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Database System Providing Methodology for Execution of Functions in XML Queries

  • US 20060100989A1
  • Filed: 10/21/2004
  • Published: 05/11/2006
  • Est. Priority Date: 10/21/2004
  • Status: Active Grant
First Claim
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1. A method 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 comprising:

  • 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 said nodes of the markup language document; and

    executing the function with said derived values and said nodes of the markup language document.

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