Blue Step Gradients

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Blue Step Gradients

数 据 管 理 与 信 息 整 理

JOU3004 网 页 的 制 作 与 开 发

许 胜 坚 2009-09


The Basic Concept 基 本 概 念

Data

数 据

Information

信 息

Knowledge

知 识

Home work :

In not more than 800 words, explain the relationship

between data, information and knowledge in our modern

society.


Data 数 据

Where can you find data?

How those data are stored?

How those data are used?


Digital Data 数 码 数 据

Why?

Massive

Access

How?

Files

DBMS

Speed

Standard Structure


DBMS

Database Management System

数 据 库 管 理 系 统

Software

User

Local

Manage & Control

Administrator

Network


Some DBMS Providers

MS SQL Server DB2 ORACLE

MySQL Access Visual FoxPro

Home work :

Please research the above DBMS systems, make a

comparison grid to illustrate their usage in different

environment/situation.


Primary Tasks of DBMS

1. Database development

2. Database Interrogation

3. Database Maintenance

4. Application Development


Database & Internet

Home work :

Construct a simple network diagram using the building blocks

above to indicate how data can be managed by the

administrator and served to the web surfer via the Internet.

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