public void UsingEntityConnectionWithDevForce() {

      string connectionString1 = 

        ConfigurationManager.ConnectionStrings["NorthwindIBEntityManager"].ConnectionString;

      string connectionString2 = "Name = NorthwindIBEntityManager";

      using (EntityConnection connection = new EntityConnection(connectionString2)) {

        connection.Open();

        EntityCommand entityCommand = connection.CreateCommand();

        entityCommand.CommandText = 

                    "Select emp.FirstName as First, emp.LastName as Last " +

                     "FROM NorthwindIBEntityManager.Employees AS emp";

        EntityDataReader reader = entityCommand.ExecuteReader(CommandBehavior.SequentialAccess);

        while (reader.Read()) {

          Output += String.Format("{0} {1} \n", reader["First"], reader["Last"]);

        }

        connection.Close();

      }

    }

 

using(EntityConnection connection = new EntityConnection("Name = SchoolEntities"))

{

connection.Open();

EntityCommand entityCommand = connection.CreateCommand();

entityCommand.CommandText =

                  @"Select p.ProductID as Id from SchoolEntities.Product as p";

 

EntityDataReader entityDataReader =

entityCommand.ExecuteReader(CommandBehavior.SequentialAccess);

 

while (entityDataReader.Read())

{

              for (int i = 0; i < entityDataReader.FieldCount; i++)

              Console.Write(entityDataReader.ToString() + "\t");