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:
Feb. 16, 2010
Filed:
Sep. 12, 2006
Michael Factor, Haifa, IL;
Shachar Fienblit, Ein Ayala, IL;
Guy Laden, Tel Aviv-Jaffa, IL;
Paula Ta-shma, Tel Aviv-Jaffa, IL;
Michael Factor, Haifa, IL;
Shachar Fienblit, Ein Ayala, IL;
Guy Laden, Tel Aviv-Jaffa, IL;
Paula Ta-Shma, Tel Aviv-Jaffa, IL;
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method and computer readable product for managing data, the method includes: providing a first data structure representative of insert or update operations to entries identified by keys and providing a second data structure representative of branch creation operations wherein the second data structure stores branch identifiers and branch timing information; receiving a request to lookup a version of data at a read timestamp; scanning the first and the second data structures to locate that version of data; and receiving a request to create a branch that starts by a version of data at a requested timestamp and updating the second data structure accordingly.