How to add a combobox,calender to a DataGrid view column and bind it from database

//This code is written on page load event it fills datagrid view
 
 string connectionString = "initial catalog=Everest;data source=MAIN;uid=sa;password=";
            conn = new SqlConnection(connectionString);
             sql = "SELECT * from project_seo where p_id>20";            
            da = new SqlDataAdapter(sql, conn);
            conn.Open();
            ds = new DataSet();
            SqlCommandBuilder commandBuilder = new SqlCommandBuilder(da);
            da.Fill(ds, "project_seo");
            bsource.DataSource = ds.Tables["project_seo"];
            dataGridView1.DataSource = bsource;
 
 
 
//it add/update data from database
 
 
 
try
            {
                if (MessageBox.Show("ARE U SURE TO Add/Update Records", "WARNING", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
                {
                    pictureBox1.Visible = true;
                    DataTable dt = ds.Tables["project_seo"];
                    this.dataGridView1.BindingContext[dt].EndCurrentEdit();
                    this.da.Update(dt);
                    
                    if (MessageBox.Show("Record has been Update", "WARNING", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
                    {
                        pictureBox1.Visible = false;
                    }
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }