Concurrency Control in Distributed Database Systems PHILIP A. BERNSTEIN AND NATHAN GOODMAN Computer Corporation of America‚ Cambridge‚ Massachusetts 02139 In this paper we survey‚ consolidate‚ and present the state of the art in distributed database concurrency control. The heart of our analysts is a decomposition of the concurrency control problem into two major subproblems: read-write and write-write synchronization. We describe a series of synchromzation techniques for solving each subproblem
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Excel Homework Assignment 2 Due Date/Time: All Files completed for this assignment must be submitted to Blackboard before class begins on the due date. NOTE: Each file should be saved with your first initial last name followed by the filename instructed by the author. For example‚ for Problem 1 below‚ the file should be saved as: pgabriel Iowa Election Results Assignment 2 problems are taken from your text in Tutorials 2 and 3 * Tutorial 2 – Case Problem 3 – Iowa Election Results
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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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Microsoft Access and Excel: How They Are Different and How They Are Applied In the Business World. Both Microsoft Access and Microsoft Excel are programs created by Microsoft Corporation as a part of Microsoft Office. Though these two programs are quite similar‚ they are different in some ways simply because each of them is more efficient at solving certain important tasks. In order for a decision to make the best decision in obtaining maximum efficiency‚ performance and accuracy when drawing
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EE4791 Database Systems 2012-13 Project (CA‚ 20%) Design and Implementation of the Database with Microsoft Access. Group assignment (1-3 persons per group): 1. Propose a database Case Study with at least 5 tables. Write down the requirements on the database. 2. Draw EER diagram. 3. Give relational model (i.e.‚ logical scheme). Normalize up to 3NF. 4. Create the tables in MS Access in Design View. Choose indexes for your query. Implement data integrity (default value‚ range values‚ etc) 5. Implement
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The Power of Words over Decisions Having read this far‚ you are ready to appreciate the power of words over decisions‚ which is related to “the power of suggestion.” This section is partly based on an article titled “When Words Decide” by Barry Schwartz (2007) because I thought that it clearly presented the topic. To further develop your sense of awareness to the environment you live in and to make better personal choices‚ you need to understand the role words play in “your” decision making. Schwartz
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SIntroduction to Microsoft Excel 2007 Class learning objectives 1. What is Excel? • Spreadsheet uses & samples • Touring the Excel window • Learning important definitions • Navigating around the workbook 2. The Basics • Entering & editing data in cells • Inserting cells‚ rows‚ & columns • Formatting cells • Renaming‚ adding‚ & reorganizing worksheets 3. Formulas • Using mathematical operators • Using four sum methods • AutoCalculate 4. Customizing Your Spreadsheet • Gridlines 5. Finishing Up
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Excel Industries The case “Excel Industries” presents the corporate communication‚ media relations and the daycare for the children of working parents. As a result‚ the child care center‚ operated by Nyloncraft‚ should be closed to solve the problem‚ because it brought bad reputation to the company. Corporate communication is one of the main points in this case. The success and discipline in every business and cooperation depends on liquidation misinformation‚ misunderstandings and
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MARKETING PLAN: SURF EXCEL M.BILAL KHAN (2642) I.U.G.C 1. CURRENT MARKETING SITUATION COMPANY PROFILE: Unilever Pakistan Limited manufactures and markets home and personal care products‚ beverages‚ ice cream‚ and spreads in the United Kingdom. The company provides food products‚ such as soups‚ bouillons‚ sauces and dressings‚ noodles‚ complete meals‚ margarine and spreads‚ olive oil‚ and tea‚ as well as frozen foods; cleansing and hygiene products for the home care market; and skin cleansing
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How to Create an Interactive Quiz in Excel http://college.cengage.com/accounting/resources/instructors/air/fall_2006... Creating Interactive Quizzes in Excel J.A. (Jim) Connell University of Montevallo Michael E. Stephens College of Business Station 6551 Montevallo‚ AL 35115 Elizabeth Mulig USF St. Petersburg 140 Seventh Avenue South St. Petersburg Florida 33701-5016 727-553-4154 mulig@stpt.usf.edu Introduction Have you ever received a spreadsheet file that asked you questions and then
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