'Physical schema' diaporamas de présentation

Chapter 3

Chapter 3. The Relational Data Model. Data and Its Structure. Data is actually stored as bits, but it is difficult to work with data at this level. It is convenient to view data at different levels of abstraction .

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Database Management

Database Management. The Relational Model. Data and Its Structure. Data is actually stored as bits, but it is difficult to work with data at this level. It is convenient to view data at different levels of abstraction .

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The Relational Data Model

The Relational Data Model. Chapter 4. Data and Its Structure. Data is actually stored as bits, but it is difficult to work with data at this level. It is convenient to view data at different levels of abstraction .

656 views • 61 slides

The Relational Data Model

The Relational Data Model. Chapter 4. Data and Its Structure. Data is actually stored as bits, but it is difficult to work with data at this level. It is convenient to view data at different levels of abstraction. Schema : Description of data at some level. Each level has its own schema.

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Lecture 1 Introduction to Database Management Systems and Database Languages SQL and PL/SQL

Lecture 1 Introduction to Database Management Systems and Database Languages SQL and PL/SQL. Slides based on: Raghu Ramakrishnan and Johannes Gehrke, Database Management Systems, McGraw-Hill, 2 nd edition, 2000 ; 3rd edition 2002 Oracle 9i Database Server Documentation. What Is a DBMS?.

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This Day in History

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CENG 352 Database Management Systems

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CENG 352 Database Management Systems

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Database Systems ( ????? )

Database Systems ( ????? ). 9/14/2011 Lecture #1. Fundamentals ER (Entity-Relationship) Model SQL (Structured Query Language) Storage and indexing Disks & Files Tree-structure indexing Hash-based indexing. Query evaluation External sorting Evaluating relational operators

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Oracle Data Integrator Topology: Connecting to the World

Oracle Data Integrator Topology: Connecting to the World. 3. Objectives. After completing this course, you will:. Understand the basic concepts behind the Topology interface. Understand logical and physical architecture. Know how to plan a Topology.

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ECE 569 Database System Engineering Fall 2004

ECE 569 Database System Engineering Fall 2004. Yanyong Zhang: www.ece.rutgers.edu/~yyzhang Course URL: www.ece.rutgers.edu/~yyzhang/fall04. About the instructor (Yanyong Zhang). Yanyong Office: Core 518 Office hours: TBD (Th 1-2:50??) Office number: 5-0608

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Database Management System

Database Management System. Course i nformation. Course Resources Syllabus General Rules. Course Website. http://www.hmabobakr.name.eg/userdownloads/DB/Database.html. Text Book. Database Management Systems, Raghu Ramakrishnan and Johannes Gehrke , 3rd Edition, 2003

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Introduction to Database Systems Chpt 1

Introduction to Database Systems Chpt 1. Instructor: Xintao Wu. http://www.sigmod.org/record/issues/0606/index.html. History. 60s C. Bachman GE network data model Late 60s IBM IMS hierarchical data model 70 E.Codd relational model

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Introduction to Database Systems Chpt 1

Introduction to Database Systems Chpt 1. Instructor: Weichao Wang. http://www.sigmod.org/record/issues/0606/index.html. History. 60s C. Bachman GE network data model Late 60s IBM IMS hierarchical data model 70 E.Codd relational model

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Database Management Systems INFS 614

Database Management Systems INFS 614. Lecture One - Introduction. Instructor: Professor Alex Brodsky brodsky @gmu.edu http://classweb.gmu.edu/brodsky/infs614. Outline. Course syllabus Course Schedule Homework & project & exams Satisfaction of prerequisites

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PDA Database Design Project

PDA Database Design Project. Philip Drope. CS 8628, Summer 2003. Project Description E-R Diagram Logical Schema Physical Schema Publication Script Synchronization Script Summary Screen Snapshots Code Sample Conclusion.

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Introduction to Database Systems CSE444

Introduction to Database Systems CSE444. Instructor: Scott Vandenberg vandenbe@cs.washington.edu University of Washington Winter 2000. What Is a Database?. A very large, integrated collection of data. Models real-world enterprise. Entities (e.g., students, courses)

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Introduction to Database Management Systems

Introduction to Database Management Systems. Rizwan Rehman CCS, DU. What Is a DBMS?. A very large, integrated collection of data. Models real-world enterprise. Entities (e.g., students, courses) Relationships

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