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Techniques for estimating progress of database queries

  • US 20060282404A1
  • Filed: 06/10/2005
  • Published: 12/14/2006
  • Est. Priority Date: 06/10/2005
  • Status: Active Grant
First Claim
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1. One or more computer readable media comprising computer executable instructions that, when executed, direct a computing device to:

  • associate at least a respective lower-bound parameter with each node in an operator tree representing a database query; and

    estimate progress of the database query at a given point in the database query based at least in part upon the lower-bound parameters.

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