public static bool UpDataDs(string SQLString, DataTable dtSource, string connectionString)
        {
            using (OleDbConnection connection = new OleDbConnection(connectionString))
            {
                OleDbCommand cmd = new OleDbCommand();
                cmd.Connection = connection;
                cmd.CommandText = SQLString;
                try
                {
                    DataSet ds = new DataSet();

                    OleDbDataAdapter adapter = new OleDbDataAdapter();
                    adapter.SelectCommand = cmd;
                    adapter.Fill(ds, "ds");
                    ds.Tables[0].PrimaryKey = new DataColumn[] { ds.Tables[0].Columns["ID"] };
                    OleDbCommandBuilder cmdb = new OleDbCommandBuilder((OleDbDataAdapter)adapter);

                    adapter.InsertCommand = cmdb.GetInsertCommand();

                    adapter.UpdateCommand = cmdb.GetUpdateCommand();

                    adapter.DeleteCommand = cmdb.GetDeleteCommand();
                    if (dtSource.GetChanges() != null)
                    {
                        adapter.Update(dtSource);
                        dtSource.AcceptChanges();
                    }
                    return true;
                }
                catch (DbException ex)
                {
                    connection.Close();
                    connection.Dispose();
                    return false;
                }
            }
        }