public DeliveryData(OnlineShopDbContext db) { this.db = db; }
public SqlProductData(OnlineShopDbContext db) { this.db = db; }
public MemberData(OnlineShopDbContext db) { this.db = db; }
public DeliveryData(OnlineShopDbContext db) { this.db = db; }
public SqlProductData(OnlineShopDbContext db) { this.db = db; }
public MemberData(OnlineShopDbContext db) { this.db = db; }