Patents by Inventor Junnan Gao

Junnan Gao 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).

  • Database management method and system
    Patent number: 9460186
    Abstract: A database management method and system. The method includes dividing, by a database system, a data partition into a physical partition layer and a logical partition layer, wherein the logical partition segment and the physical partition segment are mapped to each other using a mapping relationship; receiving, by the database system, a data operation instruction of a user, and determining a logical partition segment to which a data record that is requested for operation by the data operation instruction belongs; determining, according to the data operation instruction and the mapping relationship, a physical partition segment that is corresponding to the determined logical partition segment and at the physical partition layer to perform an operation on the data record that is requested for operation by the data operation instruction.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: October 4, 2016
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Huijun Liu, Zhongqing Xu, Junnan Gao
  • Database Management Method and System
    Publication number: 20160092541
    Abstract: A database management method and system. The method includes dividing, by a database system, a data partition into a physical partition layer and a logical partition layer, wherein the logical partition segment and the physical partition segment are mapped to each other using a mapping relationship; receiving, by the database system, a data operation instruction of a user, and determining a logical partition segment to which a data record that is requested for operation by the data operation instruction belongs; determining, according to the data operation instruction and the mapping relationship, a physical partition segment that is corresponding to the determined logical partition segment and at the physical partition layer to perform an operation on the data record that is requested for operation by the data operation instruction.
    Type: Application
    Filed: December 2, 2015
    Publication date: March 31, 2016
    Inventors: Huijun Liu, Zhongqing Xu, Junnan Gao