DBI gives the API a consistent interface to any database that the programmer wishes to use.
dbi为api提供了一个一致的接口,它可以适用于程序员想使用的任何数据库。
Once you've selected your channels, you can view them all, using the readers' consistent interface.
一旦选择了频道,您就可以使用阅读器一致的界面查看这些频道。
The advantage here is your app can have a pretty consistent interface over different data storage and retrieval approaches.
有了这些对象,你的程序可以在不同的数据存储系统和数据获取方法中使用一致的接口。
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