Question: Let R = { A , B , C , D , E , H } be a relation scheme, and let the set of

Let R={A,B,C,D,E,H} be a relation scheme, and let the set of FDs that hold on R be F={AB,BCD,AC,EA,AE}. In this scheme, the dependency ABD is a logical consequence of F because
None of the choices are correct.
Let R = { A , B , C , D , E , H } be a relation

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 Programming Questions!

Q:

Consider the relation R- IA, B, C, D, E, Fl and the following set of FDs on R: Consider also the relations: R1 (A, B, C), R2 (A, B, C, E, F), and R3 (A, B, C, D). Q3.1 (2x3-6 points) Compute the...

Q:

Question 2 [4 points] Let R = (A, B, C, D, E) be a relation and F = {A B, C D} be a set of functional dependencies that hold over R. 2.1 Consider the following instance of R: A B 4 2 3 1 2 3 5 3 3 2...

Q:

A given relation R = {A, B, C, D, E}, and a given set of FDs F = {AB rightarrow C, DE rightarrow C, B rightarrow D} a. Is R in BCNF? If not, do the decomposition accordingly. b. Is your decomposition...

Q:

Q4-A (6 marks) Consider the relation R (A, B, C, D, E, F, G) and the set of functional dependencies Fd = {A->B, BC->F, BD->EG, AD->C, D- >F, BEG->FA}. Determine if we can infer the following...

Q:

[6 pts] Given the relation R( A, B, C, D, E, F, G, H ) with the FDs A C, BC AD, C BF, D > H, and FAE, is [A, G a key of R? Prove your answer and describe your proof strategy including all the steps...

Q:

Consider the schema R- (A, B, C, D, E and let the following set F of functional dependencies hold for R: F-A-)BC. CD-)E, C A, B D } Problem 2 What are the candidate keys of R = (A, B, C, D, E)?...

Q:

Question 9 8.34 pts Let R = (A, B, C, D, E, G, H) be a relation schema and F = {C+EA, AB+G, A+E, D+BD, DHE, GAH} be a set of functional dependencies. Recall that F+ denotes the transitive closure of...

Q:

Consider the schema R (A, B, C, D, E) and let the following set F of functional dependencies hold for R: F-A BC, CD E,C A, B D Problem 1 Prove or disprove AD E is in the closure of F. A proof can be...

Q:

Consider the schema R - (A, B, C, D, E) and let the following set F of functional dependencies hold for R: F-\A-> BC, CD E,C A, B- D Problem 4 Give a lossless, dependency-preserving decomposition...

Q:

Q:Question:Q4 [20 pts] Consider a relation R 1(A, B, C, D, E, F, G) and a set of functional dependencies FD={AB?E, C?D, DE?F, DA?G} which hold on R1. Using Armstrong's axioms verify if the following...

Q:

Your tuition for the coming year is due today. You have a choice to borrow $8,000 from your uncle and repay in three years an amount of $9,200 or to borrow the same amount from your bank at an...

Q:

Minor Medical Center established a petty cash fund of $200 on January 2. On January 31, the fund contained cash of $18.50 and vouchers for the following cash payments: Maintenance expense .............

Q:

Prepare a pension worksheet for Sandhill for 2 0 2 5 . ( Enter all amounts as positive. )

Q:

and so on for the journal entries a-g please Williams-Santana, Inc., is a manufacturer of high-tech industrial parts that was started in 2009 by two talented engineers with little business training....