What is a Distributed Database System? What is not a DDBS ...
What is a Database?
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Transcript of What is a Database?
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?
Sources• http://office.microsoft.com/en-us/ctndirectdownload.aspx?
AssetID=TC103460616&Application=PP,&Version=15&qu=design%20slides&Result=2#• http://office.microsoft.com/en-us/ctndirectdownload.aspx?
AssetID=TC010241382&Application=PP,&Version=12&qu=design%20slides&Result=2#• http://office.microsoft.com/en-us/ctndirectdownload.aspx?
AssetID=TC010336783&Application=PP,&Version=12&qu=design%20slides&Result=2#• http://office.microsoft.com/en-us/file.aspx?AssetId=TS010336811&lc=en%2DUS&ax=1&CTT=204
• http://office.microsoft.com/en-us/ctndirectdownload.aspx?AssetID=TC010228270&Application=PP,&Version=12&qu=presentations&Result=2#
• http://office.microsoft.com/en-us/ctndirectdownload.aspx?AssetID=TC010336794&Application=PP,&Version=12&qu=design%20slides&Result=2#
• http://office.microsoft.com/en-us/ctndirectdownload.aspx?AssetID=TC010336784&Application=PP,&Version=12&qu=design%20slides&Result=2#
• http://office.microsoft.com/en-us/images/results.aspx?qu=Academic#ai:MP900425487|• http://office.microsoft.com/en-us/images/results.aspx?qu=Academic#ai:MP900175572|
• http://www.1staccesshelp.com/Northwind.html
• http://www.jephens.com/2009/04/07/filtering-mailing-lists-using-access-and-outlook/