DBConnect.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using MySql.Data.MySqlClient;

namespace SMS_Server
{
    internal class DBConnect
    {
        MySqlConnection connect = new MySqlConnection("datasource=localhost;port=3306;username=root1;password=root;database=studentdb");

        public MySqlConnection getconnection
        {
            get
            {
                return connect;
            }
        }

        public void openConnect()
        {
            if (connect.State == System.Data.ConnectionState.Closed)
            {
                connect.Open();
            }
        }

        public void closeConnect()
        {
            if (connect.State == System.Data.ConnectionState.Open)
            {
                connect.Close();
            }
        }
    }
}