Under what circumstances would you want to denormalize a logical data model? Use examples to illustrate your
Question:
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 83% (18 reviews)
Generally if overall performance needs to be improved contro...View the full answer
Answered By
Branice Buyengo Ajevi
I have been teaching for the last 5 years which has strengthened my interaction with students of different level.
4.30+
1+ Reviews
10+ Question Solved
Related Book For
Database Systems A Practical Approach to Design Implementation and Management
ISBN: 978-0132943260
6th Edition Global
Authors: Thomas Connolly, Carolyn Begg
Question Posted:
Students also viewed these Computer Sciences questions
-
What is a surrogate key , and under what circumstances would you use one?
-
Under what circumstances would you use a dropdown menu versus a tab menu?
-
Under what circumstances would you not need to break down an overall design into a consideration of individual user views?
-
Required A. Calculate Mr. Worthy's minimum employment income for the current year. B. Assume Mr. Worthy had only $4,000 in commission income in addition to his $65,000 salary. Calculate Mr. Worthy's...
-
Prove that, among non-preemptive scheduling algorithms, SPN provides the minimum average waiting time for a batch of jobs that arrive at the same time. Assume that the scheduler must always execute a...
-
On June 30, 2019, the balances of the accounts appearing in the ledger of Simkins Company are as follows: Instructions 1. Does Simkins Company use a periodic or perpetual inventory system? Explain....
-
A national study found that college students with jobs worked an average of 22 hours per week. The standard deviation is 9 hours. A college student with a job is selected at random. Find the...
-
Tueckes Concrete acquired 20% of the outstanding common stock of Drew, Inc. on January 1, 2012, by paying $1,100,000 for 40,000 shares. Drew declared and paid a $0.50 per share cash dividend on June...
-
What is the net electric force on charge B in (Figure 1)? Suppose that a = 2.5 cm and b = 1.2 cm. Express your answer to two significant figures and include the appropriate units. Enter negative...
-
XYZ Ltd has three employees who are entitled to long service leave (LSL). The LSL can be taken after 15 years of service, at which time the employee is entitled to 11 weeks' leave. Information about...
-
Describe the purpose of the main steps in the physical design methodology presented in this chapter. Discuss.
-
What factors can be used to measure efficiency?
-
Weighted-average method. Larsen Company manufactures car seats in its San Antonio plant. Each car seat passes through the Assembly Department and the Testing Department This problem focuses on the...
-
Fat Sunland's Service Shop started the year with total assets of $339000 and total liabilities of $244000. During the year, the business recorded $631000 in revenues, $437000 in expenses, and paid...
-
2. Craig likes to collect records. Last year he had 10 records in his collection. Now he has 14 records. What is the percent increase of his collection?
-
c. Sold merchandise to customers who used MasterCard and VISA, $109,440. The cost of the goods sold was $65,660. (Record the sale first.) d. Sold merchandise to customers who used American Express,...
-
Chef Ratatouille buys a new set of cutlery worth P 435,000 for his newly modelled eatery in CLA Hotel. He agrees to pay P75,000 as down payment and the balance including interest will be amortized by...
-
Tom's Transportation, LLC., is a California company that transports heavy equipment from California to Texas. Using a series of semi-trailers, the company runs regular routes throughout the week....
-
Define T: P 2 P 2 by T(p) = p(0) - p(1)t + p(2)t 2 . a. Show that I is a linear transformation. b. Find T (p) when p(t) = -2 + t. Is p an eigenvector of T? c. Find the matrix for T relative to the...
-
The following data are supplied for the common stocks of Nikola Corporation, Tesla, Inc. and General Motors: Nikola Corp (NKLA) Tesla Inc. (TSLA) Close Price ($) Close Price ($) 67.53 30.00 40.81...
-
Given the employee information in Question 1, what is the query output for the MINUS query? (List the query output.)
-
What Oracle function should you use to calculate the number of days between the current date and January 25, 1999?
-
Suppose that a PRODUCT table contains two attributes, PROD_CODE and VEND_CODE. Those two attributes have values of ABC, 125, DEF, 124, GHI, 124, and JKL, 123, respectively. The VENDOR table contains...
-
entory LO P1 Compute ending work in process inventory for a manufacturer using the following information. Raw materials purchased Direct materials used Direct labor used Factory overhead Work in...
-
Four departments of a company need to order the following amounts of the same products. (a) Use matrix multiplication to get a matrix showing the comparative costs for each department for the...
-
The trial balance columns of the worksheet for Cullumber Company at June 30, 2027, are as follows. Cullumber Company Worksheet For the Month Ended June 30, 2027 Trial Balance Account Titles Dr. Cr....
Study smarter with the SolutionInn App