The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 12, 2021
Filed:
Aug. 27, 2019
Applicant:
Alibaba Group Holding Limited, Grand Cayman, KY;
Inventors:
Yingqiang Zhang, Hangzhou, CN;
Dengcheng He, Hangzhou, CN;
Assignee:
ALIBABA GROUP HOLDING LIMITED, Grand Cayman, KY;
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01); H04L 29/08 (2006.01); G06F 16/178 (2019.01); G06F 16/182 (2019.01);
U.S. Cl.
CPC ...
H04L 67/1051 (2013.01); G06F 16/178 (2019.01); G06F 16/1844 (2019.01); H04L 67/1095 (2013.01);
Abstract
Embodiments of present disclosure provides a method and an apparatus for data writing. An exemplary method includes: obtaining first to-be-written data; determining a first group identifier corresponding to the first to-be-written data; determining a master node corresponding to the first group identifier; and writing the first to-be-written data if the master node is the current node.