using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.Windows.Forms.DataVisualization.Charting;

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {


        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            SqlConnection con = new SqlConnection("Data Source=DESKTOP-8GV813C\\SQLEXPRESS01; Initial Catalog=marat; Integrated Security=SSPI;");
            con.Open();
            SqlCommand cmd = new SqlCommand("select * from marat", con);
            SqlDataAdapter sda = new SqlDataAdapter(cmd);
            DataSet ds = new DataSet();
            chart1.DataSource = ds.Tables["CountryID"];
            chart1.Series["Series1"].XValueMember = "ID";
            chart1.Series["Series1"].YValueMembers = "ID";
            this.chart1.Titles.Add("piwe");
            chart1.Series["Series1"].ChartType = SeriesChartType.Pie;

            //Form2 fm = new Form2();
            //fm.Show();
        }
    }
}