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Monthly Archives: April 2003

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The Soul of the Data Warehouse, Part 2: Drilling Across

  • Ralph Kimball
  • April 5, 2003

The three fundamental themes that make up the soul of every data warehouse are drilling down, drilling across, and handling time. In Part One of “The Soul of the Data Warehouse,” I showed that drilling down was nothing more than adding a row header, any row header, to an existing query. Although we often grouse about […]

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