Database Management Systems I Laboratory Exercise 1 – week 1 Year 1 Semester 2‚ 2013 Exercise 1: Group Activity Get into groups of 5‚ find details and do a 10 minutes presentation on the facts below. 1. Siripala Amarasinghe is a retail vendor of a small grocery shop. a) Explain how he maintains his sales information. b) Assume‚ now Siripala has expanded his business and is going to start a supermarket. Is it possible to handle purchase and sales information with his prevailing
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Database Models s L11: ER Diagrams Kieran Herley Summary The database design process and the role of ER modelling in same. Basic constituents of ER diagrams: entities‚ relationships and attributes. While designing database it’s handy to have notation to “sketch” schema s Two common diagrammatic notations: x x s UML diagrams (Universal Modelling Language) ER diagrams (Entity Relationship) → cs1106 choice Captures the information requirements of our database: what data it con and how
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CheckPoint: The BIRT Database XBIS/219 14 December 2012 CheckPoint: The BIRT Database The BIRT sample database offers software to assist business owner’s in creating and designing simple business reports. The schema is for Classic Models‚ a retailer of scale models of classic cars. The database contains general business data such as sale offices‚ employees (including sales representatives)‚ customers‚ orders‚ order details‚ payments‚ products‚ and product lines. This software program
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“Trouble with the Terrorist Watch List Database” CASE STUDY QUESTIONS 1. What concepts in this chapter are illustrated in this case? The concept illustrated in this case is about consolidating multiple databases into a single strong list. Furthermore‚ agencies are using data warehouses to queried information gather by all government departments. Agencies can receive a data mart‚ a subset of data‚ which pertains to its specific task. For instance‚ airlines use data supplied by the TSA system
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Individual Database Design Paper Courtney Gardner DBM/380 05-17-2010 James Butcher Week Individual Database Design “A database is a structured collection of records or data that is stored in a computer system. In order for a database to be truly functional‚ it must not only store large amounts of records well‚ but be accessed easily. In addition‚ new information and changes should also be fairly easy to input (tech-faq.com)”. To ensure practical use over a long period of‚ databases ought to
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project‚ you will create a new table and share data with Excel in a database for the Burchard Museum of Science and Discovery. Additionally‚ you will establish relationships between tables‚ and then create queries within the database. Instructions: For the purpose of grading of the project you are required to perform the following tasks: Step Instructions Points Possible 1 Start Access. Open the downloaded Access database named Exploring_a02_Grader_IR.accdb. 0 2 Create a new table‚
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assignment I will be comparing and contrasting transactional databases and data warehouses‚ demonstrating the similarities and differences between them both. I will do this by first defining these database systems and the reason for their use. I will also be using key relevant theories and tools to back up my findings‚ to argue their differences and similarities as efficiently as possible. Where similarities between transactional databases and data warehouses do exist they are in the areas of information
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Assignment 2- Database Modeling and Normalization Dr. Amir Afzal Strayer University- CIS 515 August 7‚ 2012 Abstract Selling high end electronics is big business and being a commissioned employee in that field if your sales are up means big money. Prices for electronics range from the low hundreds into the thousands. It really depends on the person style‚ specifications they are looking for‚ trust in the brand‚ and the depth of their pockets‚ how much a person is willing to spend for
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to prevent future terrorist incidents. Then a database of suspected terrorist known as the consolidated watch list was born. It is created in order to maintain separate list about terrorist and share relevant information concerning the individuals on each agency’s list. Benefits of consolidated terror watch list 1. Classifying and organizing information: classified information about the people in watch list is maintained and the entire databases are well organized according to their name and
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Database naming Conventions are standards when naming database components. I find Pascal Case notation naming convention to be one of the less rigorous ones. Pascal is straight forward‚ with a few rules which make it easy for development and understanding. There are several rules to Pascal notation however; the rules are simple and straight forward. The guidelines go as follow; limiting the characters in name‚ restricting underscores‚ numbers‚ the use of a letter as first character of the name
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