Patents by Inventor German Shegalov

German Shegalov has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and system for automatic maintenance of standby databases for non-logged workloads
    Patent number: 11010267
    Abstract: A computer program product, system, and computer implemented method for automatic maintenance of standby databases for non-logged workloads, the process comprising: maintaining a redo stream of redo records sent from a primary database to a standby database, identifying a change made at the primary database for which a redo record was not created, inserting a placeholder redo record into the redo stream corresponding to the change identified at the primary database for which the redo record was not created, sending, to the standby database, a copy of one or more data blocks corresponding to the change that is associated with the placeholder redo record, receiving the placeholder redo record from the redo stream, identifying the copy of the one or more data blocks sent from the primary database corresponding to the placeholder redo record, and applying the copy of one or more data blocks to update the standby database.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: May 18, 2021
    Assignee: Oracle International Corporation
    Inventors: Ian Stuart Neall, Yunrui Li, Steven J. Mcgee, Yi Ding, German Shegalov, Shanshan Song
  • METHOD AND SYSTEM FOR AUTOMATIC MAINTENANCE OF STANDBY DATABASES FOR NON-LOGGED WORKLOADS
    Publication number: 20190095297
    Abstract: A computer program product, system, and computer implemented method for automatic maintenance of standby databases for non-logged workloads, the process comprising: maintaining a redo stream of redo records sent from a primary database to a standby database, identifying a change made at the primary database for which a redo record was not created, inserting a placeholder redo record into the redo stream corresponding to the change identified at the primary database for which the redo record was not created, sending, to the standby database, a copy of one or more data blocks corresponding to the change that is associated with the placeholder redo record, receiving the placeholder redo record from the redo stream, identifying the copy of the one or more data blocks sent from the primary database corresponding to the placeholder redo record, and applying the copy of one or more data blocks to update the standby database.
    Type: Application
    Filed: November 30, 2017
    Publication date: March 28, 2019
    Applicant: ORACLE INTERNATIONAL CORPORATION
    Inventors: Ian Stuart Neall, Yunrui Li, Steven J. Mcgee, Yi Ding, German Shegalov, Shanshan Song