Chapter02

Chapter 2 Database System Concepts and Architecture

Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Models ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Models (continued) ,[object Object],[object Object],[object Object]

Categories of Data Models ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Schemas versus Instances ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Schemas versus Instances ,[object Object],[object Object],[object Object],[object Object]

Database Schema vs. Database State ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Database Schema vs. Database State (continued) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Three-Schema Architecture ,[object Object],[object Object],[object Object],[object Object]

Three-Schema Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Three-Schema Architecture ,[object Object],[object Object],[object Object]

Data Independence ,[object Object],[object Object],[object Object],[object Object],[object Object]

Data Independence (continued) ,[object Object],[object Object],[object Object]

DBMS Languages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

DBMS Languages ,[object Object],[object Object],[object Object],[object Object],[object Object]

Types of DML ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

DBMS Interfaces ,[object Object],[object Object],[object Object],[object Object],[object Object]

DBMS Programming Language Interfaces ,[object Object],[object Object],[object Object],[object Object]

User-Friendly DBMS Interfaces ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Other DBMS Interfaces ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Database System Utilities ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Other Tools ,[object Object],[object Object],[object Object],[object Object]

Other Tools ,[object Object],[object Object],[object Object],[object Object],[object Object]

Typical DBMS Component Modules

Centralized and Client-Server DBMS Architectures ,[object Object],[object Object],[object Object]

A Physical Centralized Architecture

Basic 2-tier Client-Server Architectures ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Logical two-tier client server architecture

Clients ,[object Object],[object Object],[object Object],[object Object]

DBMS Server ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Two Tier Client-Server Architecture ,[object Object],[object Object],[object Object]

Three Tier Client-Server Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Three-tier client-server architecture

Classification of DBMSs ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Variations of Distributed DBMSs (DDBMSs) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Cost considerations for DBMSs ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

History of Data Models ,[object Object],[object Object],[object Object],[object Object],[object Object]

History of Data Models ,[object Object],[object Object],[object Object],[object Object]

Example of Network Model Schema

Network Model ,[object Object],[object Object],[object Object],[object Object],[object Object]

Network Model ,[object Object],[object Object],[object Object],[object Object]

Hierarchical Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

History of Data Models ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

History of Data Models ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Chapter02

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Chapter02