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:
Aug. 14, 2001
Filed:
Sep. 21, 1998
Applicant:
Inventors:
Julie Ann Watts, Morgan Hill, CA (US);
Steven John Watts, Morgan Hill, CA (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/730 ;
U.S. Cl.
CPC ...
G06F 1/730 ;
Abstract
A technique for undoing a transaction that changes data in a database. In accordance with the present invention, the database contains at least one data unit. The database is stored in a data storage device connected to a computer. A lock, transaction identifier, transaction operation indicator, and data unit, are associated with the transaction. The invention undoes the transaction using the associated lock, transaction identifier, transaction operation indicator, and data unit.