Windows Forms: How to Link Chart /Graph with Database in C#

How to Link Chart/Graph with Local Database in C# using DataBinding

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Step 1Click New Project, then select Visual C# on the left, then Windows and then select Windows Forms Application. Name your project "ChartDemo" and then click OK

chart graph c#Step 2: Create a local database, then add a AgeStatistic table to your database -> create a dataset then drag the AgeStatistic table to your dataset as below

c# dataset

Step 3: Design your form as below

chart c#Step 4: Add code to handle your form as below

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;

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

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

        private void btnSave_Click(object sender, EventArgs e)
        {
            try
            {
                //Update data to sql database
                ageStatisticsBindingSource.EndEdit();
                ageStatisticsTableAdapter.Update(database.AgeStatistics);
                MessageBox.Show("Your data has been successfully saved.", "Message", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        private void btnLoad_Click(object sender, EventArgs e)
        {
            //Load data to chart/graph
            chart1.Series["Age"].XValueMember = "Age";
            chart1.Series["Age"].YValueMembers = "Total";
            chart1.DataSource = database.AgeStatistics;
            chart1.DataBind();
        }
    }
}

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