The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 08, 2011
Filed:
Apr. 10, 2006
Asha Tarachandani, Newark, CA (US);
Sivasankaran Chandrasekar, Palo Alto, CA (US);
Nipun Agarwal, Santa Clara, CA (US);
Eric Sedlar, San Francisco, CA (US);
Ravi Murthy, Fremont, CA (US);
Anh-tuan Tran, Vacaville, CA (US);
Asha Tarachandani, Newark, CA (US);
Sivasankaran Chandrasekar, Palo Alto, CA (US);
Nipun Agarwal, Santa Clara, CA (US);
Eric Sedlar, San Francisco, CA (US);
Ravi Murthy, Fremont, CA (US);
Anh-Tuan Tran, Vacaville, CA (US);
Oracle International Corporation, Redwood Shores, CA (US);
Abstract
Techniques are provided for indexing XML documents using path subsetting. According to one embodiment, a PATH table created for storing one row for each indexed node of the XML documents using user-defined criteria. The user-defined criteria are used to determine which nodes of XML documents to included in The PATH TABLE. The PATH table row for a node includes (1) information for locating the XML document that contains the node, (2) information that identifies the path of the node, and (3) information that identifies the position of the node within the hierarchical structure of the XML document that contains the node. Use of the user defined criteria is transparent to any query improves DML indexes overhead costs.