The history began between Relational Databases and SQL. In 1970‚ Edgar F. Codd wrote the now-famous paper on relational data modeling: "A Relational Model of Data for Large Shared Data Banks." The original relational database language‚ developed by IBM‚ was called SEQUEL (Structured English Query Language) to support its prototype RDBMS (Relational Database Management System) called System/R. The name later was changed from SEQUEL to Structured Query Language. In the beginning Codd started out a
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User Requirements Specification Template This document is also known as Requirements Analysis Document (RAD). I. Report Format The report must contain the following section. Each section should be clearly delineated‚ with its own heading and pagination. The sections should be numbered as below‚ to facilitate the grading process. A. Cover Page and Individual Contributions Breakdown‚ as specified in Report Preparation Section. The contributions breakdown must contain the responsibility matrix
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Research Paper The Tablet PC and its Impact on the Computer Industry Submitted by XXX Prepared for XXX December 14‚ 2011 CERTIFICATE OF AUTHORSHIP: I certify that I am the author. I have cited all sources from which I used data‚ ideas‚ or words‚ either quoted directly or paraphrased. I also certify that this paper was prepared by me specifically for this course. [pic] December 14‚ 2011 __ _________________________________________________ Signature Date
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iPhone 4 Technical Specifications Size and weight1 Height: 4.5 inches (115.2 mm) Width: 2.31 inches (58.6 mm) Depth: 0.37 inch (9.3 mm) Weight: 4.8 ounces (137 grams) Cellular and wireless * GSM model: UMTS/HSDPA/HSUPA (850‚ 900‚ 1900‚ 2100 MHz); GSM/EDGE (850‚ 900‚ 1800‚ 1900 MHz) * CDMA model: CDMA EV-DO Rev. A (800‚ 1900 MHz) * 802.11b/g/n Wi-Fi (802.11n 2.4GHz only) * Bluetooth 2.1 + EDR wireless technology Location * Assisted GPS * Digital compass
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Silberschatz−Korth−Sudarshan • Database System Concepts‚ Fourth Edition Front Matter 1 1 11 11 35 35 36 87 140 140 141 194 229 260 307 307 308 337 363 393 393 394 446 494 529 563 563 564 590 637 Preface 1. Introduction Text I. Data Models Introduction 2. Entity−Relationship Model 3. Relational Model II. Relational Databases Introduction 4. SQL 5. Other Relational Languages 6. Integrity and Security 7. Relational−Database Design III. Object−Based Databases and XML Introduction 8. Object−Oriented
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This pack of BUS 210 Week 5 Discussion Questions part 2 of 2 contains: Review the political tactics used by organizations described on pp. 196 Business - General Business WEEK 5 DQ 2 How do effective leaders communicate persuasively? Describe and provide examples of how a leader you know has been an effective and persuasive communicator. · Friendly Persuasion Persuasive Language · Make Constructive Criticism Work for You · Leadership Memorize
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Chapter 1: Database Systems Summary • Data are raw facts. Information is the result of processing data to reveal their meaning. Accurate‚ relavant and timely information is the key to good decision making and good decision making is the key to organizational survival in a global environment • Data are usually stored in a database. To implement a database and manage its contents you need a database management system (DBMS). DBMS serves as an intermediary between the user and the
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Tablet PCS and the Decline of the Laptop Abstract On September 8‚ 2011‚ Gartner‚ Inc. lowered its forecast for personal computers for the remainder of 2011 and 2012. Based on the recent surge of tablet PCs‚ personal laptops are experiencing a decline as consumers hold onto their laptops longer or replace them completely with tablets. Increased mobility and a need for social media may be two of the forces driving consumers to choose tablets over laptops. This journal seeks to explain the
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UNIVERSITY OF THE PUNJAB University Education Management System Software Requirements Specification 1. Introduction 1.1 Purpose The purpose of this document is to present a detailed description of the University Education Management System. It will explain the purpose and features of the system‚ the interfaces of the system‚ what the system will do‚ the constraints under which it must operate and how the system will react to external stimuli. This document is
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Mobile Database Systems [ 1 ] Jerri Scott Technical Essay #1 Mobile Database Systems MGT – 5151 Database Systems Management November 7‚ 2010 [ 2 ] Due to the increasing utilization of mobile networks and devices‚ mobile database systems have become a prominent method of data access. Data maintenance becomes a necessity for users who require mobility. Therefore‚ the usage of mobile database systems provides a convenient way of data creation‚ collection and management through mobile
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