Кнопка на добавление таблицы

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.OleDb;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
 
namespace MS_Access
{
    public partial class Form1 : Form
    {
        public static string connectString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=Workers.mdb;";
        //        public static string connectString = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=Workers.mdb;";
 
        private OleDbConnection myConnection;
        public Form1()
        {
            InitializeComponent();
 
            myConnection = new OleDbConnection(connectString);
 
            myConnection.Open();
        }
 
        private void Form1_Load(object sender, EventArgs e)
        {
 
        }
 
        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            myConnection.Close();
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
            string query = "SELECT w_name FROM Worker WHERE w_id = 1";
 
            OleDbCommand command = new OleDbCommand(query, myConnection);
 
            textBox1.Text = command.ExecuteScalar().ToString();
        }
 
        private void button2_Click(object sender, EventArgs e)
        {
            string query = "SELECT w_name, w_position, w_salary FROM Worker ORDER BY w_id";
 
            OleDbCommand command = new OleDbCommand(query, myConnection);
 
            OleDbDataReader reader = command.ExecuteReader();
 
            listBox1.Items.Clear();
 
            while(reader.Read())
            {
                listBox1.Items.Add(reader[0].ToString() + "     " + reader[1].ToString() + "        " + reader[2].ToString() + " ");
            }
 
            reader.Close();
        }
 
        private void button3_Click(object sender, EventArgs e)
        {
            string query = "INSERT INTO Worker (w_name,  w_position, w_salary) VALUES ('Malia', 'layer', 10000)";
 
            OleDbCommand command = new OleDbCommand(query, myConnection);
 
            command.ExecuteNonQuery();
        }
 
        private void button4_Click(object sender, EventArgs e)
        {
            string query = "UPDATE Worker SET w_salary = 11111 WHERE w_id = 3";
 
            OleDbCommand command = new OleDbCommand(query, myConnection);
 
            command.ExecuteNonQuery();
        }
 
        private void button5_Click(object sender, EventArgs e)
        {
            string query = "DELETE FROM Worker WHERE w_id = 5";
 
            OleDbCommand command = new OleDbCommand(query, myConnection);
 
            command.ExecuteNonQuery();
        }
    }
}