Patent · US Active

Database system providing methodology for execution of functions in XML queries

US8290977B2 · kind B2 · utility

19Cited by
17References
90Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 21, 2004
Grant dateOct 16, 2012
Priority date
Expiry dateMar 16, 2028

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F16/835
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A database system providing methodology for execution of functions in queries requesting data from markup language documents is described. In one embodiment, for example, a method is described for executing a function in a query requesting data from a markup language document stored in a database, the markup language document organized hierarchically into nodes, the method comprises steps of: receiving the query requesting data from the markup language document, the query including a function to be executed during execution of the query; determining nodes of the markup language document satisfying the query; deriving values of the nodes of the markup language document; and executing the function with the derived values and the nodes of the markup language document.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.