unit MainDM; interface uses System.SysUtils, System.Classes, FireDAC.Stan.Intf, FireDAC.Stan.Option, FireDAC.Stan.Error, FireDAC.UI.Intf, FireDAC.Phys.Intf, FireDAC.Stan.Def, FireDAC.Stan.Pool, FireDAC.Stan.Async, FireDAC.Phys, FireDAC.Phys.FB, Data.DB, FireDAC.Comp.Client, FireDAC.Stan.Param, FireDAC.DatS, FireDAC.DApt.Intf, FireDAC.DApt, FireDAC.Comp.DataSet; type TdmMain = class(TDataModule) Connection: TFDConnection; dsArticles: TFDQuery; updArticles: TFDUpdateSQL; procedure ConnectionBeforeConnect(Sender: TObject); private { Private declarations } public { Public declarations } end; implementation {%CLASSGROUP 'Vcl.Controls.TControl'} {$R *.dfm} procedure TdmMain.ConnectionBeforeConnect(Sender: TObject); begin Connection.Params.Values['Database'] := '..\..\data\ORDERSMANAGER.FDB'; end; end.