Patents by Inventor Longzhong WANG

Longzhong WANG 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, medium, and system for joining data tables
    Patent number: 11650990
    Abstract: Data tables that are located in a distributed data warehouse are joined with a target join-calculating algorithm that has been selected from a number of table joining algorithms which have been compared to each other based on the execution costs of each of the number of table joining algorithms.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: May 16, 2023
    Assignee: Alibaba Group Holding Limited
    Inventors: Dong Xu, Weiguang Sun, Jiehong Lian, Longzhong Wang
  • METHOD, MEDIUM, AND SYSTEM FOR JOINING DATA TABLES
    Publication number: 20190171639
    Abstract: Data tables that are located in a distributed data warehouse are joined with a target join-calculating algorithm that has been selected from a number of table joining algorithms which have been compared to each other based on the execution costs of each of the number of table joining algorithms.
    Type: Application
    Filed: February 27, 2017
    Publication date: June 6, 2019
    Inventors: Dong XU, Weiguang SUN, Jiehong LIAN, Longzhong WANG