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:
May. 24, 2016
Filed:
Jan. 31, 2011
Michiko Tanaka, Yokohama, JP;
Kazutomo Ushijima, Ebina, JP;
Akira Shimizu, Tokyo, JP;
Seisuke Tokuda, Ebina, JP;
Nobuo Kawamura, Atsugi, JP;
Michiko Tanaka, Yokohama, JP;
Kazutomo Ushijima, Ebina, JP;
Akira Shimizu, Tokyo, JP;
Seisuke Tokuda, Ebina, JP;
Nobuo Kawamura, Atsugi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
It is provided a database processing method including: a first step of receiving a query request instructing to output the requested data as query results in a designated order; a second step of generating a query execution plan including an order of accessing tables for storing the data based on the received query request; a third step of acquiring the data requested based on the query request from the database based on the generated query execution plan; a fourth step of generating intermediate results including the acquired data; a fifth step of sorting the generated intermediate results in the designated order; a sixth step of judging, for each of the intermediate results, whether an order of the sorted intermediate results has been determined; and a seventh step of outputting the intermediate results whose order has been determined as the query results in order from a head thereof.