unit Unit2;

interface

uses
  SysUtils, Classes, DB, DBTables;

type
  TDM = class(TDataModule)
    Table_basic: TTable;
    Table_relation: TTable;
    Table_salary: TTable;
    Table_exp: TTable;
    DS_basic: TDataSource;
    DS_exp: TDataSource;
    DS_car: TDataSource;
    Table_car: TTable;
    DS_relation: TDataSource;
    DS_salary: TDataSource;
    Table_exp2: TTable;
    Table_car2: TTable;
    Table_salary2: TTable;
    Table_relation2: TTable;
    Table_salary3: TTable;
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  DM: TDM;

implementation

{$R *.dfm}

end.