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. 05, 2002
Filed:
Nov. 25, 1998
Richard L. Dempsey, Los Gatos, CA (US);
Denice A. DeSimone, San Jose, CA (US);
Anne C. Fockler, San Jose, CA (US);
Tri Q. Ha, San Jose, CA (US);
Mimi P. Vo, San Jose, CA (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method, apparatus, article of manufacture, and a memory structure for transforming a query to reduce the need for merging the results from a number of result lists. The method comprises the steps of forming at least one subquery from the query, executing the formed subquery to generate a result list comprising a plurality of first result elements, and replacing the executed subquery with a logical combination of the first result elements to form a transformed query. The apparatus comprises a means for forming at least one subquery from the query, a means for executing the formed subquery to generate a plurality of first result elements, and a means for replacing the executed subquery with a logical combination of the first result elements to form a transformed query. In one embodiment, the invention comprises a program storage device, tangibly embodying a sequence of instructions for performing the method steps described above.