Database PowerPoint

Guy WadeComm 165

What is a database?

• A collection of data stored on a specific topic in an organized manner

• The purpose of a database is to manage data

Main parts of a database

•Fields

•Records

•Database File

What is a field?

A field is a single category of information for which data is given

in each individual record

The highlighted box with the data 624 BEF is an example of a field

What is a record?

A record is all the information listed for one particular item in the

database file

The blue highlighted portion is an example of one record

What is a database file?

The complete database filled with records and fields is also known as a database file

Main types of databases

•Flat Database•Relational Database

What is a flat database?

A very simple database. Flat because it is flat like a piece of paper with one database record

per line

This is an example of a flat database

What is a relational database?

A relational database contains tables which are linked together.

Each table contains records which contains fields.

This is an example of a relational database

This Power Point is a general overview

There are many other things that you can do with databases. If you are interested there are several

websites and books out there that will give you more depth.

Hope you enjoyed this presentation

The End