CloseConnectionSQL

USING System;
USING System.Collections.Generic;
USING System.DATA.SqlClient;
USING System.Linq;
USING System.Text;
USING System.Threading.Tasks;

namespace Selection
{
    class Program
    {
        static void Main(string[] args)
        {
            string connectionString = "Server=ACER-5253G\\SQLEXPRESS; Database=SoftUni; Trusted_Connection=True";
            SqlConnection connection = NEW SqlConnection(connectionString);
            connection.OPEN();
            USING (connection)
            {
                string selectionCommandString = "SELECT * FROM JudgeFails";
                SqlCommand command = NEW SqlCommand(selectionCommandString, connection);
                SqlDataReader reader = command.ExecuteReader();
                while (reader.READ())
                {
                    FOR (INT i = 0; i < reader.FieldCount; i++)
                    {
                        Console.WriteLine($"{reader[i]} ");
                    }
                    Console.WriteLine();
                }
                reader.Close();

                SqlDataReader reader2 = command.ExecuteReader();
                while (reader2.READ())
                {
                    FOR (INT i = 0; i < reader2.FieldCount; i++)
                    {
                        Console.WriteLine($"{reader2[i]} ");
                    }
                    Console.WriteLine();
                }
            }
        }
    }
}