Introduction of MEAYUNDB Embedded Speed memory Database
Source: Internet
Author: User
Keywordsnbsp; same embedded memory database
The cloud platform is composed of n>=1 meayundb subset groups, and the applications on each subset group are identical, and the only difference is that the data stored by each MEAYUNDB subset group is different. All of your data is distributed to each subset of the cloud platform, and each subset group stores only a portion of your data.
The number of MEAYUNDB instances in the Meayundb subset group requires >=1 (the number of instances is determined by the user), and the MEAYUNDB instance data in the same subset group is identical, providing the same business applications externally, MEAYUNDB instances in the same subset group are each other's http://www.aliyun.com/zixun/aggregation/14344.html "> Data backup, which can increase the number of data backups by adding MEAYUNDB instances.
Cloud Platform does not adopt master-slave architecture, there is no single point of failure, with the expansion of the business, you can linearly increase the subset group number, improve throughput, easy to deal with hundreds of billions of line-level data storage and real-time analysis processing.
MapReduce process
After the user submits the task to the cloud platform, the cloud platform will decompose the user task, and dispatch the MEAYUNDB instance of the cloud platform, handle the user task in parallel, and finally merge the task result, and the merged result can be the input of the next round parallel computation.
MEAYUNDB mobile computing without moving data, reducing the communication overhead between client/server processes, and calculating data in memory to maximize system performance.
MEAYUNDB Performance
The software and hardware environment used in this test:
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