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Chapter 5:Data and knowledge management (big data (characteristics (volume…
Chapter 5:Data and knowledge management
Managing data
The difficulities in managing data
Data increases exponentially with time
Multiple sources of data
Internal Sources
Personal sources
External sources
government regulation
Data governace
An approach to managing information across an entire organization
big data
define
Gartner research
Big Data Institute
characteristics
volume
velocity
variety
managing big data
leveraging ig data
The database approach
designing the database
The data hierarchy
Data warehouses and Data Marts
Describing data warehouses and data marts
A generic data warehouse environment
Source system
storing the data
data integration
metadata
data quality
data governance
users
Data management systems
The relational database model
Databases in action
Knowledge Management