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. 28, 2006
Filed:
Apr. 01, 2002
Shuichi Kamimura, Tokyo, JP;
Mutsumi Fujihara, Tokyo, JP;
Shuichi Kamimura, Tokyo, JP;
Mutsumi Fujihara, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A database-management system easy for system integration and flexible to functional modifications, etc., is provided. A database stored in each main-memory area of a plurality of computers connected via network is managed as follows: a first computer storing original data of at least a piece of data of the database is designated as a base host. At least one second computer storing replica data of the original data is designated as a replica host. A retrieving procedure is performed to receive data to be stored in a third computer from the base host storing the original data or the replica host storing the replica data in startup of the third computer, and store the received data in the main-memory of the third computer.