'Data redundancy' diaporamas de présentation

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Discovering Computers

Discovering Computers . CHAPTER 10 DATABASE MANAGEMENT . Chapter 10 Database Management . Next. Discuss the functions common to most DBMSs. Identify the qualities of valuable information. Explain why data is important to an organization.

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Role of Mathematical Tool in digital Image Processing

Role of Mathematical Tool in digital Image Processing. Dr. Shivanand S. Gornale Ph.D.FIETE,IEng . Asst. Professor and Head Dept of Computer Science Government College, Mandya (Autonomous) shivanand_gornale@yahoo.com. DIGITAL IMAGE COMPRESSION USING WAVLETS.

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Unit 1 Introduction to DBMS (Database Management Systems)

Application program. End-user. DBMS. Unit 1 Introduction to DBMS (Database Management Systems). ??? ?? ??. PART I: ??? ?? Overview DB2 ??? SQL ?? ???? ????? (The Relational Model) ?? ????? (The Hierarchical Model ) ? ? ?? ????? (The Network Model ) ? ?

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Theory of Normalization

Theory of Normalization. There are many types of normalized forms existing in a data base environment. First Normal Form (1NF) Second Normal Form (2NF) Third Normal Form (3NF) Boyce-Codd Normal Form (BCNF) Fourth Normal Form (4NF) Fifth Normal Form (5NF).

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CHAPTER SIX DATA: BUSINESS INTELLIGENCE

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Chapter 4 The Database Management System Concept

Chapter 4 The Database Management System Concept. Fundamentals of Database Management Systems by Mark L. Gillenson, Ph.D. University of Memphis Presentation by: Amita Goyal Chin, Ph.D. Virginia Commonwealth University John Wiley & Sons, Inc. Chapter Objectives.

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Database Systems: Design, Implementation, and Management Eighth Edition

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Physical DB Issues, Indexes, Query Optimisation

Physical DB Issues, Indexes, Query Optimisation. Database Systems Lecture 13 Natasha Alechina. In This Lecture. Physical DB Issues RAID arrays for recovery and speed Indexes and query efficiency Query optimisation Query trees For more information

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Database Design: Normalization

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Solid State Storage System for the International Space Station

Solid State Storage System for the International Space Station. Jake Berlier David Jacob Dr. Jerry Tucker Dr. James M. McCollum. Outline. Introduction Orion Project Solid State Storage System Overview Progress to Date Conclusion. Introduction.

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Chapter 1: The Database Environment

Chapter 1: The Database Environment. ????? ???????. Definitions. Database: organized collection of logically related data Data: stored representations of meaningful objects and events Structured: numbers, text, dates ??? Unstructured: images, video, documents ????

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Normalisation to 3NF

Normalisation to 3NF. Database Systems Lecture 11 Natasha Alechina. In This Lecture. Normalisation to 3NF Data redundancy Functional dependencies Normal forms First, Second, and Third Normal Forms For more information Connolly and Begg chapter 13

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Database Management

Database Management. Relational Databases and Data Normalization By: Prof. Thomas G. Re Nassau Community College. Tables in a relational DB. Tables can be created in a relational database where the columns (Fields) of the database are the labels on the top of the table.

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Data Modeling Seminar

Data Modeling Seminar. February 18, 2012. Jamie Schultz jschultz@bthreesolutions.com Bob Elliott relliott@bthreesolutions.com Aaron Cuffman acuffman@bthreesolutions.com Andy Nagle anagle@bthreesolutions.com Adam Schultz aschultz@bthreesolutions.com Web Site

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Image Compression (Chapter 8)

Image Compression (Chapter 8). CSC 446 Lecturer: Nada ALZaben. Outline:. Introduction. Image Compression Model. Compression Types . Data Redundancy. Redundancy Types. Coding redundancy Lossless compression. Introduction.

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Database Management Systems Chapter 1: Introduction to Databases

Database Management Systems Chapter 1: Introduction to Databases. Instructor: Manuel Penaloza, Ph.D. Manuel.Penaloza@sdsmt.edu. Examples of Database Applications. Purchases from the supermarket Purchases using your credit card Booking a holiday at the travel agents Using the local library

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Databases.

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How Come It Takes Me So Long to Get Answers to Simple Questions About My Business? Technologies for Business Intellige

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Data Warehousing

Data Warehousing. 2. Warehouse Data Modelling. Objectives. Requirements to data design Dimensional modelling vs ER modelling The Star Schema Fact and Dimensions Advanced topics. Requirements and Data Design. Ponniah develops the idea of the Information Package

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