entity? Something about which we want to store data. 7. What is business logic? The set of rules that govern an organizations processes. 8. What is a relational database? A data base that organizes data into overlapping tables. They follow a set of very specific rules that ensure data contained in the database will be consistent. 9. How do the following terms relate to one another: record‚ table‚ field‚ primary key? Rows are called records‚ and columns are sometimes called fields
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Information for Database Design 1. Scope of Project 2. Project Identification 3. Database Overview 4. Document Overview 5. 7 Steps of the SDLC/DBDSL 6. The 3 Steps in Database Creation
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C h a p t e r 15 Object-Oriented Database Development L E A R N I N G O B J E C T I V E S After studying this chapter‚ you should be able to: ● Concisely define each of the following key terms: atomic literal‚ collection literal‚ set‚ bag‚ list‚ array‚ dictionary‚ structured literal‚ and extent. ● Create logical object-oriented database schemas using the object definition language (ODL). ● Transform conceptual UML class diagrams to logical ODL schemas by mapping classes (abstract and concrete)
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Database System Versus File System Consider part of a savings-bank enterprise that keeps information about all customers and savings accounts. One way to keep the information on a computer is to store it in system files. To allow users to manipulate the information‚ the system has a number of application programs that manipulate the files including • A program to debit or credit an account • A program to add new account • A program to find the balance of an account • A program to generate
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DNA databases In 1992‚ The United States‚ Federal Bureau of Investigation funded the Combined DNA Index System (CODIS). It is a computer system that stores DNA profiles created by federal‚ state‚ and local crime laboratories in the United States‚ with the ability to search the database in its entirety; it also helps agencies identify suspects of crime. The origin of CODIS is attributed to the Scientific Working groups (SWG) that began in the late 80’s. SWG was backed by the FBI Laboratory which
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What impact does using databases have on young people’s lives? | Databases once were only used by the most advanced computer programmers‚ they have now come to be a part of our everyday lives. We use a number of databases every day without even realising‚ as they’re utilised in many of our technology devices nowadays. They are used in our television ‘boxes’ like the Sky +‚ Virgin media etc. different channels are listed in a database called ‘guide’‚ here you can look up what programmes are on which
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Warehouse A data warehouse is a database that stores current and historical data of potential interest to decision makers throughout the company.[1] In the Terrorist Watch List Database case‚ the information about suspected terrorists are consolidated and standardized from multiple government agencies so that the information can be centralized into a single list‚ from which different agencies can communicate and share information with each other. This centralized database is a specific example of data
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I. Column Oriented Database A column-oriented DBMS is a database management system (DBMS) that stores data tables as sections of columns of data rather than as rows of data. In comparison‚ most relational DBMSs store data in rows. This column-oriented DBMS has advantages for data warehouses‚ customer relationship management (CRM) systems‚ and library card catalogs‚ and other ad hoc inquiry systems where aggregates are computed over large numbers of similar data items. It is possible to achieve
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Maintainenace Database Paper Its mind numbing to reflect the amount of technical change that has taken place in only a short period of time. In this current age‚ innovation has opened doors to a wide capacity for data collection and management. An example is the amount of business use with Microsoft Access. Businesses have gained from Access’s technical capabilities by using it to offer a wide range of ways to add value and efficient to any facility. Today we use Access databases to organize the
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Learning Team C Database Plan for Riordan Manufacturing Material Ordering Kishan Bhagan Amir Bashir Eric Berger Shawn Chandler Debra Hanzlik University of Phoenix DBM 500 October 22‚ 2006 Facilitator: Dr. Gary Page Table of Contents Introduction Database Plan Description Database Plan Purpose Project Plan E-R Diagrams A Description of the Normalization of the Database UML Diagrams Class Diagram Use Case Sequence Diagram Database Administration Plan
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