Of course, you can extend this behavior to access a database, perform complex business logic, or do anything else you might come up with to figure out what file to link to.
当然，您可以扩展这种行为，以访问一个数据库、执行复杂的业务逻辑或您想到的其他任何东西，从而判断出要链接的文件。
You'll need a live database properly seeded with lookup data to test the GUI and a properly working GUI to test the data access logic.
您将需要一个具有正确查找数据的活动数据库来测试GUI，和一个运行正常的GUI来测试数据访问逻辑。
You will develop a PHP code module to provide the core bank logic with the necessary database access using ODBC.
我们开发一个PHP代码模块来提供核心银行逻辑，并使用ODBC进行必要的数据库访问。
In order to build a middleware bridge between the front-end CGI display code and the back-end database and business logic code, an API that allows all necessary data access must be defined.
为了在前端CGI显示代码和后端数据库及业务逻辑代码之间构建一个中间件桥，必须定义一个允许所有必需数据访问的API。
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。
The appropriate bank logic is invoked to access the database and deliver the results.
调用适当的银行逻辑来访问数据库并获得结果。
The control logic makes use of COM objects (3) to access the database.
控制逻辑利用COM对象(3)来访问数据库。
In addition, separating business logic from data access enables database-independence and provides for plug-ability to various types of data stores.
此外，从数据访问中分离业务逻辑可实现数据库独立性，并为各种类型的数据存储提供插件能力。
Using Informix 4GL's rich language support, it is easy to implement the user interface and the business logic that might involve embedding the SQL statements to access the database objects.
通过使用Informix4GL丰富的语言支持，可以轻松地实现用户界面和业务逻辑，还可以在其中嵌入用于访问数据库对象的SQL语句。
When properly done, the database access is buried behind a business logic object so that Web site developers who use JSPs don't know how the underlying database is organized.
在正确完成处理之后，数据库访问被隐藏到了业务逻辑对象之后，因此，那些使用JSP的Web站点的开发人员并不知道如何组织数据库。
Once the mapping is done, you can manipulate mapped objects as normal objects and easily submit changes back to relational database without writing complex data access logic.
一旦完成映射，您就可以将他们当成普通对象来处理，无需编写复杂的数据访问逻辑就可以轻松地将更改提交回数据库。
Stored procedures are valuable for encapsulating application logic and database access on the server.
存储过程对于在服务器上封装应用程序逻辑和数据库访问很有价值。
According to the requirement of J2EE system structure, corresponding EJB component was established to access database and handle operation logic.
按照J2EE体系结构要求，以建立相应EJ b组件实现数据库访问逻辑和业务逻辑。
Use the SQL database system, according to result of the database logic design to the establishment data form, and these use to access the shopping system involve of data information.
使用SQL数据库系统，根据数据库逻辑设计的结果来建立数据表，这些用来存取购物系统所涉及的数据信息。
Data logic and business rules can be encapsulated so that users can access data and objects only in ways that developers and database administrators intend.
可以包装数据逻辑和业务规则，以便用户可以仅通过开发人员和数据库管理员打算使用的方式访问数据和对象。
A visualization information database is designed to solve the heterogeneity problem, providing a unified access to the data layer for the logic layer.
针对海洋数据库数据异构问题，研究设计了可视化信息数据库，为数据可视化业务层提供统一的数据层接口。
A visualization information database is designed to solve the heterogeneity problem, providing a unified access to the data layer for the logic layer.
针对海洋数据库数据异构问题，研究设计了可视化信息数据库，为数据可视化业务层提供统一的数据层接口。
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