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:
Jan. 14, 2020
Filed:
Jan. 20, 2017
Huawei Technologies Co., Ltd., Shenzhen, Guangdong, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
The present invention provides a database access method, where the method includes the following steps: receiving an access request input by a client, where the access request includes at least one command statement; performing rule matching between the command statement included in the access request and a rule in a preset rule set, and performing transformation processing on a statement that is included in the access request and that matches the rule, so as to generate a sinking statement that satisfies an execution requirement of a data source, where the sinking statement is a statement that is delivered to a database and executed by the data source; and transmitting the sinking statement to the database to which the sinking statement points. The present invention further provides a database access apparatus and a database system to which the foregoing method is applied.