public void Startup()
        {
            vdao = new VenueDao(db);
            catDao = new CategoryDao(db);
            couDao = new CountryDao(db);
            adao = new ArtistDao(db);
            pdao = new PerformanceDao(db);

            pdao.DeleteAllPerformances();
            vdao.DeleteAllVenues();
            adao.DeleteAllArtists();
            catDao.DeleteAllCategories();
            couDao.DeleteAllCountries();

            foreach (var item in RepresentativeData.GetDefaultVenues()) {
                vdao.CreateVenue(item.Name, item.Shortcut, item.Latitude, item.Longitude);
            }
            foreach (var item in RepresentativeData.GetDefaultCategories()) {
                catDao.CreateCategory(item.Shortcut, item.Name);
            }
            foreach (var item in RepresentativeData.GetDefaultCountries()) {
                couDao.CreateCountry(item.Name, item.FlagPath);
            }

            foreach (var item in RepresentativeData.GetDefaultArtists()) {
                adao.CreateArtist(item.Name, item.Email, item.CategoryId,
                    item.CountryId, item.PicturePath, item.VideoPath);
            }
        }