Describe the concept of join dependency and describe how this concept relates to 5NF. Provide an example

Question:

Describe the concept of join dependency and describe how this concept relates to 5NF. Provide an example to illustrate your answer.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Database Systems A Practical Approach to Design Implementation and Management

ISBN: 978-0132943260

6th Edition Global

Authors: Thomas Connolly, Carolyn Begg

See More Books

Question Posted: Dec 17, 2015 05:27 AM

See More Questions

Describe the concept of functional dependency.
Describe the concept of software as a service rather than a product. Is this an important trend? Why or why not?
Describe the concept of full functional dependency and describe how this concept relates to 2NF. Provide an example to illustrate your answer.
Show how each transformation may be accomplished by using a nitrile as an intermediate. You may use any necessary reagents. (a) Hexan-1-ol heptan-1-amine (b) Cyclohexanecarboxamide cyclohexyl ethyl...
Calculate how much disk space (in sectors, tracks, and surfaces) will be required to store 300,000 120-byte logical records if the disk is fixed sector with 512 bytes/sector, with 96 sectors/track,...
Connie Young, an architect, opened an office on October 1, 2019. During the month, she completed the following transactions connected with her professional practice: a. Transferred cash from a...
Which of the following statements about lift is false? a. Lift can be interpreted as how much more likely the antecedent and consequent itemsets occur together than if they were totally unrelated. b....
Review the 2007 balance sheet data for Hewlett-Packard (HP) and Dell shown below. 1. Compute each companys current ratio for 2007. Based on the result, which company appears to be more liquid? 2....
Convert the following IP addresses to binary and complete the ANDing process. 2. (8 pts) IP address and mask Binary 172.30.92.137 255.255.0.0 Logical AND result Network/Subnet IP Address in Decimal...
What do accountants need to consider for different types of balance sheet accounting?
Describe the concept of multi-valued dependency and describe how this concept relates to 4NF. Provide an example to illustrate your answer.
On completion of Exercise 14.14 examine the 3NF relations created to represent the attributes shown in the Well meadows Hospital form shown in Figure 14.18. Determine whether these relations are also...
Identify and name the functional groups in each of the following. (a) CH3-C-CH-CH-C-CH || O (b) CH3-CH-CONHCH3 (c) HO- OCH3 OH O || HC-C-OH -CH-CH-N-CH3 O || (d) HO-C-C-OH O HC-C-OH O H
Review and critique the literature and conceptual models that researchers have developed to explain how to create a climate for innovation that would enable and motivate project managers, project...
ony purchased an empty office building in London from Margot, an unconnected third party, on 1 September 2024. Tony paid 996,000 for the office building. No VAT was charged on the supply. Margot had...
Direct Labor Budgeted $14,200, Actual $14,200, Indirect Labor Budgeted 5,800, Actual 5,400, Utilities Budgeted 1,900, Actual 2,200, Rent Budgeted 3500, Actual 3500, Marketing Budgeted 150, Actual...
Evaluate Southwest's operations strategy and explain how the organization seeks to gain a competitive advantage in terms of sustainability. Analyze how operation management activities affect the...
A firm selling a normal good has a price elasticity of demand coefficient of 3.0 and an income elasticity of demand coefficient of 2.2. Assume that economists forecast a recession within the next...
Long before the advent of quantum mechanics, physicists had developed an empirical formula to predict the wavelengths of the emission lines of hydrogen. Specifically, for an electron transition from...
The graph of the sequence whose general term is an = n - 1 is which of the following? [8.1] A. B. TITTT 3-2-1 23.45 2.3.4
What is the difference between partial completeness and total completeness?
According to the data model, is it required that every entity instance in the PRODUCT table be associated with an entity instance in the CD table? Why or why not?
What is an entity cluster, and what advantages are derived from its use?
A 0.012-kg bullet, traveling at 850 m/s, hits a 2-kg block of wood that is initially at rest, and goes straight through it. Assume that the final velocity of the bullet relative to the block is 400...
Assume that Iowa Co. will receive 1,200,000 Mexican pesos in 180 days. The Mexican interest rate is 3% over 180 days and the US rate is 2% over the same period. The spot rate for the Mexican peso is...
After watching the video from "The Big Bang Theory, describe what was occurring in the scene. What types of listening were demonstrated. How could this conversation be improved so that both parties...

Describe the concept of join dependency and describe how this concept relates to 5NF. Provide an example

Question:

Step by Step Answer:

Losslessjoin dependency A property of decomposition which ensures that no spurious tuples are genera...View the full answer

Database Systems A Practical Approach to Design Implementation and Management

Students also viewed these Computer Sciences questions