How does the use of a centralized database solve the data redundancy problem?

使用集中化数据数据库如何解决数据冗余的问题呢？

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Distributed database system may be regarded as a series of union of centralized database system.

分布式数据库系统可以看作是一系列集中式数据库系统的联合。

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The distributed database system has its own characters and theory, though it was based on the centralized database system.

分布式数据库系统虽然基于集中式数据库系统，但却有一定的特色和理论基础。

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In place of a centralized database, many countries want a federated system where the identifiers are developed by a country or region.

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In August 2006 they nabbed their first customer, providing JM Family Enterprises, the largest distributor of Toyotas in the U.S., with a way for employees to check into a centralized database via text messages after hurricanes.

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Right now there is no centralized database.

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