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:
Nov. 15, 2022

Filed:

Mar. 19, 2021
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Felix Beier, Haigerloch, DE;

Dennis Butterstein, Stuttgart, DE;

Einar Lueck, Filderstadt, DE;

Sabine Perathoner-Tschaffler, Nufringen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/20 (2019.01); G06F 11/14 (2006.01); G06F 16/27 (2019.01); G06F 16/22 (2019.01); G06F 16/28 (2019.01);
U.S. Cl.
CPC ...
G06F 11/1451 (2013.01); G06F 11/1471 (2013.01); G06F 16/221 (2019.01); G06F 16/27 (2019.01); G06F 16/284 (2019.01);
Abstract

A computer-implemented method for a crash recovery for linked databases may be provided. The linked databases comprise a source database and a related target database, and selected portions of content of tables of the source database are synchronized with respective portions of the content of the tables of the target database. Thereby, selected queries against a database management system comprising the source database are transferred to a database management system comprising the target database for processing. And the method also comprises synchronizing the portions of the content of the selected tables in the target database with the portions of the content of the selected tables in the source database by reading entries of a recovery log file relating to the source database and applying the read entries to the target database.


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