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:
Nov. 03, 2026
Filed:
Sep. 25, 2023
Cloud Intelligence Assets Holding (Singapore) Private Limited, Singapore, SG;
Lingjing You, Hangzhou, CN;
Mo Chen, Hangzhou, CN;
Gui Huang, Hangzhou, CN;
Feifei Li, Hangzhou, CN;
Jianghang Lou, Hangzhou, CN;
CLOUD INTELLIGENCE ASSETS HOLDING (SINGAPORE) PRIVATE LIMITED, Singapore, SG;
Abstract
A database system and a column changing method for a database are provided, where a column attribute of a first column is changed to a change target value. Second columns are added into a physical data table and a physical GSI table, and into respective structure definitions of a logical data table and a logical GSI table, and are hidden from a user. The second columns in the logical data and GSI tables are respectively associated with the second columns in the physical data and GSI tables, and a value of the attribute of the second column in the logical table is the change target value. Configuration is performed in the respective structure definitions, to replace a first column with the second column in user access logic of the database. The first columns are deleted from the physical data and GSI tables, and from the respective structure definitions.
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