SqlConnection sqlConnection1 = new SqlConnection(@"Data Source=(LocalDB)\v12.0;AttachDbFilename= C:\Users\Giovanni Camera\Documents\Visual Studio 2015\Projects\WindowsFormsApplication7\WindowsFormsApplication7\prova.MDF; Integrated Security = True");
                SqlCommand comm = new SqlCommand("SELECT NomeRicette FROM Prova WHERE Cristina = 'Y' ", sqlConnection1);
                SqlDataAdapter da = new SqlDataAdapter(comm);
                DataTable dt = new DataTable();
                try
                {
                    sqlConnection1.Open();
                    da.Fill(dt);

                    foreach (DataRow row in dt.Rows)
                    {
                        RisultatoCristina.Add(Convert.ToString(row["NomeRicette"]));

                    }

                    RisultatoRicercaRicette.Items.AddRange(RisultatoCristina.ToArray());
                   



                    sqlConnection1.Close();
                }