Patents by Inventor Usama Dar

Usama Dar 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, apparatus and data structure for copying values of a table of a database
    Patent number: 10621202
    Abstract: A method for copying values of a table of a database between a primary memory and a secondary memory comprises selecting one or more segments, wherein the table is organized in a plurality of stripes and a plurality of vertical partitions, wherein a stripe comprises at least two rows of the table, wherein a vertical partition comprises one or more columns of the table, wherein each of the plurality of segments comprises values at a cross-section of a stripe and a vertical partition, and wherein each of the plurality of segments stores adjacent column values in adjacent locations of the primary or the secondary memory, and copying the one or more selected segments between the primary memory and the secondary memory.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: April 14, 2020
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Eliezer Levy, Zhibiao Chen, Usama Dar, Aharon Avitzur, Shay Goikhman, Antoni Wolski
  • Method, Apparatus and Data Structure for Copying Values of a Table of a Database
    Publication number: 20170322997
    Abstract: A method for copying values of a table of a database between a primary memory and a secondary memory comprises selecting one or more segments, wherein the table is organized in a plurality of stripes and a plurality of vertical partitions, wherein a stripe comprises at least two rows of the table, wherein a vertical partition comprises one or more columns of the table, wherein each of the plurality of segments comprises values at a cross-section of a stripe and a vertical partition, and wherein each of the plurality of segments stores adjacent column values in adjacent locations of the primary or the secondary memory, and copying the one or more selected segments between the primary memory and the secondary memory.
    Type: Application
    Filed: July 21, 2017
    Publication date: November 9, 2017
    Inventors: Eliezer Levy, Zhibiao Chen, Usama Dar, Aharon Avitzur, Shay Goikhman, Antoni Wolski