1. CTP108 - Computer Programming for Business FORM AND DATABASE DESIGN Submitted to :Tolga BAYCAN Submitted by : A.Korhan ZIVRALI,Can MENTEŞ 10.12.2007

2. GENERAL INTRODUCTION

3. WHAT IS DATABASE ? A collection of data Types of database I) Flat-File II) Relational

4. WHAT IS DATABASE DESIGN? Major aims of design I) Helps to reach the data easily II) Helps us to understand database

5. Defining the System Parameters Defining the Work Processes Building the Conceptual Data Model Preparing the Database Schema Designing the User Interface DESIGN PROCESS

6. DATABASE TABLES: Rows and Columns Represents a single data value Must conform

7. DATABASE QUERIES: Request for info from database Intended to return a list of devices

8. WHAT IS DATABASE FORM? It facilitate database data entry. It has retrieval operations.

9. PRIMARY KEY: Unique identifier Avoding meaningful primary key Never change

10. NORMALIZATION What is Normalisation? Normalistion is a process of organising the data in database in more efficent way.

11. FIRST NORMAL FORM Eliminate Repeating Groups

12. SECOND NORMAL FORM Eliminate Redundant Data

13. THIRD NORMAL FORM Eliminate Columns Not Dependent On Key

14. WHAT CAN A FORM DESIGNER DO? Get the point.

15. Add help information

16. Provide a clear confirmation message

17. WARNİNG MESSAGE