What are the advantages of a data warehouse

Assignment Help Database Management System
Reference no: EM131332781

Prepare a brief report that describes how data warehouses and online transaction processing complement each other. In your report make sure to include the following:

• Why do companies use data warehouses?
• What are the advantages of a data warehouse?
• Are there control issues that must be taken into consideration? Explain.

Reference no: EM131332781

Questions Cloud

Use your spreadsheet to find the bond yield : Assume further that a 12%, 10-year bond was issued on 7/1/2014, pays interest semiannually (January 1 and July 1), and sells for $1,100. Use your spreadsheet to find the bond’s yield.
Binomial probability distribution : (a) Let X be the number of field goals that Mimi scores in the game. As we know, the distribution of X is a binomial probability distribution. What is the number of trials (n), probability of successes (p) and probability of failures (q), respect..
What a buyer in an open bid increasing auction knows : Explain what a buyer in an open-bid decreasing auction knows when the current announced price is x that he did not know prior to the auction.
Which hedging strategy would you recommend : A Euro-based MNC will receive C$40 million in 3 months. Based on the following information, implement two hedging strategies for the MNC. Which hedging strategy would you recommend? Explain. Spot rate €0.9422/C$ 3-month forward rate €0.9440/C$ € inte..
What are the advantages of a data warehouse : Why do companies use data warehouses? What are the advantages of a data warehouse? Are there control issues that must be taken into consideration? Explain.
Case for returning to some type of gold standard : Why did the gold standard collapse? Is there a case for returning to some type of gold standard? What is it? What opportunities might current IMF lending policies to Third World nations create for international businesses? What threats might they cre..
A symmetric sealed bid second price auction : Prove that in a symmetric sealed-bid second-price auction with independent private values the only monotonically increasing, symmetric equilibrium is the equilibrium in which every buyer submits a bid equal to his private value.
Prominent business news : Subprime mortgages were prominent business news in 2007 and 2008 during the meltdown in the financial markets.  A subprime mortgage is a home loan made to a risky borrower.
Summary of financial statement notes for both burger king : Short summary (approximately a page) of financial statement notes for both Burger King & Tim Horton's. Summary of the results of the financial ratios for both companies.

Reviews

Write a Review

Database Management System Questions & Answers

  Create the structure of a table

Create an index on the table "Players", indexing on "Team".

  Convert it to a relational schema

Convert it to a relational schema, Database Management System

  Define basic entity relationship diagram colleges

E-R diagram - Basic Entity Relationship Diagram Colleges and universities must draw a clear connection between the requirements of the field for which the student is being prepared and the things required of the student as part of that preparation pr..

  Distinction between total and partial constraints

Fundamentals of Databases (IT403) Explain the distinction between total and partial constraints - Explain the difference between a weak and a strong entity set.

  Write a select statement based on the invoicetotal column

Write a select statement based on the InvoiceTotal column of the Invoices table: Use the CAST function to return the first column as an integer value. Name it IntTotal. Name it IntTotal

  Explain why data flow diagrams are developed in a hierarchy

Explain why data flow diagrams are developed in a hierarchy? What are the names of some levels in the hierarchy?

  Exhibiting all the primary keys and foreign keys

Draw the corresponding GRD, exhibiting all the primary keys and foreign keys. For simplicity, no other attributes nor multiplicity constraints are required.

  Explain what fields might be used as keys and indexes.

Describe any limitations or constraints related to the data and how it is structured.

  Developing a use case diagram

Developing activity diagrams. (Please note that for the use case, "Buy Items", there are two scenarios, namely, "General public customer buys items" and "Contractor customer buys items". You should develop an activity diagram for each of the..

  Create a dtd file that defines the format of the xml file

Expand the XML file a little bit by making sure that it is valid as well as well-formed.

  Q1 explain what a relational database is and explain why

you are the trainer for a major technology firm. one of the problems your firm has is hiring new technologists who have

  Steps in creating oracle non-predefined exception handlers

What are the differences between anonymous PL/SQL code and procedures (Oracle named blocks)? Explain the steps in creating Oracle non-predefined exception handlers and user defined exception handlers.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd