They provide a way to wrap database access and business logic, so they can be distributed on multiple servers.
它们提供了一种封装数据库访问和业务逻辑的方法，这样就可以在多台服务器上实现分发了。
In a fundamental distributed environment, access to a resource (whether a file, printer, database, etc.) is managed by resource managers (application servers).
在基本的分布式环境中，对于资源(文件、打印机、数据库，等等)的访问是通过资源管理器(应用程序服务器)进行管理的。
A decentralized system-known in the database world as a distributed system can be highly responsive to differences in data gathering, storage, and access.
分散式系统在数据库领域中称为分布式系统，这种系统能处理不同的数据采集、存储和访问方一式。
According to low efficiency in network database accessing in unreliable military communication system, this paper proposes the database access model based on distributed component.
针对不可靠军事通信应用系统中网络数据库访问效率低的问题，提出一种基于分布式组件的数据库访问模型。
Although distributed denial of service attacks do not harm a database, they are generally carried out to prevent people having access to an Internet site or to prevent a service from functioning.
分布式拒绝服务攻击并没有用来侵入后台数据库，这一攻击多用来阻止用户正常进入某些网页，或者阻止一些功能性服务的正常使用。
The database applications based on distributed and heterogeneous problems are increasing rapidly, and the architecture of inter-access of heterogeneous database needs to be perfected and updated.
随着数据库实践中基于分布、异构问题的进一步增多，异构数据库互访的实现需要进一步完善和更新。
With the richness of common database resources, distributed users in wide areas hope to transparently access and use these data resources on demand.
随着公有数据库资源的丰富，广泛分布的用户希望能够按需地、透明地访问和使用这些丰富的数据资源。
With the richness of common database resources, distributed users in wide areas hope to transparently access and use these data resources on demand.
随着公有数据库资源的丰富，广泛分布的用户希望能够按需地、透明地访问和使用这些丰富的数据资源。
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