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Introduction to Databases
What is a database? It is an organized collection of related information.
Some examples of databases ,[object Object],[object Object],[object Object],[object Object],123ABC
Terms to know for databases ,[object Object],[object Object],[object Object]
File or Table The complete collection of information stored
Record The specific information for one specific entry in the file.
Field The specific information for one specific entry in the record. Name: Address: Phone: Fields
Two types of databases ,[object Object],[object Object]
Examples of flat databases ,[object Object],[object Object]
Examples of Relational Databases ,[object Object],[object Object]
How data is kept sorted When designing a database, a  KEY Field is selected to sort the data.
What a key field does ,[object Object],[object Object],[object Object],[object Object]
Some examples of criminal justice databases ,[object Object],[object Object],[object Object]
Designing a database ,[object Object],[object Object],[object Object],[object Object]
Field Contact Database Structure ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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F Database

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  1. Filename: Databases.ppt This presentation provides an introduction to databases.