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Learning about Learning about DatabasesDatabases
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What is a Database?
A Database is an organized collection of related
information
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Unorganized Information is meaningless and difficult to use...
Demon Deacons
NC StateUNC-CH
MarylandFlorida StateTiger
s
Wolfpack
Clemson
Georgia TechYellojacket
s
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While Organized Data is easy to understand. Team NameTeam Name ClemsonClemson DukeDuke Florida StateFlorida State Georgia TechGeorgia Tech MarylandMaryland UNCUNC VirginiaVirginia Wake ForestWake Forest
MascotMascot TigersTigers
Blue DevilsBlue Devils SeminolesSeminoles
Yellow JacketsYellow Jackets TerrapinsTerrapins TarheelsTarheels
CavaliersCavaliers Demon DeaconsDemon Deacons
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Print Databases that we are familiar with include:
Address BooksAddress Books
Telephone Directories
Encyclopedias & Dictionaries
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Computerized Databases you may be familiar with include:
CD-ROM Encyclopedias
Automated Card Catalog
NCWISE (North Carolina Window of Student Exchange
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Who uses Computerized Databases in the real world?
Hospitals track patient information
Stores use them to keep track of inventory
Travel Agents can keep up with their customers and reservations
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Advantages of Computerized DatabasesCan find a specific file quicklyCan find a specific file quicklyCan alphabetize and sort data faster Can alphabetize and sort data faster
than most peoplethan most peopleIs as accurate as the data that is enteredIs as accurate as the data that is enteredCan make many different types of Can make many different types of
reportsreports
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Parts of a database
1. Fields-categories of information
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Parts of a database
2. Entry-data in a field
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Parts of a database3. Record-all of the information about one item. (such as tablets)
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Parts of a database4. File-document or all of the records
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DATABASE-Steps to Sort
1.1. Choose the field that needs to be Choose the field that needs to be sortedsorted
2.2. Choose either the Ascend button Choose either the Ascend button or the Descend button.or the Descend button.
3.3. Look for the answer to the Look for the answer to the questionquestion
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Jeff Kautz-Instructional Technology Specialist-
1. Choose the field that needs to be sorted
2. Choose either the Ascend button or the Descend button.
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Ascending Descending
A-ZA-Z 0-90-9 lowestlowest shortestshortest leastleast fewestfewest smallestsmallest youngestyoungest slowestslowest
Z-AZ-A 9-09-0 highesthighest tallesttallest mostmost greatestgreatest largestlargest oldestoldest fastestfastest
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DATABASE-Steps to Search1.1. Choose the Filter by Form button on the Choose the Filter by Form button on the
tool bartool bar2.2. Type in the first criteria you want to Type in the first criteria you want to
search by. Use operators when needed.search by. Use operators when needed.3.3. To create an “and” search type in your To create an “and” search type in your
second criteria in the next field.second criteria in the next field.4.4. To create an “or” search click on the To create an “or” search click on the
“or” tab at the bottom of the screen, “or” tab at the bottom of the screen, and enter in the search criteria.and enter in the search criteria.
5.5. Click on the filter button to apply filterClick on the filter button to apply filter
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Operators
= is equal to= is equal to >= greater than or equal to>= greater than or equal to > greater than> greater than <= less than or equal to<= less than or equal to < less than< less than * contains that part of the word* contains that part of the word
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Jeff Kautz-Instructional Technology Specialist-
Choose the Filter by Choose the Filter by Form button on the tool Form button on the tool barbar
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Filter using “and”
Use * at the end of the text to search for all words that contain what you have typed in
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Search using “or” tab at the bottom of screen.