DataSetFactory.RegisterAdhoc(TBookProxy, dcfgFiredac, 
  function (): TDataSet;
  begin
    Result := TFDQuery.Create(AOwner);
    (Result as TFDQuery).Connection := FDConnection1;
    (Result as TFDQuery).SQL.Texr := 'SELECT ISBN, Title, Authors, ' +
      'Status, ReleseDate, Pages, Price, Currency, Imported, Description '+
      'FROM Books WHERE ReleaseDate > :ReleaseDate';
  end);
DataSetFactory.RegisterAdhoc(TBookProxy, dcfgMockDataset, CreateMockTableBook);

DataProxyFactory.Register(TBookProxy,DataSetFactory)

BookProxy := TDataProxyFactory.CreateProxy<TBookProxy>(AOwner)
BookProxy.Open ([EncodeDate(2018,01,01)],[ftDateTime])

DataProxyFactory.RegisterDataSet(TBookProxy, 'FireDAC-dsBook', 
  function (): TDataSet;
  begin
    Result := TFDQuery.Create(AOwner);
    (Result as TFDQuery).Connection := FDConnection1;
    (Result as TFDQuery).SQL.Texr := 'SELECT ISBN, Title, Authors, ' +
      'Status, ReleseDate, Pages, Price, Currency, Imported, Description '+
      'FROM Books WHERE ReleaseDate > :ReleaseDate';
  end);
DataProxyFactory.RegisterDataSet(TBookProxy, 'Mem-dsBook', CreateMockTableBook);

DataProxyFactory.SetDataSetConfiguration (TBookProxy, 'Mem-dsBook');

BookProxy := TDataProxyFactory.CreateProxy<TBookProxy>(AOwner)
BookProxy.Open ([EncodeDate(2018,01,01)],[ftDateTime])

RegisterDataSet(TBookProxy, 'FireDAC-dsBook', fdqBooks);