摘要: http://www.west-wind.com/weblog/posts/2008/Feb/05/Linq-to-SQL-DataContext-Lifetime-ManagementLinq to SQL uses a DataContext to manage it's access to the database as well as tracking changes made to entities retrieved from the database. Linq to SQL has a persistent approach to managing its 'c 阅读全文
posted @ 2011-10-25 19:52 quietwalk 阅读(1144) 评论(0) 推荐(0)