HELP!!!!!!!!!!!!!!
如果数据库返回的结果为空的话,我想写一句话:    "你想查的结果不存在    "	,该怎么写????   
 	OleDbConnection   myConnection   =   cn; 
 			DataSet   ds      =   new   DataSet(); 
 			OleDbDataAdapter   adapter      =   new   OleDbDataAdapter( "select   *   from   db   where   ip> 100 ",   myConnection); 
 			adapter.Fill(ds,    "lpan "); 
 			MyDataGrid.DataSource   =   ds.Tables[ "lpan "].DefaultView; 
 			MyDataGrid.DataBind();
------解决方案--------------------			if(ds.Tables[0].Rows.Count ==0) 
 			{  			 
 			 result.Text =  "没有查到你想要的结果 ";  			 
 			}
------解决方案--------------------if(ds.Tables[0].Rows.Count ==0) 
 			{  			 
 			xxxxxxxxxx			 
 			}