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System and method for continuously adaptive indexes

  • US 6,360,213 B1
  • Filed: 10/13/1998
  • Issued: 03/19/2002
  • Est. Priority Date: 10/14/1997
  • Status: Expired due to Term
First Claim
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1. A computer program product, stored on machine-readable medium, for maintaining a data set, comprising instructions operable to cause a programmable processor to:

  • provide a hybrid index on a domain, the hybrid index including entries, each of which includes a value associated with a key, the value portion of each entry specifying a record or records in a data set that has the key for the entry, wherein the hybrid index uses two or more representations for the value portions of the entries, and wherein the representation of a value associated with a key depends on the selectivity of the key.

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