Essays on A Data Warehouse

Data warehouses/data marts are closely related concepts of data structuring, but there exist a few differences between them. One of the differences is that a data warehouse is used for multiple subject areas, while a data mart holds a specific subject area, for example, sales or finance (Chu, 2004; Laberge, 2011). Another difference is that data warehouses hold significantly detailed information, while data marts, on the other hand, hold summarized data. In addition, a data warehouse is used for the integration of different data sources, while a data mart is used for the integration of information related to a ...

Introduction

The Alfa Bank is a medium sized bank, which has branches in Russia, Ukraine, Belorussia, Nederland, and Kazakhstan. The bank is a universal financial institute and provides all types of financial services to individuals, small and medium-sized businesses. Now the bank already has developed hardware and software infrastructure. The operating system for workstations as well as for servers is Windows. It uses Colvir software as ABS, Compass as card system, CRM (customer relationships management) software and different kinds of distance banking solutions for more efficient customer service.

Problem description

For years of bank operating a huge data amounts were collected (hundreds ...

The primary difference between a data warehouse and a database is the that a data warehouse is a repository of data that has been obtained from different sources over time, and that is stored in a unified schema and is typically used for decision support and analysis. On the other hand, a database is a representation of the presented status of particular data that has been stored and is mainly used to handle live quires and online transactions. The similarities between a database and data warehouse are that they are both means of storing large amounts of data. Characterization ...

Different data elements are significant informatics components that are extremely necessary for the flow of information through the structure of the healthcare organization. It is on this basis that the following article will discuss three data elements that one is likely to choose from in the analysis of care in a health care entity. The first element that would be chosen would be a data warehouse. Basically, having a data warehouse is a crucial element in light of the several initiatives driven by data particularly in the healthcare sector. With the data element, the healthcare system will be capable ...

Business Intelligence and Data Warehouses

Business Intelligence and Data Warehouses The term “business intelligence” have come to define the efficiency with which an organization can improve over itself without the usual uncertainty that comes with such decisions. With the rapid expansions of many global corporations, understanding and analyzing huge amounts of transactional data (of all their activities), have become the only solution to manage their future as well as current actions. Most often multinational corporations find themselves at loss whenever rapid business decisions need to be taken which, to the desperation of many corporates, will go on to define the future of their company. ...

1. The organizations need in their process to have access to transactional systems to generate, analyze and consult information, but surely the company could have problems regarding response times; the information distributed in different systems that are not homogeneous could cause inflexible and complex reports and results.

Historical Justification

Today, information technologies have automated processes typically repetitive or administrative nature, using what we call information operational systems. The operational applications are those that meet the operational needs of the company. In such systems, the most important concepts are updating and response time. Once satisfied the most pressing operational needs, a new ...

Introduction

Data warehouse is the database for the whole corporate organization that is used for data analysis and reporting. On the other hand, a data mart refers to the subset of the data warehouse and it is mainly designed for a specific business team or line.

The Integrated Healthcare Delivery System can utilize the data warehouse in various ways that are discussed below.

The data warehouse can be used to deploy dashboards so as to monitor the best practices in areas such as infections and diabetes. The non-ending streams of data can be useful in creating different registries, which includes transplant, cancer and hypertension (Enrado, 2010). Furthermore, the enterprise data warehouse in Medical University of South Carolina has ...

Introduction 2

Design process 3 Design best practices 3 Business support schema 5 Entity Relationship 5

Reference 9

Introduction Businesses tend to utilize data at their disposal to influence the strategic competitive edge. This calls for database systems that transform raw data into meaningful information. Many organizations employ the use of relational databases in spite of enormous volumes and sources of data to be analyzed. Acting in the capacity of a CIO of Terabyte Ltd, I intend to come up with a database that collects data by use of the following mechanism (Stephens, 2010); Web Analytics Operational analysis. ...