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:
Sep. 13, 2011
Filed:
Mar. 11, 2008
Hiroshi Niina, Kanagawa, JP;
Hiroshi Niina, Kanagawa, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A master node includes a locality determining table that stores data structures of obtained items, types of conditions that the items should meet, and locality information; a plan generating unit that generates a search plan; a determining unit that obtains the locality information corresponding to the data structure of the item obtained as a sequence and the type of condition for the item and determines whether the item is stored in a distributed manner across different databases; an updating unit that removes a request of creating a logical sequence from the search plan and updates the search plan when the item is not stored in a distributed manner across the different databases; and an execution requestexecution requesting unit that notifies a slave node of a search plan execution request. The slave node includes an execution request receiving unit and an executing unit that executes the search plan.