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:
Mar. 22, 2022
Filed:
Dec. 26, 2019
Alibaba Group Holding Limited, Grand Cayman, KY;
Congnan Luo, San Mateo, CA (US);
Cheng Zhu, San Mateo, CA (US);
Xiaowei Zhu, San Mateo, CA (US);
Fang Zheng, San Mateo, CA (US);
Huaizhi Li, San Mateo, CA (US);
Ruiping Li, San Mateo, CA (US);
Alibaba Group Holding Limited, Grand Cayman, KY;
Abstract
Embodiments of the present disclosure provide methods and devices for inserting data in a database. The method can include caching one or more rows of data in a delta table in response to a request to insert the one or more rows in a destination table, wherein the destination table is one of a group of destination tables of a first database, and wherein the delta table contains requested changes of rows of the destination table, the changes being caused by a data operation; determining a priority of the destination table based on runtime information of the destination table relative to the group of destination tables; and scheduling the merging of the inserted rows from the delta table to the destination table based on the determined priority of the destination table. The destination table is in a format of a file storing one or more blocks, each block having a set of sequence of elements clustered from each column of the destination table.