文件和数据库类File and Database Classes

这些类使您可以将信息存储到数据库或磁盘文件。These classes allow you to store information to a database or a disk file. 有三组提供类似功能的数据库类:OLE DB、ODBC 和 DAO。There are three sets of database classes — OLE DB, ODBC, and DAO — that provide similar functionality. OLE DB 组是使用 OLE DB 实现的并可与 OLE DB 使用者模板一起使用,DAO 组是使用数据访问对象实现的,ODBC 组是使用开放式数据库连接实现的。The OLE DB group is implemented using OLE DB and works with the OLE DB consumer templates, the DAO group is implemented using the Data Access Object, and the ODBC group is implemented using Open Database Connectivity. 还有一组用来操作标准文件、活动流和 HTML 流的类。There are also a set of classes for manipulating standard files, Active streams, and HTML streams.

以下类别的类支持数据持久性。The following categories of classes support data persistence.

请参阅See also

类概述Class Overview