You need to use the database for storing the rawdata from the survey form and as a method of reporting the information for your application.
您需要使用数据库来存储问卷调查表格中的原始数据,并且作为您的应用程序报告相关信息的一种方法。
2
Application data normally has a predefined structure, and most developers prefer to work with that data in the form of data objects rather than as raw XML.