在控制台下写程序可以联接到SQL数据库,但不知道怎么在UI下面怎么设置?用什么控件。下面的程序是我在控制台下写的能联接到数据库,但在UI下用datagrid联接不到SQL server ,这是为什么?怎么解决?static void Main(string[] args)
        {
            SqlConnection thisConnection=new SqlConnection(
@"Data Source=(local);Integrated Security=SSPI;"
+"Initial Catalog=northwind");            thisConnection.Open();            SqlCommand thisCommand = thisConnection .CreateCommand();
            
            thisCommand.CommandText="select customerID,CompanyName from Customers";            SqlDataReader thisReader = thisCommand.ExecuteReader();            while (thisReader.Read())
            {
                Console.WriteLine("\t{0}\t{1}", thisReader["CustomerId"], thisReader["CompanyName"]);
            }            thisReader.Close();            thisConnection.Close();
        }