Kai Lei Wu

US Patent:

20230063730, Mar 2, 2023

Filed:

Aug 31, 2021

Appl. No.:

17/462853

Inventors:

- Grand Cayman, KY
Yonghua Ding - Los Angeles CA, US
Ye Liu - Los Angeles CA, US
Fangshi Li - Los Angeles CA, US
Li Zhang - Los Angeles CA, US
Mingyi Zhang - Los Angeles CA, US
Kui Wei - Los Angeles CA, US
Wei Ding - Los Angeles CA, US
Kai Wu - Los Angeles CA, US
Jason Yang Sun - Los Angeles CA, US

International Classification:

G06F 16/23
G06F 16/28

Abstract:

The present disclosure describes storage techniques for hybrid transactional and analytical processing. Data captured by a first processing engine may be received. The first processing engine may be configured to perform online transactional processing). Multiple replicas of logical logs generated based on the data may be distributed to a Delta Store by applying a quorum protocol on the multiple replicas. Data in the Delta Store are stored in a row format and are visible to a query for online analytical processing performed by a second processing engine. Data may be flushed from the Delta Store to a Base Store based on one or more predetermined rules. Data in the Base Store are stored in a columnar format and may be accessible by the second processing engine.