'Relational data model' diaporamas de présentation

Object Orientation in Oracle

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Chapter 9: Object-Relational Databases

Chapter 9: Object-Relational Databases. Nested Relations Complex Types and Object Orientation Querying with Complex Types Creation of Complex Values and Objects Comparison of Object-Oriented and Object-Relational Databases. Object-Relational Data Models.

826 views • 50 slides

Chapter 9: Object-Relational Databases

Chapter 9: Object-Relational Databases. Nested Relations Complex Types and Object Orientation Querying with Complex Types Creation of Complex Values and Objects Comparison of Object-Oriented and Object-Relational Databases. Object-Relational Data Models.

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Chapter 7

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An Ontology-Extended Relational Algebra

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Databases and DBMSs

Databases and DBMSs. Todd S. Bacastow January 2005. 1. Evolution. Ways of storing data. Files (1960) (ancient times) Databases Hierarchical (1970) Network (1970) Relational (1980) Object (1990). File terms. Record

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Database Design - Lecture 2

Database Design - Lecture 2. Data Modeling. Lecture Objectives. Database Design Evolution of Data Models. Database Design. Systems Development Life Cycle vs Data Base Life Cycle. Database Design. Database Design. The Conceptual Model Represents global view of the entire database

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Chapter 1: Introduction

Chapter 1: Introduction. Database Management System (DBMS). DBMS contains information about a particular enterprise Collection of interrelated data Set of programs to access the data An environment that is both convenient and efficient to use Database Applications:

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Introduction

Introduction Points Use of Database Systems View of Data Database Languages RDBMS Database Design Object-based and semi - structured databases Data Storage and Querying Transaction Management Database Architecture Database Users and Administrators Overall Structure

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1: Introduction

1: Introduction. Purpose of Database Systems View of Data Database Languages Relational Databases Database Design Object-based and semistructured databases Data Storage and Querying Transaction Management Database Architecture Database Users and Administrators Overall Structure

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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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Introduction

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Chapter 2

Chapter 2. Database Environment. Agenda. Three-Level ANSI-SPARC Architecture Database Languages Data Models Functions of DBMS Components of DBMS Teleprocessing. Three-Level ANSI-SPARC Architecture. External level User's view Data gathering Conceptual level

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Mapping E/R Diagrams to Relational Database Schemas

Mapping E/R Diagrams to Relational Database Schemas. Second Half of Chapter 3. E/R ? Relation Model (Example). since. since. name. name. dname. dname. ssn. did. did. budget. budget. lot. (0,*). (1,1). Departments. Employees. Manages. (0,*). hours_worked. (0,*). Works_In. ?.

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Relational Data Model

Relational Data Model. A Brief History of Data Models. 1950s file systems, punched cards 1960s hierarchical IMS 1970s network CODASYL, IDMS 1980s relational INGRES, ORACLE, DB2, Sybase Paradox, dBase 1990s object oriented and object relational O2, GemStone, Ontos.

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Lecture-10 Distributed Database System

A distributed database system consists of loosely coupled sites that share no physical component Database systems that run on each site are independent of each other Transactions may access data at one or more sites. Lecture-10 Distributed Database System.

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SQL*PLUS, PLSQL and SQLLDR

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DATA MODELS

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