Patents by Inventor Fanbin Meng

Fanbin Meng 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 redistribution method and apparatus, and database cluster
    Patent number: 11726984
    Abstract: A data redistribution method, apparatus and a database cluster includes at least one first node, and an original table is stored on the at least one first node. A data redistribution process for redistributing the original table to the at least one first node and a second node is started, and the data redistribution process includes: starting a first transaction for creating a temporary table on the at least one first node and the second node, and associating an import operation for the original table with an import operation for the temporary table; starting a second transaction for selecting an old tuple from the original table based on a transaction identifier of the first transaction, and redistribute the selected old tuple to the temporary table. After the second transaction ends, metadata of the original table and metadata of the temporary table are exchanged.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: August 15, 2023
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xuefu Zhang, Fanbin Meng, Hao Xiang
  • Data Redistribution Method and Apparatus, and Database Cluster
    Publication number: 20190340171
    Abstract: A data redistribution method, apparatus and a database cluster includes at least one first node, and an original table is stored on the at least one first node. A data redistribution process for redistributing the original table to the at least one first node and a second node is started, and the data redistribution process includes: starting a first transaction for creating a temporary table on the at least one first node and the second node, and associating an import operation for the original table with an import operation for the temporary table; starting a second transaction for selecting an old tuple from the original table based on a transaction identifier of the first transaction, and redistribute the selected old tuple to the temporary table. After the second transaction ends, metadata of the original table and metadata of the temporary table are exchanged.
    Type: Application
    Filed: July 18, 2019
    Publication date: November 7, 2019
    Inventors: Xuefu Zhang, Fanbin Meng, Hao Xiang