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System and method for maintaining data for performing “what if” analysis

  • US 6,766,325 B1
  • Filed: 12/02/1999
  • Issued: 07/20/2004
  • Est. Priority Date: 12/02/1999
  • Status: Expired due to Term
First Claim
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1. A computerized method for maintaining data used in what-if analysis on a set of data in a database, the method comprising:

  • initializing a delta cache;

    determining a delta value for an element within the set of data, the delta value representing the difference between a first value of the element and a revised value of the element; and

    updating the delta cache with the delta value.

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