Through entity-relational mapping tool to relational database mapping data into a target to achieve the object-oriented manner in order to operate the database.

通过实体关系映射工具将关系型数据库的数据映射成对象，实现了以面向对象方式操作数据库。

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This means, most likely, that over the coming months OpenJPA will become integrated with Geronimo, eventually replacing the currently integrated database mapping technology, Tranql.

这意味着，很可能在未来的几个月里，OpenJPA将与Geronimo集成，最终取代目前的集成数据库映射技术Tranql。

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We also added a class mapping database.

我们还增加了一个类映射数据库。

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Shamus Khan, a sociologist at Columbia University, is analyzing the orchestra's subscriber lists to create a database mapping New York's elites in the seats of the concert hall.

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The mapping database is constantly updated with information from Thomson Reuters and third party sources.

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All models have the ability to upgrade to Garmin navigation via a special app (available on the Apple iTunes Store), which downloads the mapping database directly onto an iPhone 4 or 4s and allows for instantaneous routing and re-routing without the need for continuous 3G, 4G or LTE service, avoiding long download times and high data charges.

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