Download Data Warehouse DATA SOURCES DATA ACQUISITION DATA

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DATA SOURCES
• operational systems
• transactional systems
DATA ACQUISITION
• extraction
• transformation
• modeling
• loading
DATA WAREHOUSE
• central repository
• subject-based data marts
• metadata
• operational data store
Data
Warehouse
Source
Database
DATA DELIVERY
• user-facing applications
• report generation
• subject-based data cubes
• data mining
DATA CONSUMPTION
• business intelligence
• decision-support
• OLAP
• querying
• reporting
Application
Servers
Web Client
Interfaces
Decision Support
Servers
Desktop
Interfaces
Data
Mart
Source
Database
E
T
L
Metadata
Operational
Data Store
Other
Sources
(e.g. files,
spreadsheets)
Data Cube
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