public void CurrentTimeTest()//返回系统时间 { using (var edm = new NorthwindEntities()) { var a = from c in edm.Customers select new { time = SqlFunctions.CurrentTimestamp() }; Console.WriteLine(a.FirstOrDefault().time);//2013/1/22 14:09:13 //CURRENT_TIMESTAMP AS [C2] a.TraceSql(); } }