Database Modeling and Design: Logical Design 4th Edition Toby Teorey‚ Sam Lightstone‚ Tom Nadeau Lecture Notes Contents I. Introduction ................................................................………...……2 Relational database life cycle 3 Characteristics of a good database design process 6 II. The Entity-Relationship (ER) Model …………...……………….7 Basic ER concepts 7 Ternary relationships 11 III. The Unified Modeling Language (UML)………...…………….13 Class diagrams 13 Activity
Premium Data modeling Entity-relationship model Database normalization
always one being considered having better results. This comparison really began during the Cold War when America and the soviet Union fought for being the most powerful country‚ with America believing in Capitalism and the Soviet Union believing in Communism. This continues today ‚but there aren’t as many communist countries. Which means Communism‚ capitalism‚ and their comparison are very important to the modern day. To start‚ Capitalism began around the thirteenth century on a very small scale
Premium Karl Marx Communism Capitalism
1 Individual Assignment: Database Management Systems Paper Write a 1-2 page paper in which you do the following: * Explain what database systems are and how they are used at your workplace. * Define database architecture. For the database systems in your workplace‚ identify which architecture they fall under. * Define relational database architecture. Consider Microsoft® Access®‚ Microsoft SQL Server®‚ Oracle®‚ IBM DB2®‚ and so on. Format your paper consistent with APA guidelines‚ and
Premium Database SQL
relationship amongst the entities. b) What is the data hierarchy? Briefly explain this in your own words. Data hierarchy is representation of data in pyramid format with smallest form of data on th top of pyramid and biggest form at the bottom of it. Smallest form of data bit and after that characters. Collection of fields forms a records and multiple records forms a file. And multiple files together forms a database which is at bottom of hierarchy as it is bigger form of data. c) Briefly
Premium Entity-relationship model Database management system Data modeling
to spreadsheet used to store data. 2. Queries: Method of extracting specific data 3. Forms: Element to modify and insert records into you databases 4. Reports: It contains raw data and allows the organization of information in an easy way. 5. Databases: collection of associated information 6. Relational databases: access databases in which more than one can share information. 7. Record: each row in a table. 8. Data Value: an item such as data‚ or such as a single phone number. 9. Primary
Premium Relational database Relational model Database
Samuel D. Warren[2] and Louis D. Brandeis[3]‚ Harvard Law Review‚ 1890 WITH THE RISE of the Business Process Outsourcing (the “BPO”) in India‚ there has been an equally rising need for Data Protection Laws. In other words‚ a need for protection of databases through a separate legislation was first felt when a few cases of data theft‚ in the outsourcing industry came to light[4]. Data from all over the world is being transferred to India. It is obvious that the first question which is to be asked is
Premium Privacy European Union Copyright
stealing anything‚ from anyone‚ is not morally right‚ is unjust‚ causes consequences‚ and most importantly‚ defies‚ breaks‚ and sometimes completely diminishes‚ trust. Although I did not intentionally steal from my parents‚ this essay will be about why stealing money from parents is wrong. First of all‚ stealing things is not morally or ethically‚ the right thing to do. At a young age‚ people learn that taking things from other people without their permission is not going to be accepted as good
Premium Ethics Law Chemistry
had two totally different aspects on both political and social rules and situations. One reason that the political situation is different is because Athens choose their leader while Sparta´s leader was born into being their leader. I think that gave Athens more freedom kind of because they got to choose who was their leader and got to see who told them what to do while Sparta´s leader was born into it and no one could help it. But in Sparta they got to choose 5 Ephors and they had 2 kings and they
Premium Ancient Greece Sparta Classical Athens
Effect of the Congruence of Large Letter and Small Letter of Reaction Time UNIMKL- 012480 University of Nottingham Malaysia Campus Abstract: This study is a replication of Navon’s (1977) Task which was Forest before Trees: The Precedence of Global Features on Visual Perception. Based on Navon’s (1977) experiment‚ figures of large letter that built up from small letter either congruent or incongruent were presented to the participants and asked to identify the local stimulus (Navon‚ 1977)
Premium Perception Gestalt psychology Cognitive psychology
to real-time database management systems to be used in such control-systems. By integrating a real-time database management system into a vehicle control-system‚ data management on a higher level of abstraction can be achieved. Current database management concepts are not sufficient for use in vehicles‚ and new concepts are necessary. A case-study at Volvo Construction Equipment Components AB in Eskilstuna‚ Sweden presented in this thesis‚ together with a survey of existing database platforms confirms
Premium Database Database management system Embedded system