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:
Mar. 05, 2002
Filed:
Aug. 19, 1998
Felipe Carino, Jr., Arcadia, CA (US);
NCR Corporation, Dayton, OH (US);
Abstract
A method, apparatus, and article of manufacture for executing a database query in a database management system. The method comprises the steps of generating a plurality of query plans for the database query, evaluating the plurality of query plans using a measured value for the resource metric, selecting a query plan from the evaluated query plans based on the measured resource metric, and executing the selected query plan. The apparatus comprises a query plan generator for generating a plurality of query plans, each query plan optimized with respect to at least one resource metric, and a query plan evaluator, communicatively coupled to a resource object and a database management system node, the evaluator selecting a query plan from the optimized query plan according to a measured resource metric obtained from the global resource object. The article of manufacture comprises a program storage device tangibly embodying one or more programs of instructions executable by the computer to perform the method steps of executing a database query in a database management system, the method steps comprising the method steps above.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile