2.5 Database 2.5.1 Introduction A database is a collection of information that is organized so that it can easily be accessed‚ managed‚ and updated. Databases in particular can form a key part of an information management plan which can support researchers and facilitate data management throughout the research lifecycle. Database technology can assist data at the collection stage by providing customized ways to input data‚ and the ability to do so from different locations such as five different
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Adventure Works Cycles‚ the fictitious company on which the AdventureWorks sample databases are based‚ is a large‚ multinational manufacturing company. The company manufactures and sells metal and composite bicycles to North American‚ European and Asian commercial markets. While its base operation is located in Bothell‚ Washington with 290 employees‚ several regional sales teams are located throughout their market base. In 2000‚ Adventure Works Cycles bought a small manufacturing plant‚ Importadores
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Designing Databases: Building a Conceptual Data Model [1] Fundamentals of Databases Alvaro A A Fernandes School of Computer Science University of Manchester Acknowledgements 2 These slides are minor adaptaAons of material authored and made available to instructors by Ramez Elmasri
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Lesson 1 What is a database: A database is a group of data that has been organised in a table or group. This makes it easy to find data‚ but also allows you to not have any duplicates in a group. A database is used in a school or college to store students date of births. This allows the school to be able to see how old the students are. The database can also be password protected to keep the data safe. What is a flat file database: A flat database is where you have all your data in one table.
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HISTORY OF DATABASE MANAGEMENT SYSTEM With the progress in technology in the areas of processors‚ computer memory‚ computer storage and computer networks‚ the sizes‚ capabilities‚ and performance of databases and their respective DBMSs have grown in orders of magnitudes. The development of database technology can be divided into three eras based on data model or structure: navigational‚ SQL/relational‚ and post-relational. The two main early navigational data models were the hierarchical model
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Sensitivity Analysis The variables used to develop the table‚ including sales price‚ variable costs‚ unit sales‚ and the unit growth rate‚ are all most likely‚ or base-case‚ values‚ and the resulting $25‚517 NPV shown in Part 5 is called the base-case NPV. Now we ask a series of "what if" questions: "What if unit sales falls 30 percent below the most likely level?" In our sensitivity analysis we hold the other variables at their base case levels and then examine the situation when the key variables
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DATABASE A database is a collection of data organized to meet users’ needs. Why This Matters Without data and the ability to process it‚ an organization would not be able to successfully engage in business activities‚ nor would it be able to generate reports to support knowledgeable workers and decision makers which in turn help’s to achieve organizational goals; it would not be able to pay employees‚ send out bills‚ and order new inventory. Databases have made it possible to map the structure
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DataBase Concepts DataBase – a collection of information related to specific entity (e.g. organization‚ bank‚ college‚ library etc.) DBMS – (Database management system) – a application through which we can control the database i.e. we can store data into database‚ update the data and delete also we can retrieve the data from database. For doing these operation DBMS support a language called Structured Query language (SQL). SQL accomplishes many powerful tasks with a mere seven statements: SELECT
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Business Strategy Analysis of Geely Firm Table of Contents 1.0 Executive Summary 2 2.0 Introduction 2 3.0 Internal environmental analysis 4 4.0 External Environment Analysis 5 4.1 Political factors 5 4.2 Economic factors 6 4.3 Social factors 6 4.4 Technological factors 6 4.5 Environmental factors 7 4.6 Legal factors 7 5.0 Competitive environment analysis 7 5.1 The threat of the entry of new competitors 8 5.2 The threat of substitute products or services 8 5.3 The bargaining power
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Week 4. Business Strategy Chapter 5: A Dynamic Model of Industry Structuring. Objectives: • Introduce a dynamic model of industry competition and evolution. • Offer several propositions about the way industries will evolve based on this dynamic model‚ focusing specifically on the likely actions of new entrants to an industry and the responses of incumbent firms. • Illustrate how this dynamic model can be used to analyze industries. • Emphasize the managerial implications of this dynamic model
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