In this tutorial you will implement a Web page for a personal resume stored as an XML file and explore two solutions to separating data and business logic from presentation logic.
By separating these, we intended to reduce the performance impact of logging queries of the file database; they are not merely separate tables, but two separate databases.
这么做是为了减少记录文件数据库查询所带来的性能影响;它们不但是单独的表,而且还是两个单独的数据库。
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The former will print the specified number of lines from each fileseparating them with the header beginning with ==> followed by the name of the file.