talent networks help companies connect with potential employees in real time through viral communities. Promoting an employment brand will be more important in these...

Q:

LO2 Explain two important qualities of selection predictorsreliability and validity.

Q:

4. Assume you are going to look for a current job of interest to you. Utilize general job websites such as Monster, Taleo, Job, Yahoo!, and Indeed to learn about job possibilities for yourself.