In addition to managing the federation, the federated server is also a full-function relational database with the capability to store and manage local data.
除了管理联邦以外，联邦服务器还是一个功能完整的关系数据库，具有存储和管理本地数据的能力。
Set Manipulation: Instead of simply retrieving specific records and returning them to the application, a relational-type database has the capability to manipulate the data.
集合操作：不是简单地检索特定记录并返回给应用程序，关系型数据库具有操作数据的功能。
To leverage that capability, JPA can defer assignment of an entity's ID attribute to the relational database.
为了权衡使用这项功能，JPA可以延缓向关系数据库分配实体的ID。
The thesis researches XML-DBMS that stores and queries XML data realized on relational database because of the ripe relational-DBMS and good capability to dispose great number of data.
由于关系数据库的成熟性以及良好的处理大数据量的能力，本文研究了实现在关系数据库上对XML数据进行存储和查询的XML数据库系统。
The thesis researches XML-DBMS that stores and queries XML data realized on relational database because of the ripe relational-DBMS and good capability to dispose great number of data.
由于关系数据库的成熟性以及良好的处理大数据量的能力，本文研究了实现在关系数据库上对XML数据进行存储和查询的XML数据库系统。
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