Much discussion has been made of slowly changing dimensions in the data warehouse environment. In truth, the discussion has been generated by the advocates of multidimensional technology as they address the issues of star schemas, fact tables and multidimensional tables. However, the notion that data can change over time is valid one, and it is as applicable to the corporate information factory as it is to other data warehouse environments.

How then does the corporate information factory handle slowly changing dimensions or the more general case of changing data over time?

Register or login for access to this item and much more

All Information Management content is archived after seven days.

Community members receive:
  • All recent and archived articles
  • Conference offers and updates
  • A full menu of enewsletter options
  • Web seminars, white papers, ebooks

Don't have an account? Register for Free Unlimited Access