Chapter 11 Relational Database Design Algorithms and Further Dependencies Chapter Outline 0. Designing a Set of Relations 1. Properties of Relational Decompositions 2. Algorithms for Relational Database Schema 3. Multivalued Dependencies and Fourth Normal Form 4. Join Dependencies and Fifth Normal Form 5. Inclusion Dependencies 6. Other Dependencies and Normal Forms DESIGNING A SET OF RELATIONS Goals: Lossless join property (a must) Algorithm 11.1 tests
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91.3902 Database Systems Assignment #1 1. Discuss the role of a high-level data model in the database design process. High-level data models assist in conceptual design and helps express data requirements of the users and includes detailed descriptions of the entity types‚ relationships‚ and constraints. The high-level data model is also used as a reference to ensure that all users’ data requirements are met and that the requirements do not include conflicts. 2. List the various
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Level 1 maths Skills 3847: Unit 310 Number: Positive and negative numbers Name: The contents of this worksheet‚ when correctly completed‚ cover all criteria attached to Unit 310. Calculators may not be used unless the question states that you should use one. Date of completion: (DD/MM/YYYY) The copyright in this Unit Assignment is owned by learndirect Limited and has been compiled using resources provided by learndirect and City and Guilds. © learndirect Limited June 2013. All rights
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Database Concepts Terminology In general‚ there are many acronyms and a lot of terminology used throughout the entire Information Technology (IT) field that is not used anywhere else. In this paper‚ I will briefly describe the following five terms: Online Analytical Processing (OLAP)‚ Data warehouse‚ data mart‚ three-tier architecture‚ and Active Server Pages. Online Analytical Processing OLAP "On-Line Analytical Processing - A category of applications and technologies for collecting‚ managing
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Access Case: Dentist’s Office Brief: You will create an Access Relational Database for a dentist’s office. Database Objects: Tables: 1. Patients – keeps a track of patient information (Create at least 7 patients). 2. Dental Procedures – The dentist has 5 procedures. Procedure No. Procedure Type Rate 1 Cleaning Rs.1000.00 2 Crown Rs. 2000.00 3 Filling Rs. 2000.00 4 Root Canal Rs. 3000.00 5 X-Ray Rs. 700.00 3. Appointment – keeps a track of the each appointment‚ Patient‚ Date
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Andersen Consulting - Strategic Services Cosmetics Case Situation: BeautyAsia (BA) is a health and beauty consumer products company headquartered in Malaysia. It manufactures and sells a line of cosmetic products ideally suited for the Malaysian marketplace. Although it has been a successful company for over twenty years‚ it has been losing money for the past two years and its market share has declined. The CEO has asked you to assist in diagnosing the problem and generating a few possible solutions
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CIT 214 – Assignment 1 – Logical Database Design‚ The Big Boys and Girls Gym Database View 1 MEMBER (MEM_ID‚ MEM_LAST‚ MEM_FIRST‚ MEM_EMAIL‚ MEM_LEVEL‚ MEM_BDAY) AK MEM_EMAIL SK MEM_LAST EMAIL (EMAIL_ID‚ MEM_ID‚ C_ID‚ EVENT_ID‚ EMAIL_DESCRIP) SK MEM_ID‚ C_ID‚ EVENT_ID FK MEM_ID ( MEMBER FK C_ID ( CLASS FK EVENT_ID ( EVENT CLASS (C_ID‚ C_NUMBER‚ C_NAME‚ C_START_TIME‚ C_END_TIME‚ C_ACTUAL_DATE) SK C_NUMBER EVENT (EVENT_ID‚ EVENT_DESCRIP) SK
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UNIVERSITY OF GHANA BUSINESS SCHOOL EMBA 612: HUMAN RESOURCE MANAGEMENT A CASE STUDY ON THE CAMBRIDGE CONSULTING GROUP GROUP 6 MAY 2012 MEMBERS OF GROUP 6 1. Nishchal Mahajan 2. Abdul Majeed Rufai 3. Joyce Poku 4. Isaac William Mensah 5. Amy Asare 6. Robert Azu 7. Ivan Afram Attafuah 8. Ursula Neequaye 9. Michael Lawal 10. Rockson Afetsrom 11. Stella
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AC505 week 8 final exam tutorial numbers 2-17 2. Which costs will change with a decrease in activity within the relevant range? A) Total fixed costs and total variable cost. B) Unit fixed costs and total variable cost. Answer C) Unit variable cost and unit fixed cost. D) Unit fixed cost and total fixed cost. 3. An increase in the activity level within the relevant range results in: A) an increase in fixed cost per unit. B) a proportionate increase in total fixed costs. C)
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Teah Kellum Group 4 289 1) I think that Pasty will continue to ride and train horses and Pasty mother will get better and continue to work to get money for her family. 2b) Pasty reason for spending time there change because his mother is ill because at first he was there to train the horses and started getting paid a little amount of money the his mother got sick so he started racing so he can get a bigger amount of money to pay a doctor to cure his mom. 3b) the problems faced by Pasty
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