Patent
System and method for realizing distributed database
Xianbing Yu,Wenquan Wen +1 more
- 17 Aug 2011
51
TL;DR: In this article, a distributed database system consisting of a plurality of nodes forming a database cluster and an agent server is proposed, wherein each node forming the database cluster comprises two database instances, namely a master database and a backup database; the backup database on each node backs up data stored in the master database on another node in a non-repeated mode in accordance with a preset correspondence.
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Abstract: The invention relates to the technical field of databases and discloses a system and method for realizing a distributed database The system comprises a plurality of nodes forming a database cluster and an agent server, wherein each node forming the database cluster comprises two database instances, namely a master database and a backup database; the backup database on each node backs up data stored in the master database on another node in a non-repeated mode in accordance with a preset correspondence; the agent server comprises an operating processing unit which is used for receiving a read operating request from a user; a read operating node is selected from the plurality of nodes in accordance with the read operating request; and data requested by the user are read in the backup database of the read operating node, and the data are sent to the user By using the system and method, the reliability of the data can be ensured at the same time of meeting the requirement of storing the mass data
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Citations
Patent
Local relation type database node scheduling method and device based on cloud computing platform
Yang Shuai,Wang Leijian,Liu Tao,Kong Lingjun +3 more
- 26 Mar 2014
TL;DR: In this article, a local relation type database node scheduling method based on a cloud computing platform is proposed for solving the problems that in the prior art, when relation-type database service is used, the usability and reliability are poor and single-point faults are prone to occurring.
12
Patent
Transaction processing method and system of distributed type database
Song Huaiming,Gong Fucai,Wang Yong,Miao Yanchao,Liu Xinchun,Shao Zongyou +5 more
- 09 Oct 2013
TL;DR: In this paper, a transaction processing method and system of a distributed type database is described, which includes the steps that a main database receives a transaction generated according to a configuration request, and the main database executes operation corresponding to the transaction and transmits the transaction to an auxiliary database according to the pre-configured database link between the main databases and the auxiliary database.
12
Patent
Distributed database management method and system
Zhou Jiajing,Miao Hao,Cheng Chao,Wang Songlei,Dong Hongliang,Ji Naigeng +5 more
- 07 Sep 2016
TL;DR: In this article, the authors proposed a distributed database management method which comprises the following steps of determining the mth data storage node corresponding to the ith data fragment, updating topological information in the distributed database, and sending the topology information to all the data storage nodes in the database.
12
Patent
High-availability database
Huang Hui
- 22 Apr 2015
TL;DR: In this article, the embodiment of the invention discloses a high-availability database, which comprises at least two groups of clusters which are connected through the network, and each cluster comprises a node and at least one storing device; one group of clusters is used as a main database, and the rest clusters are used as the backup databases.
12
Patent
Postgresql database cluster system mixedly using solid state drives and hard disk drive and optimizing method thereof
Yunqing Mao,Chang Xu,Ke Feng,Qingfa He,Yunsu Gu,Jiachun Wang,Lu Rao,Zhiyong Jiang +7 more
- 27 Jun 2012
TL;DR: In this article, the structural frame of a postgresql database cluster system mixedly using solid state drives and a hard disk drive and an optimizing method based on the system is revealed.
11
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Patent
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