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On-Line Analytical Processing

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Definition Edit

Online analytical processing (OLAP) is

[t]he process of analyzing multidimensional data using three operations: consolidation (the aggregation of available), drill-down (the ability for users to see the underlying details), and slice and dice (the ability for users to select subsets and view them from different perspectives).[1]

Overview Edit

Online analytical processing "enables users to analyze data across multiple dimensions, usually reserved to key business metrics such as products, departments, regions, and time segments."[2]

References Edit

  1. "Big Data A to Z: A Glossary of Big Data Terminology" (full-text).
  2. Survey of DHS Data Mining Activities, at 15 n.19.

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