How to create a data base in c sharp

The best and easy way to make a data base in csharp as follow;

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace This_is_a_Databas
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void table1BindingNavigatorSaveItem_Click(object sender, EventArgs e)
        {
            this.Validate();
            this.table1BindingSource.EndEdit();
            this.tableAdapterManager.UpdateAll(this.dabaseDataSet1);

        }

        private void Form1_Load(object sender, EventArgs e)
        {
            // TODO: This line of code loads data into the 'dabaseDataSet1.Table1' table. You can move, or remove it, as needed.
            this.table1TableAdapter.Fill(this.dabaseDataSet1.Table1);

        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (MessageBox.Show("Are Your sure Your Want To Exit", "Exit", MessageBoxButtons.YesNo) == DialogResult.Yes)
            {
                Application.Exit();
            }
            else
            {

                MessageBox.Show("Change Not saved");
            }
        }
    }
}