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.

Date of Patent:
Nov. 30, 2021

Filed:

Oct. 30, 2020
Applicant:

Beijing Oceanbase Technology Co., Ltd., Beijing, CN;

Inventor:

Mengmeng Chen, Hangzhou, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 16/2453 (2019.01); G06F 16/2455 (2019.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
G06F 16/24544 (2019.01); G06F 16/2456 (2019.01); G06F 16/24537 (2019.01); H04L 67/10 (2013.01);
Abstract

Disclosed herein are methods, systems, and apparatus, including computer programs encoded on computer storage media, for distributed data processing. One of the methods includes: generating a first Bloom filter based on data of a local device, and sending the first Bloom filter to a remote device; receiving a second Bloom filter from the remote device, wherein the second Bloom filter is generated by the remote device based on data of the remote device; filtering data of the local device by using the first Bloom filter and the second Bloom filter to produce successfully filtered data and unsuccessfully filtered data; and performing a join operation on unsuccessfully filtered data.


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