With the database classes, you use a recordset object to select and access the result set.
通过数据库类，可以使用记录集对象来选择和访问结果集。
You can then use methods on those classes and their instances to interact with the database, instead of writing SQL.
然后您可以使用这些类及其实例上的方法来与数据库交互，而不用编写SQL。
XML mapping files describe how a class maps to a particular table in the database, along with any relationships that the class has with other classes.
XML映射文件描述了如何将类映射到数据库中具体的表，并描述了类与其他类的关系。
The DB2 driver classes are required to configure a connection with the DB2 database.
需要DB 2驱动程序类来配置与DB 2数据库的连接。
The next step is to wrap the database with a set of PHP classes that build the business logic for the application.
下一步，使用为应用程序构建逻辑的php类集打包数据库。
This code serves as your connection code to CouchDB and includes all the relevant classes that you'll need to work with the database.
上述代码充当的是到CouchDB的连接代码并且包含使用此数据库所需的所有相关类。
In this example, a private String attribute can also be declared in derived business object classes, called dbName, with the name of the appropriate database.
在这个例子中，还可以使用适当的数据库名，在称为dbName 的派生业务对象类中声明私有String属性。
The macro level is build and application wide and the micro level happens at the domain layer, where domain classes publish the events whenever they interact with the database.
宏观层次就是构建和应用范围，而微观层次处于领域层，领域类在与数据库发生交互时发布事件。
You can use the database classes with the framework or without it.
您可以在有框架时或无框架时使用数据库类。
Finally, through the real time simulation database and some simulation functions, connect the simulation interfaces effectively with those computing classes to complete the simulation software.
最后利用实时仿真数据库和一些仿真功能，将上述各个类与仿真界面有效的结合，完成仿真软件的制作。
For more information about using database classes in the framework, see MFC: using database classes with Documents and Views.
有关在框架中使用数据库类的更多信息，请参见mfc：结合文档和视图使用数据库类。
Instead, you create classes that represent the database and its tables, and use those classes to interact with data.
而是应创建表示该数据库及其表的类，然后使用这些类进行数据交互。
The database classes give you the same flexibility with regard to the ODBC API.
至于ODBC API，数据库类也提供了同样的灵活性。
The database classes give you the same flexibility with regard to the ODBC API.
至于ODBC API，数据库类也提供了同样的灵活性。
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