372 CHAPTER 11

372 CHAPTER 11 - CHAPTER 11 DATABASE MANAGAMENT I. Database...

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CHAPTER 11 DATABASE MANAGAMENT I. Database Management Systems A. -Data processing - computers manipulate data -that data is stored in databases -Database - collection of related data or facts -database management system (DBMS)- software tool that allows pple to store access and process data into useful information -can maintain addresses, manage budges and store data TERMS TO KNOW: - Fields : each piece of data is called its own field (ex. Each individual address) - records : one full set of fields (ex. All addresses) - tables : a complete collection of records - forms: documents that are filled in to create records - reports: documents that display a select portion of a database’s info -the only limit to a table’s size is the storage capacity -fields have a finite limit of facts B. –Flat File and Relationship Database Structures -these applications store each table in its own file -they can be difficult to maintain and have limited power -DBMS- provides tools that enable users to construct a special request (query) -4 General Categories of data management 1. entering data into database 2. housekeeping tasks such as updating data 3.sorting the data 4. obtaining subsets of the data Database Interface tools allow you to: 1. create tables
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372 CHAPTER 11 - CHAPTER 11 DATABASE MANAGAMENT I. Database...

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