Patents by Inventor Qianyu ZHUANG

Qianyu ZHUANG 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, device, node and system for managing file in distributed data warehouse
    Patent number: 9830327
    Abstract: A method, a device, a node and a system for managing file in distributed data warehouse are provided. The method includes: acquiring, by a data node, a deleting instruction carrying a data block identifier, wherein the deleting instruction is sent by a management node; suspending, by the data node, the deleting instruction; and deleting, by the data node, a data block corresponding to the data block identifier after a condition is met, thereby resolving the technical issue that an accidentally deleted file can not be recovered by setting a trash in the management node in some cases and ensuring the data security of the Hadoop system.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: November 28, 2017
    Assignee: Tencent Technology (Shenzhen) Company Limited
    Inventors: Qianyu Zhuang, Chunjian Bao, Yihua Mai, Yantang Zhai
  • METHOD, DEVICE, NODE AND SYSTEM FOR MANAGING FILE IN DISTRIBUTED DATA WAREHOUSE
    Publication number: 20160253362
    Abstract: A method, a device, a node and a system for managing file in distributed data warehouse are provided. The method includes: acquiring, by a data node, a deleting instruction carrying a data block identifier, wherein the deleting instruction is sent by a management node; suspending, by the data node, the deleting instruction; and deleting, by the data node, a data block corresponding to the data block identifier after a condition is met, thereby resolving the technical issue that an accidentally deleted file can not be recovered by setting a trash in the management node in some cases and ensuring the data security of the Hadoop system.
    Type: Application
    Filed: November 26, 2014
    Publication date: September 1, 2016
    Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Qianyu ZHUANG, Chunjian BAO, Yihua MAI, Yantang ZHAI