for to add images in gridview column from mysql database.
 private void Form2_Load(object sender, EventArgs e)
 {
 con = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=C:\Users\Admin\source\repos\DATABASE\data2.sql.mdf;Integrated Security=True;Connect Timeout=30");
 con.Open();
 adpt = new SqlDataAdapter("Select * from Details ", con);
 dt = new DataTable();
 adpt.Fill(dt);
 dataGridView.DataSource = dt;
 con.Close();
 
 }
 
 private void txtSearch_TextChanged(object sender, EventArgs e)
 {
 con = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=C:\Users\Admin\source\repos\DATABASE\data2.sql.mdf;Integrated Security=True;Connect Timeout=30");
 con.Open();
 adpt = new SqlDataAdapter(" select * from Details Where [Part No] like '%"+txtSearch.Text+"%'",con);
 dt = new DataTable("Details");
 adpt.Fill(dt);
 dataGridView.DataSource = dt;
 con.Close();
 txtSearch.Width = 300;
 txtSearch.Height = 70;
 txtSearch.Font = new Font("Bold", 15,FontStyle.Bold);
 }