工具/模块/架构

工具:DbToCode , 让你了解典型的分层模式.
http://ltp.cnblogs.com/articles/289710.html

模块:Enterprise Library , 复用模块,提高开发效率.
http://www.microsoft.com/practices
http://www.amazon.com/practices
http://www.microsoft.com/china/msdn/events/webcasts/shared/webcast/consyscourse/EntLib.aspx
http://rickie.cnblogs.com/archive/2005/02/21/104472.html

架构:NHibernate
使用数据持久层,数据库映射成为Class
http://www.nibernate.org
http://nhibernate.sourceforge.net/
http://www.cnblogs.com/abluedog/archive/2006/04/15/375676.html