From data warehousing to data mining?
Data Warehouse Usage
1) Three kinds of data warehouse applications
i) Information processing
a) supports querying, basic statistical analysis, and reporting using crosstabs, tables, charts and graphs
ii) Analytical processing
a) multidimensional analysis of data warehouse data
b) supports basic OLAP operations, slice-dice, drilling, pivoting
iii) Data mining
a) knowledge discovery from hidden patterns
b) supports associations, constructing analytical models, performing classification and prediction, and presenting the mining results using visualization tools.
Friday, July 4, 2008
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