![]() ![]() ![]() Flexibility: System can be change and modified without harm to the entire database. Price: It is less expensive to create a network of smaller computers with the poour of one large one. Improved performance: Data is located near the site with the greatest demand and the database systems are parallelized, which allows the load to be balanced among the servers. ![]() Improved Availability: If there is a fault in one database system, it will only affect one fragment of the information, not the entire database. The advantages of such a database include the following: Distributed databases like Amazon’s SimpleDB ,spread information among physically dispersed hardwae.But to the client, the information seems to be located at one place. Of the databases available on the cloud, some are SQL-based and some use a NoSQL data model. There are two common deployment models: users can run databases on the cloud independently, using a virtual machine image, or they can purchase access to a database service, maintained by a cloud database provider. A cloud database is a database that typically runs on a cloud computing platform, such as Amazon EC2, GoGrid and Rackspace. Databases are repositories for information with links within the information that help make the data searchable.
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