Technology in Action. Technology in Action. Chapter 11 Behind the Scenes: Databases and Information Systems. Chapter Topics. Databases and their uses Database components Types of databases Database management systems Relational databases Data warehouses and data marts
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Behind the Scenes: Databases and Information Systems
Student Information Database
Company databases, etc.
Suppliers, vendors, etc.
Customers or Web site visitors
Extract data from source
Reformat the data
Store the data
Software programs/procedures created to extract the data and to reformat it for storage
Small slices of data
Data of a single department
Provides timely and accurate information for managers to make business decisions
Transactions that occur during a period of time
Consolidate detailed data
Show unusual conditions