demo1u~1.~pa

TxQuery is an SQL engine implemented in a TDataSet descendant component, that can parse SQL syntax,

unit Demo1U;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  Grids, DBGrids, Db, ADODB, StdCtrls;

type
  TForm1 = class(TForm)
    ADODataSet1: TADODataSet;
    DataSource1: TDataSource;
    DBGrid1: TDBGrid;
    Edit1: TEdit;
    Label1: TLabel;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);
begin
   ADODataSet1.Close;
   ADODataSet1.CommandText := Edit1.Text;
   ADODataSet1.Open;
end;

end.