Entity Framework 6 - Knowledge Base (KB)

DbContext not compiling?

i am following a step by step to learn mvc and creating a music shop but for some reason i cant get the following code to work.....using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Data.Entity; namespace Mv...

Cannot assign void to an implicitly-typed local variable

var query = rep.GetIp() // in this line i have the error .Where(x => x.CITY == CITY) .GroupBy(y => o.Fam) .Select(z => new IpDTO { IId = z.Key.Id, ...

Use Include() method in repository

I have the following with EF 5:...var a = context.Posts.Include(x => x.Pack).Select(x => x.Pack.Id).ToList(); ...This works. Then I tried to replicate this in my generic repository:...public IQueryable<T> Include<T>(Expression<Func<T, Boolean>> criteria) ...

LINQ to Entities does not recognize the method 'System.String ToString(Int32)'

Hi I am using a linq query which is throwing the error LINQ to Entities does not recognize the method 'System.String ToString(Int32)' method, and this method cannot be translated into a store expression.... List<string> resultMap = (from item in ma...