Patents by Inventor Venkatesh Nandakumar

Venkatesh Nandakumar 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).

  • ONLINE RESTORE FOR DATABASE ENGINES
    Publication number: 20220114064
    Abstract: Online restore operations for a database engine can be performed. A request to restore a database to a previous state can be received. Previously stored content of the database, such as snapshot stored prior to the previous state, can be identified along with log records describing changes to be made to the content prior to the previous state. State information in a query engine can be updated based on the previously stored content and log records so that queries can be processed based on the state information at the database restore to the previous state.
    Type: Application
    Filed: December 22, 2021
    Publication date: April 14, 2022
    Applicant: Amazon Technologies, Inc.
    Inventors: Anurag Windlass Gupta, Murali Brahmadesam, Changan Han, Alexandre Olegovich Verbitski, Xiaofeng Bao, Alisdair William Owens, Xiang Peng, Benjamin S. Ellis, Raman Mittal, Konstantin Dubinets, Tiffany Jianto, Venkatesh Nandakumar, Seungmin Wei
  • Online restore to a selectable prior state for database engines
    Patent number: 11210184
    Abstract: Online restore operations for a database engine can be performed. A request to restore a database to a previous state can be received. Previously stored content of the database, such as snapshot stored prior to the previous state, can be identified along with log records describing changes to be made to the content prior to the previous state. State information in a query engine can be updated based on the previously stored content and log records so that queries can be processed based on the state information at the database restore to the previous state.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: December 28, 2021
    Assignee: Amazon Technologies, Inc.
    Inventors: Anurag Windlass Gupta, Murali Brahmadesam, Changan Han, Alexandre Olegovich Verbitski, Xiaofeng Bao, Alisdair William Owens, Xiang Peng, Benjamin S. Ellis, Raman Mittal, Konstantin Dubinets, Tiffany Jianto, Venkatesh Nandakumar, Seungmin Wei
  • Shared pages for database copies
    Patent number: 10909143
    Abstract: Data pages of a database may be shared to create a copy of the database. A request to create a copy of the database may be received. Pointers to the data pages in the data store may be generated and stored as part of the copy of the database. When a request to read a data page in the copy of the database is received, the pointer to the data page may be accessed and the data page read from the database. When a request to modify a data page in the copy of the database is received, a modified version of the data page may be stored as part of the copy of the database and the pointer updated to point to the modified version of the data page.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: February 2, 2021
    Assignee: Amazon Technologies, Inc.
    Inventors: Murali Brahmadesam, Raman Mittal, Li-Che Hsiao, Konstantin Dubinets, Seungmin Wei, Xiaofeng Bao, Changan Han, Saleem Mohideen, Venkatesh Nandakumar, Xiang Peng