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:
Aug. 16, 2022

Filed:

Jul. 21, 2020
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Xue Bo, Chang Ping District, CN;

Xiaobo Wang, Haidian District, CN;

Shuo Li, Beijing, CN;

Sheng Yan Sun, Beijing, CN;

He Fang Zhang, Beijing, CN;

Yue Li, Chang Ping District, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/22 (2019.01); G06F 16/17 (2019.01); G06F 9/50 (2006.01); G06F 9/54 (2006.01);
U.S. Cl.
CPC ...
G06F 16/2282 (2019.01); G06F 9/5016 (2013.01); G06F 9/544 (2013.01); G06F 16/1727 (2019.01); G06F 16/1734 (2019.01); G06F 16/2228 (2019.01); G06F 2209/5011 (2013.01);
Abstract

A computer-implemented method for managing an index table associated with a data table includes obtaining an index entry associated with a key in the data table. The computer-implemented method further includes determining whether an index page associated with the index entry is in a buffer pool, wherein the buffer pool includes a plurality of index pages loaded from the index table and at least one temp index. The computer-implemented method further includes adding, in response to determining that the index page associated with the index entry is not in the buffer pool, the index entry into the at least one temp index. The computer-implemented method further includes consolidating the at least one temp index into the index table.


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