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:
Jan. 08, 2013
Filed:
Mar. 25, 2010
Boris V. Protopopov, Acton, MA (US);
Arkady Kanevsky, Swampscott, MA (US);
Jurgen Leschner, Lexington, MA (US);
Rossen Dimitrov, Nashua, NH (US);
Boris V. Protopopov, Acton, MA (US);
Arkady Kanevsky, Swampscott, MA (US);
Jurgen Leschner, Lexington, MA (US);
Rossen Dimitrov, Nashua, NH (US);
EMC Corporation, Hopkinton, MA (US);
Abstract
Providing a snapshot copy of data includes selectively collecting a plurality of data objects based on evaluation of a predicate associated with each of the data objects and performing a snapshot operation in connection with modifying at least one of the plurality of data objects. The snapshot operation may be performed prior to modifying the at least one of the plurality of data objects. The snapshot operation may be a copy on write operation. Providing a snapshot copy of data may also include providing a data structure that maintains a plurality of snapshot instances. The data structure may be a table. Each of the snapshot instances may include at least one of: an object set description, a timestamp indicating when the snapshot was initiated, a snapshot name and a handling policy.