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. 28, 2019
Filed:
Nov. 12, 2015
Applicant:
Nec Corporation, Tokyo, JP;
Inventor:
Tomoo Ebiyama, Tokyo, JP;
Assignee:
NEC CORPORATION, Minato-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); G06F 16/23 (2019.01);
U.S. Cl.
CPC ...
G06F 16/2343 (2019.01); G06F 16/2365 (2019.01);
Abstract
The transaction processing apparatus () includes: a transaction analyzer () that determines whether or not a transaction is a transaction that acquires a lock to operate and specifies, on a data storage device (), data that is to be accessed by the transaction; a lock manager () that causes, if the transaction acquires a lock to operate, this transaction to acquire the lock; and a transaction executor () that executes this transaction on the condition that another transaction other than this transaction has not acquired the lock, and updates, based on the execution result, the data that is to be accessed.