Database PowerPointDatabase PowerPoint
Guy Wade
Comm 165
Guy Wade
Comm 165
What is a database?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
• 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 databaseMain parts of a database
•Fields
•Records
•Database File
What is a field?What is a field?
A field is a single category of information for which data is given
in each individual record
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?What is a record?
A record is all the information listed for one particular item in the
database file
A record is all the information listed for one particular item in the
database file
The blue highlighted portion is an example of one recordThe blue highlighted portion is an example of one record
What is a database file?What is a database file?
The complete database filled with records and fields is also known as a database file
Main types of databasesMain types of databases
•Flat Database
•Relational Database
•Flat Database
•Relational Database
What is a flat 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
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
This is an example of a flat database
What is a relational database?What is a relational database?
A relational database contains tables which are linked together.
Each table contains records which contains fields.
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 is an example of a relational database
This Power Point is a general overview
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.
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
Hope you enjoyed this presentation
The EndThe End