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:
Dec. 25, 2018
Filed:
Nov. 28, 2016
Sap SE, Walldorf, DE;
Yong Sik Kwon, Seoul, KR;
Hyeong Seog Kim, Seoul, KR;
Kyu Hwan Kim, Seoul, KR;
Seyeong Bae, Seoul, KR;
Joo Yeon Lee, Seoul, KR;
Beomsoo Kim, Seoul, KR;
Juchang Lee, Seoul, KR;
Marcel Birn, Karlsruhe, DE;
SAP SE, Walldorf, DE;
Abstract
A computer implemented method is provided. The method comprises initializing a first database image of a first database system based on a recovery image comprising committed transactions, visible uncommitted transactions, and undo logs associated with the visible uncommitted transactions, undoing the visible uncommitted transactions using the undo logs, generating redo logs from the undo logs, replaying the redo logs to create invisible uncommitted transactions, and after replaying the redo logs, replaying transaction logs received from a second database system. Related apparatus, systems, techniques and articles are also described.