Patents by Inventor Raghunandan Subramanya

Raghunandan Subramanya 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).

  • Data storage and data retrieval methods and devices
    Patent number: 11853298
    Abstract: A method includes receiving data in a first format to be written into a data storage, where the first format is a multiversion concurrency control (MVCC) row format. The data is stored in the first format in the data storage and is transitioned from the first format to a second format based on a first transition parameter, where the second format is an MVCC columnar format. Data is stored in the second format in the data storage and is transitioned from the second format to a third format based on a second transition parameter, where the third format is a columnar format. The data storage stores non-overlapping data in the first format, the second format, and the third format.
    Type: Grant
    Filed: April 5, 2022
    Date of Patent: December 26, 2023
    Assignee: HUAWEI CLOUD COMPUTING TECHNOLOGIES CO., LTD.
    Inventors: Ravindra Pesala, Raghunandan Subramanya, Venkata Ramana Gollamudi
  • Data Storage and Data Retrieval Methods and Devices
    Publication number: 20220229837
    Abstract: A method includes receiving data in a first format to be written into a data storage, where the first format is a multiversion concurrency control (MVCC) row format. The data is stored in the first format in the data storage and is transitioned from the first format to a second format based on a first transition parameter, where the second format is an MVCC columnar format. Data is stored in the second format in the data storage and is transitioned from the second format to a third format based on a second transition parameter, where the third format is a columnar format. The data storage stores non-overlapping data in the first format, the second format, and the third format.
    Type: Application
    Filed: April 5, 2022
    Publication date: July 21, 2022
    Inventors: Ravindra Pesala, Raghunandan Subramanya, Venkata Ramana Gollamudi