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.

Date of Patent:
Jan. 13, 2015

Filed:

Nov. 16, 2011
Applicants:

Stefan Hildenbrand, Altdorf, CH;

Carsten Binnig, Neckarburken, DE;

Franz Faerber, Walldorf, DE;

Donald Kossmann, Zurich, CH;

Juchang Lee, Seoul, KR;

Norman May, Karlsruhe, DE;

Inventors:

Stefan Hildenbrand, Altdorf, CH;

Carsten Binnig, Neckarburken, DE;

Franz Faerber, Walldorf, DE;

Donald Kossmann, Zurich, CH;

Juchang Lee, Seoul, KR;

Norman May, Karlsruhe, DE;

Assignee:

SAP AG, Walldorf, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30351 (2013.01);
Abstract

A system and method of performing snapshot isolation in distributed databases. Each node stores local snapshot information that enforces snapshot isolation for that node. The method includes partially processing a distributed transaction by a first node, receiving a global commit identifier from a coordinator, and continuing to process the distributed transaction, by the first node and a second node, in accordance with the global commit identifier.


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