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:
Apr. 02, 2019
Filed:
Sep. 28, 2015
International Business Machines Corporation, Armonk, NY (US);
Min Fang, Beijing, CN;
Di Jin, Beijing, CN;
Zhenyu Shi, Beijing, CN;
Nigel G. Slinger, Los Gatos, CA (US);
Bart J. L. Steegmans, Alken, BE;
Shu Wang, Beijing, CN;
Li Fei Zheng, Beijing, CN;
Wen Jie Zhu, Beijing, CN;
International Business Machines Corporation, Armonk, NY (US);
Abstract
Embodiments of the present invention provide computer-implemented methods, computer systems and computer program products. According to one embodiment of the present invention, an index of a database is obtained, where the index includes at least one node associated with index information of at least one old data entry that has been deleted from the database, and the node is marked as invalid. Then, a node included in the index is selected based on a key value in index information of a new data entry in response to the new data entry being inserted into the database. Next, the selected node is updated with the index information of the new data entry.