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:
Nov. 18, 2008
Filed:
Apr. 29, 2003
Dmitry M. Potapov, Redwood City, CA (US);
Cetin Ozbutun, San Carlos, CA (US);
Dmitry M. Potapov, Redwood City, CA (US);
Cetin Ozbutun, San Carlos, CA (US);
Oracle International Corporation, Redwood Shores, CA (US);
Abstract
A method and mechanism of improving performance of database query language statements using data duplication information are described. Information describing data duplication within a data block is maintained. In one embodiment, the data duplication information is used to reduce number of predicate evaluations on data in the data block when a database query language statement is received against the data in the data block. In another embodiment, the data duplication information is used to reduce amount of data accessed by a database query language statement.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile