var quantity = oRow["Quantity", DataRowVersion.Original];

table.AcceptChanges();

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 triggerDataTable
{
    public partial class Form1 : DevExpress.XtraEditors.XtraForm
    {
        DataTable table;
        public Form1()
        {
            InitializeComponent();
            table = new DataTable();
            table.Columns.Add("ID", typeof(int));
            table.Columns.Add("Name", typeof(string));
            table.Columns.Add("Quantity", typeof(decimal));
            table.Columns.Add("Price", typeof(decimal));

            table.Rows.Add(1, "Apple", 5, 12.5);
            table.Rows.Add(1, "Banana", 8, 5.25);
            table.Rows.Add(1, "Tomato", 3, 4.23);
            table.Rows.Add(1, "Oranges", 7, 15.28);
            table.Rows.Add(1, "Lemon", 15, 12.36);
            table.Rows.Add(1, "Water Lemon", 23, 9.63);
            table.Rows.Add(1, "Cherry", 9, 7.5);
            table.Rows.Add(1, "Coconuts", 18, 20.1);
            table.Rows.Add(1, "Kiwi", 2, 15.23);
            table.AcceptChanges();
            gridControl1.DataSource = table;
        }

        private void btn_checkStatus_Click(object sender, EventArgs e)
        {          
            var changeTable = table.GetChanges(DataRowState.Modified);
            gridControl2.DataSource = changeTable;           
        }

        private void gridView1_RowCellClick(object sender, DevExpress.XtraGrid.Views.Grid.RowCellClickEventArgs e)
        {
            if(e.Column == col_delete)
            {
                gridView1.DeleteRow(e.RowHandle);
            }
        }

        private void simpleButton1_Click(object sender, EventArgs e)
        {
            var table_deleted = table.GetChanges(DataRowState.Deleted);
            if (table_deleted == null) { gridControl3.DataSource = null; return; }
            var tableDeleted = table.Clone();
            foreach (DataRow oRow in table.GetChanges(DataRowState.Deleted).Rows)
            {
                var id = oRow["ID", DataRowVersion.Original];
                var name = oRow["Name", DataRowVersion.Original];
                var quantity = oRow["Quantity", DataRowVersion.Original];
                var price = oRow["Price", DataRowVersion.Original];
                tableDeleted.Rows.Add(id, name, quantity, price);
            }
            gridControl3.DataSource = tableDeleted;
          
        }

        private void simpleButton2_Click(object sender, EventArgs e)
        {
            var changeTable = table.GetChanges(DataRowState.Added);
            gridControl4.DataSource = changeTable;
          
        }

        private void simpleButton3_Click(object sender, EventArgs e)
        {
            table.AcceptChanges();
        }
    }
}