Question: Functional dependency Database What are the keys for relation T? Let R(A,B,C,D,E,F) be a relation and let T(K,L,M,N) be another. ABC,BD,EF are FD's which hold

Functional dependency Database

Functional dependency Database What are the keys for relation T? Let R(A,B,C,D,E,F)

What are the keys for relation T?

Let R(A,B,C,D,E,F) be a relation and let T(K,L,M,N) be another. ABC,BD,EF are FD's which hold for relation R KM,LM,MN are FD's which hold for relation T

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!

Insert anomaly means the inability to create a new record due to the absence of other data (2 points) True False 2 Specialization S: S = {V1, V2, ..., vn) is a set of subclasses with the same...

This question involves the use of AGGREGATE linear PYTHOIN regression on the Auto data set. (a) Perform a simple linear regression with mpg as the response and horsepower as the predictor. Describe...

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...

Probability and Statistics - Problem Set c Keith M. Chugg October 2, 2015 1 Preliminaries, Combinatorics, Set Probability 1.1. A number of bats are in a cave. 2 bats can see out of their left eye. 3...

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...

Let R(A, B, C, D, E) be a relation and FD = {AB, DBC, BC D} a set of functional dependencies. Give a sample instance for R on which A B does not hold and BCD does not hold. Question 4 [4 points] Let...

s1 educated (SSE) student for every three public school educated (PSE) students. Reasoning that students are not very dissimilar from threads, he suggests the following entry and exit routines be...

(a) In SystemVerilog, what is the difference between: (i) The ternary operator ? and if...then...else statements? [2 marks] (ii) always_ff and always_comb? [2 marks] (iii) Blocking, non-blocking 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...

This question concerns lexical grammars. (a) Tree Adjoining Grammars contain two types of elementary tree. (i) What are these trees called? [1 mark] (ii) If one were building a grammar for English...

Calculate the Interest Income, Interest Expense, Net Interest Income, and Net Interest Margin for the bank listed below. Use Total Assets for ratios (rather than earning assets). "%" denotes the...

English 202 Assignments 6&8: Assigned: Asnmt. 6 Workshop: Due for Grade: Asnmt. 8 Workshop: Due for Grade: Proposal and Final Project Tuesday, October 18 Thursday, November 10 Tuesday, November 15...

How many edges are in a complete, undirected graph with six vertices?

Value of a mixed stream for the mixed stream of cash flows shown in the following table, determine the future value at the end of the final year it deposits are made into that no withdrawals are made...

Take a ten-minute walk through the halls of your school. Look for posters or other items that fall into the category of positive/neutral news. Prepare a table that shows each document type, its...

Obtain and examine the letterhead stationery and envelopes used at your school or at another organization your instructor selects, and then answer the following questions: (Objectives 1, 4, and 6) a....

Which of the following paragraphs would be more appropriate for the sales appeal of a request approval? Explain why. (Objective 3) Mr.Williams, I want to invite you to our annual sale.We have many...