Large companies that sell exclusively online are often able to sell products for less money than their competitors who have brick and mortar stores. Often, customers visit a brick and mortar store to examine a product, but ultimately purchase it online at a lower price. Large online sellers like Amazon.com need OLTP databases capable of processing information quickly while storing tremendous amounts of data. When large volumes of information are created daily, a company needs a sound infrastructure and systems in place that are capable of storing and analyzing the massive amounts of data. A data warehouse becomes increasingly critical to this kind of business as the scope and customer base expand. Based on the first letter of my last name, Accounting departments of a large online company is assigned to you. The company sells products you could also find in a large brick and mortar bookstore chain: To prepare for this Discussion, consider the questions below from the perspective of your assigned departments employees. A representative from each of the departments is attending a corporate meeting. The goal of the meeting is to make decisions about data warehousing that will meet the needs of all the departments. During the meeting, the questions below will be discussed. Make a recommendation for choosing data marts for each department or a large centralized data warehouse for the entire company and defend your position.
Sample references
