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. 19, 2016

Filed:

Jun. 19, 2012
Applicants:

Matthew A. Neerincx, Sammamish, WA (US);

Luiz F. Santos, Lynnwood, WA (US);

Oleg Ignat, Bellevue, WA (US);

David B. Lomet, Redmond, WA (US);

Quetzalcoatl Bradley, Monroe, WA (US);

Raghu Ram, Redmond, WA (US);

Chadwin J. Mumford, Woodinville, WA (US);

Peter Gvozdjak, Bellevue, WA (US);

Balendran Mugundan, Redmond, WA (US);

Inventors:

Matthew A. Neerincx, Sammamish, WA (US);

Luiz F. Santos, Lynnwood, WA (US);

Oleg Ignat, Bellevue, WA (US);

David B. Lomet, Redmond, WA (US);

Quetzalcoatl Bradley, Monroe, WA (US);

Raghu Ram, Redmond, WA (US);

Chadwin J. Mumford, Woodinville, WA (US);

Peter Gvozdjak, Bellevue, WA (US);

Balendran Mugundan, Redmond, WA (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); G06F 17/30 (2006.01); H04L 29/08 (2006.01); G06F 11/20 (2006.01); H04L 29/14 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30566 (2013.01); G06F 11/2023 (2013.01); H04L 67/142 (2013.01); H04L 67/146 (2013.01); H04L 67/148 (2013.01); G06F 11/2097 (2013.01); H04L 69/40 (2013.01);
Abstract

Systems and methods are described that establish and maintain a virtual session between a client and one or more database servers. A database server establishes a first session with a client wherein establishing the virtual session with the client comprises associating a virtual session identifier (ID) with the first session, generates state information in association with the first session, and stores the state information in a repository in association with the virtual session ID. After the first session fails, a same or different database server establishes a second session with the client wherein establishing the second session with the client comprises receiving the virtual session ID from the client, accesses the state information that was stored in the repository in association with the virtual session ID, and associates the state information with the second session.


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