private sys_User GetUserInfo() { sys_User model = null; var userId = Convert.ToInt32(AccountHelper.GetAccountUserId()); var list = BLLSingleton.Instance.IUserService.GetListBy(c => c.UserId == userId); if (list != null) model = list.FirstOrDefault();…
LINQ to Entities works by translating LINQ queries to SQL queries, then executing the resulting query on the database and converting the result back to application entities. Because of this crossover of two languages, it will only work when SQL-compa…
报错:System.NotSupportedException: LINQ to Entities does not recognize the method ...... get_Item(Int32)' method, and this method cannot be translated into a store expression. 在控制器中有如下一段代码: var tempList = SomeService.LoadEntities(c => c.DelFlag == (sho…
一.案例1,及解决方案: "LINQ to Entities 不识别方法"System.String ToString()",因此该方法无法转换为存储表达式." 原因是LINQ to Entities 不支持ToString()函数. 可用下述方法进行转换解决: string str= "1,2,3,4,5,6,7,8,9,0"; List<int> result = new List<string>(str.Split(…