What is a Database?

A simple guide to understanding database and applying your knowledge of it to everyday life

Goals: Explain what a database isExplain how databases can be used in everyday lifeExplain types of databaseExplain the basic information of databases

What is a Database?A database is an organized collection of related

information.

Exact Definition: an electronic filing system that stores and retrieves information.

You can use databases in everyday life. A database can be used in businesses, whether big

or small. They can be used at banks, doctor’s offices, travel

agencies, libraries, or even schools.

Database

World of Database

Examples of a Database

Some Examples of a Database Include:Phone BookReceiptsDictionary, EncyclopediasAddress BookAutomated Card Catalog

What Do Businesses Use Database For?

Stores can use a database to see who bought what and how much they bought it for. Banks can use a database to keep track of different transactions.Restaurants managers can use a database to see how many hours employees worked. Food companies can use a database to see how many items from their company were sold. They can also measure inventory.

Basic Information About Database

There are three types of views when using database.• Design View: allows you to create field names and data types• Datasheet View: allows you to enter information. It displays the field

names in a row and column format• List View: displays more than one record at a time

Basic Information About Database (continued)

There are three parts to a database. They include:1. Field2. Entry3. Record

Field, Entry, and RecordA field is a category of information in a

database. A record is an entire set of field entries

An entry is the information being entered into a field or record.

Example: There are 5 fields, 3 records, and 15 entries.

5x3=15

Database Functions

• There are three major database functions:

1. Database Report

2. Sorting

3. Filter/ Query

Database Report, Sorting, and Filter/Query

• A database report allows you to organize and summarize parts of a database

• Sorting allows you to put information in alphabetical or numerical order (a-z, z-a or 1-10)

• A filter/query displays records that meet a certain criteria

Advantages of Using Database

• Can find a specific file quickly

• Accurate • Can make reports

and show which goals and criteria's

are being met• Can sort and put

files in alphabetical order

Example of a Database

Filter/Query

Review:

• What is are some advantages of database?

• What are the 3 parts to a database?• What are some examples of a database?

How do you use them in your everyday life?

• What do businesses, such as a restaurant, use a database for?

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• http://www.jephens.com/2009/04/07/filtering-mailing-lists-using-access-and-outlook/