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Monthly Archives: May 2012

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Design Tip #145 Timespan Accumulating Snapshot Fact Tables

  • Joy Mundy
  • May 1, 2012

In Design Tip #140, I discussed the challenges of designing dimensional schemas for processes of indeterminate length such as a sales pipeline or insurance claims processing. We concluded they are best represented as accumulating snapshot fact tables characterized by one row per pipeline occurrence where each row is updated multiple times over its lifetime. However, […]

Categories

  • Before Diving In
  • Project/Program Planning
  • Requirements Definition
  • Data Architecture
  • Dimensional Modeling Fundamentals
  • Dimensional Modeling Tasks
  • Fact Table Core Concepts
  • Dimension Table Core Concepts
  • Advanced Dimension Patterns & Case Studies
  • ETL and Data Quality
  • Technical Architecture
  • Business Intelligence Applications

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