Lecture 01 introduction to database

Lecture 1 File Systems and Databases

In this lecture, you will learn: ,[object Object],[object Object],[object Object],[object Object],[object Object]

Introducing the Database ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Database Management ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Importance of DBMS ,[object Object],[object Object],[object Object],[object Object],[object Object]

DBMS Manages Interaction Figure 1.2

Database Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Historical Roots of Database ,[object Object],[object Object],[object Object],[object Object],[object Object]

Different Terminology in Database Salary Table Name (File) Field (Data item) Record Data End User Data Meta Data Sr. No. Name Basic DA HRA Total 1. Mayank 10,000 2500 100 12600 2. Hiten 12,000 2000 200 14200 3. Ram 15,000 4000 100 19100

File Terminology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

File System Critique ,[object Object],[object Object],[object Object],[object Object],[object Object]

File System Critique (con’t.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

File System Critique (con’t.) ,[object Object],[object Object],[object Object],[object Object],[object Object]

File System Critique (con’t.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Database Systems ,[object Object],[object Object],[object Object],[object Object]

Database vs. File Systems Figure 1.6

Database System Environment Figure 1.7

Database System Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

DBMS Functions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Database Models ,[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Database Models (con’t.)

Hierarchical Database Model ,[object Object],[object Object],[object Object],Figure 1.8

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

Network Database Model ,[object Object],[object Object],[object Object],[object Object],Figure 1.10

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

Relational Database Model ,[object Object],[object Object],[object Object]

Relational Database Model (con’t.) Figure 1.11

Relational Database Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Relational Database Model ,[object Object],[object Object],[object Object],[object Object]

Entity Relationship Database Model ,[object Object],[object Object],[object Object],Figure 1.13

Entity Relationship Database Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Object-Oriented Database Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

OO Data Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Database Models and the Internet ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Lecture 01 introduction to database

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