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Data Warehouse Usage

  • Three kinds of data warehouse applications
    • Information processing
      • supports querying, basic statistical analysis, and reporting using crosstabs, tables, charts and graphs
    • Analytical processing
      • multidimensional analysis of data warehouse data
      • supports basic OLAP operations, slice-dice, drilling, pivoting
    • Data mining
      • knowledge discovery from hidden patterns
      • supports associations, constructing analytical models, performing classification and prediction, and presenting the mining results using visualization tools

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