using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace LinqToEntity { class Program { static void Main(string[] args) { //点击项目右键-添加->新建项->ADO.NET实体数据模型,然后..选择你需要的表,点击完成。这里我选择是数据库是sales表的名字是xs,xs_kc默认生成了一个实体容器名称 salesEntities salesEntities salesEn = new salesEntities(); var result = from xs in salesEn.xs from xs_kc in salesEn.xs_kc where string.Equals(xs_kc.课程号, "206") && xs_kc.成绩 > 80 && xs.学号 == xs_kc.学号 select new { xs.姓名, xs_kc.成绩 }; foreach (var item in result) { Console.WriteLine(item.姓名 + ":" + item.成绩); } Console.ReadLine(); } } }
原文地址:http://blog.csdn.net/fanbin168/article/details/24650157